
Series 44M Marine Duct Axial Blower
The Hartzell Advantage
Hartzell Air Movement has been
manufacturing high quality marine
fans since the 1970s and has many
years of experience in providing
insight and innovation to meet the
expanding corrosive environment
needs of our customers. We have
a wide range of products combined
with our knowledgeable service
and support to meet our customers’
marine environment challenges.
Why choose Hartzell:
• A full range of marine duty fans,
covering all levels of static pressure
Series 44M – Type AM Adjustable Pitch Prop
The AM propeller used in the duct
axial line is a die-cast aluminum,
airfoil design, with adjustable pitch
blades, and with multiple blade
congurationsavailable.Itsdesign
is rugged; its function is to move
large volumes of air at medium static
pressures up to 4 inches.
• Multiplemountingcongurations,
coatings, and colors available
• Customization available to meet the
ultimate needs of the customer
AM prop is pending AMCA approval
Series 44M Marine Duty Duct Axial Blowers with AM Adjustable Pitch Prop
Hartzell’s heavy-duty line of direct
drive marine duct axial blowers with
the AM propeller is available in sizes
12" through 48". Air deliveries go
up to 65,000 CFM. Units operate
efcientlyupto4"staticpressure.
The AM blower is a duct axial fan
type combining the best features
oftherugged,highlyefcient
vaneaxial blower and the economical
performance of a duct fan. The
propeller design is adjustable pitch.
Rigid motor mounts provide support
for the foot mounted totally enclosed
fan cooled motor that is furnished as
standard.
2 Visit www.hartzellairmovement.com

Series 44M Performance Tables
Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range
25-50 756-1380 0 55-73 0.03-0.16 25-50 1140-2082 0 68-71 .09-.31 25-40 2248-3473 0 88-91 0.68-1.53
25 180 0.25 53 0.04 25-50 929-1532 0.25 66-77 .11-.29 25-40 2151-3301 0.25 87-90 0.73-1.58
Model _44-M-125AM_ _ _ ST_ _ _ _, (5 - Blade)
Model _44-M-125AM_ _ _ ST_ _ _ _, (5 - Blade)
Series 44-M, Size 12, 1160 RPM Series 44-M, Size 12, 1750 RPM
Series 44-M, Size 12, 3450 RPM
Model _44-M-125AM_ _ _ ST_ _ _ _, (5 - Blade)
25 344 0.5 66 0.11 25-40 2047-3136 0.5 87-89 0.77-1.61
25 174 0.75 66 0.13 25-40 1942-2996 0.75 86-93 0.82-1.62
Model _44-M-125AM_ _ _ ST_ _ _ _, (5 - Blade)
Series 44-M, Size 12, 3450 RPM
Model _44-M-125AM_ _ _ ST_ _ _ _, (5 - Blade)
25-40 1814-2838 1 86-95 0.87-1.616
25 1091 1.25 86 0.78
25 933 1.5 86 0.78
25 785 1.75 86 0.82
25 643 2 86 0.89
25 518 2.25 86 0.95
25 440 2.5 86 0.97
25 382 2.75 86 0.97
25 321 3 86 0.97
25 248 3.25 86 0.98
25 159 3.5 86 1
Series 44-M, Size 12, 3450 RPM
Model _44-M-125AM_ _ _ ST_ _ _ _, (5 - Blade)
25-40 1814-2838 1 86-95 0.87-1.616
25 1091 1.25 86 0.78
25 933 1.5 86 0.78
25 785 1.75 86 0.82
25 643 2 86 0.89
25 518 2.25 86 0.95
25 440 2.5 86 0.97
25 382 2.75 86 0.97
25 321 3 86 0.97
25 248 3.25 86 0.98
25 159 3.5 86 1
25-30 4796-5585 1.5 91-91 4.11-4.95
25 4651 1.75 91 4.22
25 4448 2 91 4.32
25 4109 2.25 91 4.42
25 2569 2.5 91 4.21
25 1787 2.75 91 4.24
25 1588 3 91 4.33
25 1447 3.25 91 4.43
25 1319 3.5 91 4.54
25 1196 3.75 91 4.64
25 1057 4 91 4.73
Series 44-M, Size 12, 3450 RPM
Model _44-M-125AM_ _ _ ST_ _ _ _, (5 - Blade)
25 344 0.5 66 0.11 25-40 2047-3136 0.5 87-89 0.77-1.61
25 174 0.75 66 0.13 25-40 1942-2996 0.75 86-93 0.82-1.62
25-40 1814-2838 1 86-95 0.87-1.616
25 1091 1.25 86 0.78
25 933 1.5 86 0.78
25 785 1.75 86 0.82
25 643 2 86 0.89
25 518 2.25 86 0.95
25 440 2.5 86 0.97
25 382 2.75 86 0.97
25 321 3 86 0.97
25 248 3.25 86 0.98
25 159 3.5 86 1
25 832 0.75 73 0.56 25-30 5212-6120 0.75 92-92 3.8-4.59
25 570 1 73 0.61 25-30 5062-5959 1 91-92 3.9-4.72
25 279 1.25 73 0.66 25-30 4931-5782 1.25 91-91 4.00-4.83
Series 44-M, Size 16, 1750 RPM Series 44-M, Size 16, 3450 RPM
Model _44-M-125AM_ _ _ ST_ _ _ _, (5 - Blade)
Series 44-M, Size 12, 3450 RPM
Model _44-M-125AM_ _ _ ST_ _ _ _, (5 - Blade)
Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range
25-50 756-1380 0 55-73 0.03-0.16 25-50 1140-2082 0 68-71 .09-.31 25-40 2248-3473 0 88-91 0.68-1.53
25 180 0.25 53 0.04 25-50 929-1532 0.25 66-77 .11-.29 25-40 2151-3301 0.25 87-90 0.73-1.58
25 344 0.5 66 0.11 25-40 2047-3136 0.5 87-89 0.77-1.61
25 174 0.75 66 0.13 25-40 1942-2996 0.75 86-93 0.82-1.62
Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range
25-50 1934-3238 0 63-68 0.14-0.34 25-50 2917-4885 0 75-79 0.47-1.18 25-32.5 5751-7121 0 93-95 3.57-4.66
25-45 1405-2174 0.25 62-65 0.17-.26 25-50 2575-4423 0.25 73-79 0.51-1.19 25-32.5 5556-6987 0.25 93-94 3.63-4.8
25 271 0.5 62 0.19 25-50 2284-3809 0.5 73-77 0.56-1.19 25-32.5 5377-6846 0.5 92-94 3.71-4.92
Series 44-M, Size 16, 1750 RPM Series 44-M, Size 16, 3450 RPM
Model _44-M-125AM_ _ _ ST_ _ _ _, (5 - Blade)
Model _44-M-165AM_ _ _ ST_ _ _ _, (5 - Blade) Model _44-M-165AM_ _ _ ST_ _ _ _, (5 - Blade) Model _44-M-165AM_ _ _ ST_ _ _ _, (5 - Blade)
Model _44-M-125AM_ _ _ ST_ _ _ _, (5 - Blade)
Series 44-M, Size 12, 1160 RPM Series 44-M, Size 12, 1750 RPM
Series 44-M, Size 12, 3450 RPM
Model _44-M-125AM_ _ _ ST_ _ _ _, (5 - Blade)
Series 44-M, Size 16, 1160 RPM
25-40 1814-2838 1 86-95 0.87-1.616
25 1091 1.25 86 0.78
25 933 1.5 86 0.78
25 785 1.75 86 0.82
25 643 2 86 0.89
25 518 2.25 86 0.95
25 440 2.5 86 0.97
25 382 2.75 86 0.97
25 321 3 86 0.97
25 248 3.25 86 0.98
25 159 3.5 86 1
25-30 4796-5585 1.5 91-91 4.11-4.95
25 4651 1.75 91 4.22
25 4448 2 91 4.32
25 4109 2.25 91 4.42
25 2569 2.5 91 4.21
25 1787 2.75 91 4.24
25 1588 3 91 4.33
25 1447 3.25 91 4.43
25 1319 3.5 91 4.54
25 1196 3.75 91 4.64
25 1057 4 91 4.73
20 1084 1 7
7 0.45 20-25 5666-7179 1 92-95 2.81-3.92
20 725 1.25 77 0.46 20-25 5492-7007 1.25 92-94 2.91-4.05
20 401 1.5 77 0.49 20-25 5294-6823 1.5 92-94 3.01-4.22
20 144 1.75 77 0.54 20-25 5061-6622 1.75 92-93 3.12-4.38
Model _44-M-186AM_ _ _ ST_ _ _ _, (6 - Blade)
Series 44-M, Size 18, 3450 RPM
Series 44-M, Size 12, 3450 RPM
Model _44-M-125AM_ _ _ ST_ _ _ _, (5 - Blade)
25 344 0.5 66 0.11 25-40 2047-3136 0.5 87-89 0.77-1.61
25 174 0.75 66 0.13 25-40 1942-2996 0.75 86-93 0.82-1.62
25-40 1814-2838 1 86-95 0.87-1.616
25 1091 1.25 86 0.78
25 933 1.5 86 0.78
25 785 1.75 86 0.82
25 643 2 86 0.89
25 518 2.25 86 0.95
25 440 2.5 86 0.97
25 382 2.75 86 0.97
25 321 3 86 0.97
25 248 3.25 86 0.98
25 159 3.5 86 1
25 832 0.75 73 0.56 25-30 5212-6120 0.75 92-92 3.8-4.59
25 570 1 73 0.61 25-30 5062-5959 1 91-92 3.9-4.72
25 279 1.25 73 0.66 25-30 4931-5782 1.25 91-91 4.00-4.83
25-30 4796-5585 1.5 91-91 4.11-4.95
25 4651 1.75 91 4.22
25 4448 2 91 4.32
25 4109 2.25 91 4.42
25 2569 2.5 91 4.21
25 1787 2.75 91 4.24
25 1588 3 91 4.33
25 1447 3.25 91 4.43
25 1319 3.5 91 4.54
25 1196 3.75 91 4.64
25 1057 4 91 4.73
20 580 0.5 66 0.13 20-45 2452-5506 0.5 75-82 .42-1.58 20-25 5965-7493 0.5 93-96 2.62-3.63
20 122 0.75 66 0.15 20 1549 0.75 77 0.43 20-25 5821-7341 0.75 93-95 2.71-3.77
Series 44-M, Size 18, 1160 RPM Series 44-M, Size 18, 1750 RPM
Model _44-M-186AM_ _ _ ST_ _ _ _, (6 - Blade) Model _44-M-186AM_ _ _ ST_ _ _ _, (6 - Blade)
Series 44-M, Size 16, 1750 RPM Series 44-M, Size 16, 3450 RPM
Model _44-M-125AM_ _ _ ST_ _ _ _, (5 - Blade)
Model _44-M-186AM_ _ _ ST_ _ _ _, (6 - Blade)
Series 44-M, Size 18, 3450 RPM
Series 44-M, Size 12, 3450 RPM
Model _44-M-125AM_ _ _ ST_ _ _ _, (5 - Blade)
Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range
25-50 756-1380 0 55-73 0.03-0.16 25-50 1140-2082 0 68-71 .09-.31 25-40 2248-3473 0 88-91 0.68-1.53
25 180 0.25 53 0.04 25-50 929-1532 0.25 66-77 .11-.29 25-40 2151-3301 0.25 87-90 0.73-1.58
25 344 0.5 66 0.11 25-40 2047-3136 0.5 87-89 0.77-1.61
25 174 0.75 66 0.13 25-40 1942-2996 0.75 86-93 0.82-1.62
Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range
25-50 1934-3238 0 63-68 0.14-0.34 25-50 2917-4885 0 75-79 0.47-1.18 25-32.5 5751-7121 0 93-95 3.57-4.66
25-45 1405-2174 0.25 62-65 0.17-.26 25-50 2575-4423 0.25 73-79 0.51-1.19 25-32.5 5556-6987 0.25 93-94 3.63-4.8
25 271 0.5 62 0.19 25-50 2284-3809 0.5 73-77 0.56-1.19 25-32.5 5377-6846 0.5 92-94 3.71-4.92
25 832 0.75 73 0.56 25-30 5212-6120 0.75 92-92 3.8-4.59
25 570 1 73 0.61 25-30 5062-5959 1 91-92 3.9-4.72
25 279 1.25 73 0.66 25-30 4931-5782 1.25 91-91 4.00-4.83
Bld. Ang. Range CFM Range SP dBA Range
BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range
20 1569 0 57 0.04 20-32.5 2092-3261 0 65-66 .09-.208 20-45 3156-6538 0 76-84 .32-1.47 20-30 6223-8984 0 94-96 2.43-4.79
20 530 0.25 58 0.06 20-32.5 1483-2646 0.25 64-65 .13-.260 20-45 2883-6093 0.25 75-83 .36-1.53 20-30 6098-8821 0.25 93-96 2.52-4.9
Series 44-M, Size 18, 1160 RPM Series 44-M, Size 18, 1750 RPM
Model _44-M-186AM_ _ _ ST_ _ _ _, (6 - Blade) Model _44-M-186AM_ _ _ ST_ _ _ _, (6 - Blade)
Series 44-M, Size 16, 1750 RPM Series 44-M, Size 16, 3450 RPM
Model _44-M-125AM_ _ _ ST_ _ _ _, (5 - Blade)
Model _44-M-165AM_ _ _ ST_ _ _ _, (5 - Blade) Model _44-M-165AM_ _ _ ST_ _ _ _, (5 - Blade) Model _44-M-165AM_ _ _ ST_ _ _ _, (5 - Blade)
Model _44-M-125AM_ _ _ ST_ _ _ _, (5 - Blade)
Series 44-M, Size 12, 1160 RPM Series 44-M, Size 12, 1750 RPM
Series 44-M, Size 18, 870 RPM
Model _44-M-186AM_ _ _ ST_ _ _ _, (6 - Blade)
Series 44-M, Size 12, 3450 RPM
Model _44-M-125AM_ _ _ ST_ _ _ _, (5 - Blade)
Series 44-M, Size 16, 1160 RPM
with AM Adjustable Pitch Prop
Performance is shown for installation type D: ducted inlet/ducted outlet.
Performance ratings do not include the effects of appurtances (Accessories).
Series 44-M, Size 18, 3450 RPM shown on page 4
3Visit www.hartzellairmovement.com

Series 44M Performance Tables
20-25 4756-6395 2 93-94 3.24-4.55
20-25 4340-6119 2.25
93-94 3.34-4.68
20 3849 2.5 93-95 3.27-3.27
20 3304 2.75 94-95 3.24-3.24
20 2957 3 94 3.27
20 2706 3.25 95 3.31
20 2479 3.5 95 3.35
20 2254 3.75 95 3.39
20 2044 4 95 3.43
Model _44-M-186AM_ _ _ ST_ _ _ _, (6 - Blade)
Series 44-M, Size 18, 3450 RPM
Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range
20-30 2189-3273 0 61-62 .08-.131 20-30 2918-4364 0 68-70 .19-.31 20-32.5 4402-7094 0 80-82 .67-1.23
20-25 712-955 0.25 61-65 .09-.12 20-30 2173-3516 0.25 69-70 .22-.38 20-32.5 3971-6620 0.25 79-82 .71-1.32
Series 44-M, Size 21, 870 RPM Series 44-M, Size 21, 1160 RPM Series 44-M, Size 21, 1750 RPM
Model _44-M-215AM_ _ _ ST_ _ _ _, (5 - Blade) Model _44-M-215AM_ _ _ ST_ _ _ _, (5 - Blade) Model _44-M-215AM_ _ _ ST_ _ _ _, (5 - Blade)
20-25 686-1006 0.5 68-72 .21-.28 20-32.5 3458-5994 0.5 79-81 .76-1.41
25 219 0.75 72 0.33 20-32.5 2635-5199 0.75 79-81 .77-1.45
20-25 1472-1962 1 79-84 .73-.94
20-25 761-1210 1.25 79-84 .71-.98
20-25 316-669 1.5 79-84 .72-1.07
25 267 1.75 84 .76-1.16
20-25 1472-1962 1 79-84 .73-.94
20-25 761-1210 1.25 79-84 .71-.98
20-25 316-669 1.5 79-84 .72-1.07
25 267 1.75 84 .76-1.16
20-30 2784-4008 1.75 82-87 1.66-3.27
20-30 2212-3233 2 82-87 1.67-2.94
20-30 1642-2502 2.25 82-87 1.67-3.09
20-30 1083-1854 2.5 82-87 1.66-3.27
20-30 618-1307 2.75 82-87 1.71-3.51
20-30 282-865 3 82-87 1.81-3.76
30 496 3.25 82 4.0
20-25 686-1006 0.5 68-72 .21-.28 20-32.5 3458-5994 0.5 79-81 .76-1.41
25 219 0.75 72 0.33 20-32.5 2635-5199 0.75 79-81 .77-1.45
20-25 1472-1962 1 79-84 .73-.94
20-25 761-1210 1.25 79-84 .71-.98
20-25 316-669 1.5 79-84 .72-1.07
25 267 1.75 84 .76-1.16
20-45 4966-8247 0.5 72-76 .48-1.78 20-32.5 5984-10290 0.5 82-83 1.42-2.83
20-30 1049-1611 1 72-76 .49-.90 20-32.5 4925-9305 1 82-82 1.61-3.2
20-30 320-747 1.25 72-76 .51-1.05 20-30 4138-7714 1.25 82-87 1.64-2.99
30 183 1.5 72-76 .56-1.21 20-30 3402-4948 1.5 82-87 1.50-2.66
Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range
20-30 2189-3273 0 61-62 .08-.131 20-30 2918-4364 0 68-70 .19-.31 20-32.5 4402-7094 0 80-82 .67-1.23
20-25 712-955 0.25 61-65 .09-.12 20-30 2173-3516 0.25 69-70 .22-.38 20-32.5 3971-6620 0.25 79-82 .71-1.32
20-25 686-1006 0.5 68-72 .21-.28 20-32.5 3458-5994 0.5 79-81 .76-1.41
25 219 0.75 72 0.33 20-32.5 2635-5199 0.75 79-81 .77-1.45
Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range
20-35 3289-6036 0 66-67 .15-.36 20-45 4385-10236 0 73-76 .35-1.59 20-32.5 6616-11008 0 84-85 1.19-2.4
20-35 2429-5077 0.25 65-66 .20-.46 20-45 3896-9469 0.25 72-75 .42-1.7 20-32.5 6323-10669 0.25 83-84 1.31-2.65
20-30 1074-1574 0.5 65-69 .21-.37
20-45 4966-8247 0.5 72-76 .48-1.78 20-32.5 5984-10290 0.5 82-83 1.42-2.83
20-30 120-403 0.75 65-69 .23-.47 20-30 1912-2753 0.75 72-76 .48-.81 20-32.5 5562-9850 0.75 82-82 1.53-3.02
Series 44-M, Size 24, 870 RPM Series 44-M, Size 24, 1160 RPM Series 44-M, Size 24, 1750 RPM
Model _44-M-249AM_ _ _ ST_ _ _ _, (9 - Blade) Model _44-M-249AM_ _ _ ST_ _ _ _, (9 - Blade) Model _44-M-249AM_ _ _ ST_ _ _ _, (9 - Blade)
Series 44-M, Size 21, 870 RPM Series 44-M, Size 21, 1160 RPM Series 44-M, Size 21, 1750 RPM
Model _44-M-215AM_ _ _ ST_ _ _ _, (5 - Blade) Model _44-M-215AM_ _ _ ST_ _ _ _, (5 - Blade) Model _44-M-215AM_ _ _ ST_ _ _ _, (5 - Blade)
with AM Adjustable Pitch Prop
4 Visit www.hartzellairmovement.com
Performance is shown for installation type D: ducted inlet/ducted outlet.
Performance ratings do not include the effects of appurtances (Accessories).

Series 44M Performance Tables
20-25 1472-1962 1 79-84 .73-.94
20-25 761-1210 1.25 79-84 .71-.98
20-25 316-669 1.5 79-84 .72-1.07
25 267 1.75 84 .76-1.16
20-30 2784-4008 1.75 82-87 1.66-3.27
20-30 2212-3233 2 82-87 1.67-2.94
20-30 1642-2502 2.25 82-87 1.67-3.09
20-30 1083-1854 2.5 82-87 1.66-3.27
20-30 618-1307 2.75 82-87 1.71-3.51
20-30 282-865 3 82-87 1.81-3.76
30 496 3.25 82 4.0
2.20-8.09
20-45 4449-16606 1.75 88-91 2.43-8.78
20-30 3534-5946 2 88-91 2.42-4.04
20-30 2546-4726 2.25 88-91 2.26-4.14
20-30 1916-3836 2.5 88-91 2.33-4.26
20-30 1302-3051 2.75 88-91 2.35-4.42
20-30 721-2174 3 88-91 2.39-4.64
25-30 959-1436 3.25 91 3.43-4.92
25-30 391-891 3.5 91 3.43-4.92
30 422 3.75 91 3.60-5.52
M
20-25 686-1006 0.5 68-72 .21-.28 20-32.5 3458-5994 0.5 79-81 .76-1.41
25 219 0.75 72 0.33 20-32.5 2635-5199 0.75 79-81 .77-1.45
20-25 1472-1962 1 79-84 .73-.94
20-25 761-1210 1.25 79-84 .71-.98
20-25 316-669 1.5 79-84 .72-1.07
25 267 1.75 84 .76-1.16
20-45 4966-8247 0.5 72-76 .48-1.78 20-32.5 5984-10290 0.5 82-83 1.42-2.83
20-30 1049-1611 1 72-76 .49-.90 20-32.5 4925-9305 1 82-82 1.61-3.2
20-30 320-747 1.25 72-76 .51-1.05 20-30 4138-7714 1.25 82-87 1.64-2.99
30 183 1.5 72-76 .56-1.21 20-30 3402-4948 1.5 82-87 1.50-2.66
20-30 2784-4008 1.75 82-87 1.66-3.27
20-30 2212-3233 2 82-87 1.67-2.94
20-30 1642-2502 2.25 82-87 1.67-3.09
20-30 1083-1854 2.5 82-87 1.66-3.27
20-30 618-1307 2.75 82-87 1.71-3.51
20-30 282-865 3 82-87 1.81-3.76
30 496 3.25 82 4.0
2.20-8.09
20-30 1641-3063 1 78-81 .68-1.21 20-45 7339-19834 1 81-92 2.48-8.58
20-30 714-1802 1.25 78-81 .69-1.31 20-45 6635-18753 1.25 81-92 2.50-8.68
25-30 386-708 1.5 81 1.03-1.49 20-45 5793-17633 1.5 81-92 2.50-8.74
Series 44-M, Size 28, 1160 RPM Series 44-M, Size 28, 1750 RP
M
Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range
20-30 2189-3273 0 61-62 .08-.131 20-30 2918-4364 0 68-70 .19-.31 20-32.5 4402-7094 0 80-82 .67-1.23
20-25 712-955 0.25 61-65 .09-.12 20-30 2173-3516 0.25 69-70 .22-.38 20-32.5 3971-6620 0.25 79-82 .71-1.32
20-25 686-1006 0.5 68-72 .21-.28 20-32.5 3458-5994 0.5 79-81 .76-1.41
25 219 0.75 72 0.33 20-32.5 2635-5199 0.75 79-81 .77-1.45
Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range
20-35 3289-6036 0 66-67 .15-.36 20-45 4385-10236 0 73-76 .35-1.59 20-32.5 6616-11008 0 84-85 1.19-2.4
20-35 2429-5077 0.25 65-66 .20-.46 20-45 3896-9469 0.25 72-75 .42-1.7 20-32.5 6323-10669 0.25 83-84 1.31-2.65
20-30 1074-1574 0.5 65-69 .21-.37
20-45 4966-8247 0.5 72-76 .48-1.78 20-32.5 5984-10290 0.5 82-83 1.42-2.83
20-30 120-403 0.75 65-69 .23-.47 20-30 1912-2753 0.75 72-76 .48-.81 20-32.5 5562-9850 0.75 82-82 1.53-3.02
20-30 1049-1611 1 72-76 .49-.90 20-32.5 4925-9305 1 82-82 1.61-3.2
20-30 320-747 1.25 72-76 .51-1.05 20-30 4138-7714 1.25 82-87 1.64-2.99
30 183 1.5 72-76 .56-1.21 20-30 3402-4948 1.5 82-87 1.50-2.66
Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range
20-45 4676-11152 0 71-75 .26-.97 20-32.5 6234-10766 0 72-80 .61-1.21 20-45 9405-22438 0 83-93 2.11-7.91
20-45 3633-9838 0.25 71-74 .31-1.05 20-32.5 5696-9971 0.25 71-79 .68-1.42 20-45 9092-21902 0.25 83-93
20-30 1700-2890 0.5 70-73 .30-.50 20-32.5 4610-8969 0.5 71-78 .73-1.58 20-45 8714-21316 0.5 82-93 2.29-8.27
20-30 320-1024 0.75 70-73 .30-.58 20-30 3053-6580 0.75 71-81 .71-1.27 20-45 8158-20653 0.75 81-93 2.40-8.43
Series 44-M, Size 28, 1160 RPM Series 44-M, Size 28, 1750 RP
Series 44-M, Size 24, 870 RPM Series 44-M, Size 24, 1160 RPM Series 44-M, Size 24, 1750 RPM
Model _44-M-289AM_ _ _ ST_ _ _ _, (9 - Blade) Model _44-M-289AM_ _ _ ST_ _ _ _, (9 - Blade) Model _44-M-289AM_ _ _ ST_ _ _ _, (9 - Blade)
Model _44-M-249AM_ _ _ ST_ _ _ _, (9 - Blade) Model _44-M-249AM_ _ _ ST_ _ _ _, (9 - Blade) Model _44-M-249AM_ _ _ ST_ _ _ _, (9 - Blade)
Series 44-M, Size 28, 870 RPM
Series 44-M, Size 21, 870 RPM Series 44-M, Size 21, 1160 RPM Series 44-M, Size 21, 1750 RPM
Model _44-M-215AM_ _ _ ST_ _ _ _, (5 - Blade) Model _44-M-215AM_ _ _ ST_ _ _ _, (5 - Blade) Model _44-M-215AM_ _ _ ST_ _ _ _, (5 - Blade)
Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. RangeCFM Range SP dBA Range BHP Range Bld. Ang. RangeCFM Range SP dBA Range BHP Range
20-40 6152-14091 0 73-76 .34-1.30 20-45 8202-21199 0 80-84 .82-4.17 20-45 12374-31981 0 91-95 2.8-14.31
20-40 4687-12340 0.25 73-75 .40-1.49 20-45 7233-19926 0.25 81-83 .89-4.42 20-45 11763-31155 0.25 90-95 2.91-14.71
20-37.5 2220-9168 0.5 73-78 .38-1.40 20-45 5843-18508 0.5 81-83 .95-4.59 20-40 11101-26614 0.5 91-94 3.02-11.45
25-32.5 1190-2017 0.75 73-78 .37-1.03 20-45 3945-16801 0.75 80-85 .90-4.68 20-40 10388-257300.75 91-93 3.14-11.81
Model _44-M-329AM_ _ _ ST_ _ _ _, (9 - Blade) Model _44-M-329AM_ _ _ ST_ _ _ _, (9 - Blade) Model _44-M-329AM_ _ _ ST_ _ _ _, (9 - Blade)
Series 44-M, Size 32, 870 RPM Series 44-M, Size 32, 1160 RPM Series 44-M, Size 32, 1750 RPM
20-32.5 2303-5504 1 80-83 .88-2.16 20-40 9482-24836 1 91-93 3.23-12.13
20-32.5 924-3251 1.25 80-83 .86-2.36 20-40 8342-23972 1.25 91-93 3.25-12.39
25-32.5 692-1414 1.5 80-83 .84-2.64 20-40 7358-23018 1.5 92-93 3.20-12.60
20-40 5713-21966 1.75 92-96 3.09-12.78
20-40 4556-20608 2 92-94 3.06-12.84
20-32.5 3587-8646 2.25 92-94 3.02-4.70
20-32.5 2530-6321 2.5 92-94 2.98-4.66
20-32.5 1691-5277 2.75 92-94 2.95-4.66
20-32.5 901-4247 3 92-94 2.92-4.72
25-32.5 1592-2881 3.25 94 4.87
25-32.5 722-1833 3.5 94 5.13
30-32.5 816-1062 3.75 94 5.45
20-40 5713-21966 1.75 92-96 3.09-12.78
20-40 4556-20608 2 92-94 3.06-12.84
20-32.5 3587-8646 2.25 92-94 3.02-4.70
20-32.5 2530-6321 2.5 92-94 2.98-4.66
20-32.5 1691-5277 2.75 92-94 2.95-4.66
20-32.5 901-4247 3 92-94 2.92-4.72
25-32.5 1592-2881 3.25 94 4.87
25-32.5 722-1833 3.5 94 5.13
30-32.5 816-1062 3.75 94 5.45
6.97-19.92
25-37.5 11806-2785 2.25 91-100 6.86-19.94
25-35 10184-23048 2.5 96-100 6.66-15.86
25-32.5 7700-14041 2.75 96-100 6.50-13.09
25-32.5 5826-10778 3 96-100 6.36-11.70
25-32.5 4818-8572 3.25 96-100 6.15-11.78
25-32.5 3742-6365 3.5 96-100 5.98-12.06
25-32.5 2387-4768 3.75 96-100 5.93-12.58
25-32.5 1231-3410 4 96-100 6.04-13.21
Model _44-M-369AM_ _ _ ST_ _ _ _, (9 - Blade)
Series 44-M, Size 36, 1750 RPM
20-32.5 2303-5504 1 80-83 .88-2.16 20-40 9482-24836 1 91-93 3.23-12.13
20-32.5 924-3251 1.25 80-83 .86-2.36 20-40 8342-23972 1.25 91-93 3.25-12.39
25-32.5 692-1414 1.5 80-83 .84-2.64 20-40 7358-23018 1.5 92-93 3.20-12.60
20-40 5713-21966 1.75 92-96 3.09-12.78
20-40 4556-20608 2 92-94 3.06-12.84
20-32.5 3587-8646 2.25 92-94 3.02-4.70
20-32.5 2530-6321 2.5 92-94 2.98-4.66
20-32.5 1691-5277 2.75 92-94 2.95-4.66
20-32.5 901-4247 3 92-94 2.92-4.72
25-32.5 1592-2881 3.25 94 4.87
25-32.5 722-1833 3.5 94 5.13
30-32.5 816-1062 3.75 94 5.45
25-32.5 4457-8166 1.25 84-90 1.88-3.42 25-37.5 16582-32132 1.25 91-97 6.76-19.16
25-32.5 2768-4686 1.5 84-90 1.76-3.47 25-37.5 15523-31163 1.5 91-97 6.91-19.47
25-32.5 864-2319
1.75 84-90 1.76-3.83 25-37.5 14317-30113 1.75 91-98
6.97-19.92
32.5 506 2 90 4.33 25-37.5 13128-11806 2 91-98 6.97-19.92
Model _44-M-369AM_ _ _ ST_ _ _ _, (9 - Blade)
Series 44-M, Size 36, 1750 RPM
Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. RangeCFM Range SP dBA Range BHP Range Bld. Ang. RangeCFM Range SP dBA Range BHP Range
20-40 6152-14091 0 73-76 .34-1.30 20-45 8202-21199 0 80-84 .82-4.17 20-45 12374-31981 0 91-95 2.8-14.31
20-40 4687-12340 0.25 73-75 .40-1.49 20-45 7233-19926 0.25 81-83 .89-4.42 20-45 11763-31155 0.25 90-95 2.91-14.71
20-37.5 2220-9168 0.5 73-78 .38-1.40 20-45 5843-18508 0.5 81-83 .95-4.59 20-40 11101-26614 0.5 91-94 3.02-11.45
25-32.5 1190-2017 0.75 73-78 .37-1.03 20-45 3945-16801 0.75 80-85 .90-4.68 20-40 10388-25730 0.75 91-93 3.14-11.81
20-32.5 2303-5504 1 80-83 .88-2.16 20-40 9482-24836 1 91-93 3.23-12.13
20-32.5 924-3251 1.25 80-83 .86-2.36 20-40 8342-23972 1.25 91-93 3.25-12.39
25-32.5 692-1414 1.5 80-83 .84-2.64 20-40 7358-23018 1.5 92-93 3.20-12.60
20-32.5 3587-8646 2.25 92-94 3.02-4.70
20-32.5 2530-6321 2.5 92-94 2.98-4.66
20-32.5 1691-5277 2.75 92-94 2.95-4.66
20-32.5 901-4247 3 92-94 2.92-4.72
25-32.5 1592-2881 3.25 94 4.87
25-32.5 722-1833 3.5 94 5.13
30-32.5 816-1062 3.75 94 5.45
Bld. Ang. RangeCFM Range SP dBA Range BHP Range Bld. Ang. RangeCFM Range SP dBA Range BHP Range Bld. Ang. RangeCFM Range SP dBA Range BHP Range
25-50 10241-24068 0 79-83 .70-3.70 25-50 13660-32091 0 83-90 1.61-8.86 25-40 20607-39984 0 93-99 5.53-16.96
25-50 8616-21992 0.25 78-81 .81-3.90 25-50 12340-30590 0.25 82-89 1.79-9.06 25-40 19679-39137 0.25 93-99 5.81-17.81
25-50 6469-19325 0.5 78-81 .86-3.99 25-50 11235-28935 0.5 81-89 1.94-9.30 25-40 18833-38282 0.5 92-98 6.07-18.58
25-32.5 2823-5211 0.75 77-82 .78-1.44 25-50 9621-27004 0.75 80-88 2.03-9.44 25-40 18090-37385 0.75 92-98 6.32-19.27
25-32.5 516-1578 1 77-82 .75-1.64 25-50 7727-24790 1 83-90 1.99-9.47 25-40 17364-36439 1 92-97 6.55-19.83
Model _44-M-369AM_ _ _ ST_ _ _ _, (9 - Blade)
Series 44-M, Size 36, 870 RPM Series 44-M, Size 36, 1160 RPM
Model _44-M-329AM_ _ _ ST_ _ _ _, (9 - Blade) Model _44-M-329AM_ _ _ ST_ _ _ _, (9 - Blade) Model _44-M-329AM_ _ _ ST_ _ _ _, (9 - Blade)
Series 44-M, Size 36, 1750 RPM
Model _44-M-369AM_ _ _ ST_ _ _ _, (9 - Blade) Model _44-M-369AM_ _ _ ST_ _ _ _, (9 - Blade)
Series 44-M, Size 32, 870 RPM Series 44-M, Size 32, 1160 RPM Series 44-M, Size 32, 1750 RPM
with AM Adjustable Pitch Prop
Performance is shown for installation type D: ducted inlet/ducted outlet.
Performance ratings do not include the effects of appurtances (Accessories).
5Visit www.hartzellairmovement.com

Series 44M Performance Tables
20-32.5 2303-5504 1 80-83 .88-2.16 20-40 9482-24836 1 91-93 3.23-12.13
20-32.5 924-3251 1.25 80-83 .86-2.36 20-40 8342-23972 1.25 91-93 3.25-12.39
25-32.5 692-1414 1.5 80-83 .84-2.64 20-40 7358-23018 1.5 92-93 3.20-12.60
20-40 5713-21966 1.75 92-96 3.09-12.78
20-40 4556-20608 2 92-94 3.06-12.84
20-32.5 3587-8646 2.25 92-94 3.02-4.70
20-32.5 2530-6321 2.5 92-94 2.98-4.66
20-32.5 1691-5277 2.75 92-94 2.95-4.66
20-32.5 901-4247 3 92-94 2.92-4.72
25-32.5 1592-2881 3.25 94 4.87
25-32.5 722-1833 3.5 94 5.13
30-32.5 816-1062 3.75 94 5.45
25-32.5 4457-8166 1.25 84-90 1.88-3.42 25-37.5 16582-32132 1.25 91-97 6.76-19.16
25-32.5 2768-4686 1.5 84-90 1.76-3.47 25-37.5 15523-31163 1.5 91-97 6.91-19.47
25-32.5 864-2319
1.75 84-90 1.76-3.83 25-37.5 14317-30113 1.75 91-98
6.97-19.92
32.5 506 2 90 4.33 25-37.5 13128-11806 2 91-98 6.97-19.92
25-37.5 11806-2785 2.25 91-100 6.86-19.94
25-35 10184-23048 2.5 96-100 6.66-15.86
25-32.5 7700-14041 2.75 96-100 6.50-13.09
25-32.5 5826-10778 3 96-100 6.36-11.70
25-32.5 4818-8572 3.25 96-100 6.15-11.78
25-32.5 3742-6365 3.5 96-100 5.98-12.06
25-32.5 2387-4768 3.75 96-100 5.93-12.58
25-32.5 1231-3410 4 96-100 6.04-13.21
Model _44-M-369AM_ _ _ ST_ _ _ _, (9 - Blade)
Series 44-M, Size 36, 1750 RPM
Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. RangeCFM Range SP dBA Range BHP Range Bld. Ang. RangeCFM Range SP dBA Range BHP Range
20-40 6152-14091 0 73-76 .34-1.30 20-45 8202-21199 0 80-84 .82-4.17 20-45 12374-31981 0 91-95 2.8-14.31
20-40 4687-12340 0.25 73-75 .40-1.49 20-45 7233-19926 0.25 81-83 .89-4.42 20-45 11763-31155 0.25 90-95 2.91-14.71
20-37.5 2220-9168 0.5 73-78 .38-1.40 20-45 5843-18508 0.5 81-83 .95-4.59 20-40 11101-26614 0.5 91-94 3.02-11.45
25-32.5 1190-2017 0.75 73-78 .37-1.03 20-45 3945-16801 0.75 80-85 .90-4.68 20-40 10388-25730 0.75 91-93 3.14-11.81
20-32.5 2303-5504 1 80-83 .88-2.16 20-40 9482-24836 1 91-93 3.23-12.13
20-32.5 924-3251 1.25 80-83 .86-2.36 20-40 8342-23972 1.25 91-93 3.25-12.39
25-32.5 692-1414 1.5 80-83 .84-2.64 20-40 7358-23018 1.5 92-93 3.20-12.60
20-32.5 3587-8646 2.25 92-94 3.02-4.70
20-32.5 2530-6321 2.5 92-94 2.98-4.66
20-32.5 1691-5277 2.75 92-94 2.95-4.66
20-32.5 901-4247 3 92-94 2.92-4.72
25-32.5 1592-2881 3.25 94 4.87
25-32.5 722-1833 3.5 94 5.13
30-32.5 816-1062 3.75 94 5.45
Bld. Ang. RangeCFM Range SP dBA Range BHP Range Bld. Ang. RangeCFM Range SP dBA Range BHP Range Bld. Ang. RangeCFM Range SP dBA Range BHP Range
25-50 10241-24068 0 79-83 .70-3.70 25-50 13660-32091 0 83-90 1.61-8.86 25-40 20607-39984 0 93-99 5.53-16.96
25-50 8616-21992 0.25 78-81 .81-3.90 25-50 12340-30590 0.25 82-89 1.79-9.06 25-40 19679-39137 0.25 93-99 5.81-17.81
25-50 6469-19325 0.5 78-81 .86-3.99 25-50 11235-28935 0.5 81-89 1.94-9.30 25-40 18833-38282 0.5 92-98 6.07-18.58
25-32.5 2823-5211 0.75 77-82 .78-1.44 25-50 9621-27004 0.75 80-88 2.03-9.44 25-40 18090-37385 0.75 92-98 6.32-19.27
25-32.5 516-1578 1 77-82 .75-1.64 25-50 7727-24790 1 83-90 1.99-9.47 25-40 17364-36439 1 92-97 6.55-19.83
25-32.5 4457-8166 1.25 84-90 1.88-3.42 25-37.5 16582-32132 1.25 91-97 6.76-19.16
25-32.5 2768-4686 1.5 84-90 1.76-3.47 25-37.5 15523-31163 1.5 91-97 6.91-19.47
25-32.5 864-2319
1.75 84-90 1.76-3.83 25-37.5 14317-30113 1.75 91-98
32.5 506 2 90 4.33 25-37.5 13128-11806 2 91-98 6.97-19.92
25-37.5 11806-2785 2.25 91-100 6.86-19.94
25-32.5 7700-14041 2.75 96-100 6.50-13.09
25-32.5 5826-10778 3 96-100 6.36-11.70
25-32.5 4818-8572 3.25 96-100 6.15-11.78
25-32.5 3742-6365 3.5 96-100 5.98-12.06
25-32.5 2387-4768 3.75 96-100 5.93-12.58
25-32.5 1231-3410 4 96-100 6.04-13.21
Bld. Ang. RangeCFM Range SP dBA Range BHP Range Bld. Ang. Range CFM RangeSP dBA Range BHP Range
25-50 13758-32950 0 82-85 1.31-7.26 40-50 35408-43998 0 87-93 3.10-17.2
25-50 12339-31045 0.25 82-85 1.50-7.65 40-50 34199-42562 0.25 86-93 3.36-17.74
25-50 10768-28604 0.5 82-84 1.67-7.95 40-50 32890-41040 0.5 86-92 3.60-18.24
25-50 7752-25574 0.75 81-84 1.66-8.09 40-50 31388-39285 0.75 87-92 3.83-18.65
25-32.5 4909-7848 1 81-85 1.62-3.46 40-50 29579-37140 1 89-92 4.01-18.97
25-32.5 1683-3534 1.25 81-85 1.52-3.52 40-50 27291-34809 1.25 89-92 3.98-8.21
30 530 1.5 83 3.3 50 32474 1.5 91 19.16
Series 44-M, Size 40, 870 RPM Series 44-M, Size 40, 1160 RPM
Model _44-M-369AM_ _ _ ST_ _ _ _, (9 - Blade)
Series 44-M, Size 36, 870 RPM Series 44-M, Size 36, 1160 RPM
Model _44-M-329AM_ _ _ ST_ _ _ _, (9 - Blade) Model _44-M-329AM_ _ _ ST_ _ _ _, (9 - Blade) Model _44-M-329AM_ _ _ ST_ _ _ _, (9 - Blade)
Model _44-M-40CAM_ _ _ ST_ _ _ _, (12 - Blade) Model _44-M-40CAM_ _ _ ST_ _ _ _, (12 - Blade)
Series 44-M, Size 36, 1750 RPM
Model _44-M-369AM_ _ _ ST_ _ _ _, (9 - Blade) Model _44-M-369AM_ _ _ ST_ _ _ _, (9 - Blade)
Series 44-M, Size 32, 870 RPM Series 44-M, Size 32, 1160 RPM Series 44-M, Size 32, 1750 RPM
Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range
25-50 15847-40589 0 84-89 2.47-9.06 25-50 21137-54224 0 90-96 5.87-21.46
25-50 13950-38237 0.25 84-88 2.63-9.55 25-50 19771-52398 0.25 91-96 6.11-22.17
25-50 11660-35591 0.5 84-87 2.69-9.93 25-50 18241-50564 0.5 91-95 6.27-22.77
25-50 8526-32437 0.75 82-88 2.65-10.14 25-50 16535-48600 0.75 91-95 6.34-23.31
25-37.5 6027-14327 1 82-88 2.67-5.29 25-50 14714-46491 1 91-95 6.38-23.71
25-37.5 2539-7166 1.25 82-88 2.51-5.27 25-50 12520-44115 1.25 90-95 6.31-23.98
30-37.5 720-1901 1.5 85-88 3.54-5.97 25-50 9974-41390 1.5 90-97 6.30-24.13
Series 44-M, Size 44, 870 RPMSeries 44-M, Size 44, 1160 RPM
Model _44-M-44CAM_ _ _ ST_ _ _ _, (12 - Blade) Model _44-M-44CAM_ _ _ ST_ _ _ _, (12 - Blade)
25-37.5 8284-19564 1.75 90-95 6.34-12.48
25-37.5 5785-14520 2 90-95 6.20-12.33
25-37.5 3083-9092 2.25 90-95 5.92-12.53
30-37.5 2387-4440 2.5 92-95 8.08-13.25
32.5-37.5 1566-1785 2.75 93-95 10.1-14.6
25-37.5 8284-19564 1.75 90-95 6.34-12.48
25-37.5 5785-14520 2 90-95 6.20-12.33
25-37.5 3083-9092 2.25 90-95 5.92-12.53
30-37.5 2387-4440 2.5 92-95 8.08-13.25
32.5-37.5 1566-1785 2.75 93-95 10.1-14.6
25-37.5 10584-24617 2.25 92-98 9.51-20.29
25-37.5 8253-21296 2.5 92-98 9.37-20.44
25-37.5 5760-15959 2.75 92-98 9.13-20.44
30-37.5 2622-10508 3 92-98 8.75-20.98
30-37.5 3383-5225 3.25 92-98 8.50-21.95
30, 35 1965-2476 3.5 97 16.68
Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range
25-50 15847-40589 0 84-89 2.47-9.06 25-50 21137-54224 0 90-96 5.87-21.46
25-50 13950-38237 0.25 84-88 2.63-9.55 25-50 19771-52398 0.25 91-96 6.11-22.17
25-50 11660-35591 0.5 84-87 2.69-9.93 25-50 18241-50564 0.5 91-95 6.27-22.77
25-50 8526-32437 0.75 82-88 2.65-10.14 25-50 16535-48600 0.75 91-95 6.34-23.31
25-37.5 6027-14327 1 82-88 2.67-5.29 25-50 14714-46491 1 91-95 6.38-23.71
25-37.5 2539-7166 1.25 82-88 2.51-5.27 25-50 12520-44115 1.25 90-95 6.31-23.98
30-37.5 720-1901 1.5 85-88 3.54-5.97 25-50 9974-41390 1.5 90-97 6.30-24.13
25-37.5 8284-19564 1.75 90-95 6.34-12.48
25-37.5 5785-14520 2 90-95 6.20-12.33
25-37.5 3083-9092 2.25 90-95 5.92-12.53
30-37.5 2387-4440 2.5 92-95 8.08-13.25
32.5-37.5 1566-1785 2.75 93-95 10.1-14.6
Bld. Ang. Range CFM Range SP dBA Range BHP Range Bld. Ang. Range CFM Range SP dBA Range BHP Range
25-45 18914-49465 0 87-91 2.95-10.99 25-45 25218-65953 0 93-98 8.83-27.97
25-45 17108-47615 0.25 88-91 3.10-11.75 25-45 23878-64532 0.25 94-98 9.05-29.01
25-45 15168-45438 0.5 87-91 3.14-12.48 25-45 22499-63110 0.5 95-98 9.2-30.06
25-45 13005-42510 0.75 87-92 3.16-13.19 25-45 2156-61540 0.75 95-98 9.27-31.05
25-45 10570-38232 1 85-92 3.21-13.59 25-45 19547-59764 1 95-98 9.30-32.00
25-37.5 8122-18776 1.25 81-85 3.24-7.89 25-45 17940-57566 1.25 94-98 9.32-32.90
25-37.5 4920-13580 1.5 81-85 3.11-7.99 25-45 16056-54796 1.5 93-99 9.35-33.64
25-37.5 1110-5809 1.75 81-85 2.87-9.2 25-45 14284-51392 1.75 92-99 9.43-34.00
32.5-37.5 1095-1520 2 80-81 6.35-9.41 25-40 12609-40903 2 92-99 9.52-26.37
Model _44-M-48GAM_ _ _ ST_ _ _ _, (16 - Blade) Model _44-M-48GAM_ _ _ ST_ _ _ _, (16 - Blade)
Series 44-M, Size 44, 870 RPM Series 44-M, Size 44, 1160 RPM
Series 44-M, Size 48, 870 RPM Series 44-M, Size 48, 1160 RPM
Model _44-M-44CAM_ _ _ ST_ _ _ _, (12 - Blade) Model _44-M-44CAM_ _ _ ST_ _ _ _, (12 - Blade)
with AM Adjustable Pitch Prop
6 Visit www.hartzellairmovement.com
Performance is shown for installation type D: ducted inlet/ducted outlet.
Performance ratings do not include the effects of appurtances (Accessories).

Series 44M Fan Dimensions
with AM Adjustable Pitch Prop
Other Hartzell Air Movement Product Solutions for the Marine Industry
Series 03M
Marine Duty Direct Drive
Centrifugal Fan
Series 50M
Marine Duty Direct Drive
Vaneaxial Fan
Series 07M
Marine Duty Direct Drive
Miniature Centrifugal Fan
Series 52M
Marine Duty Direct Drive
Tubeaxial Fan
Series 25M
Marine Duty Direct Drive
Miniature Vaneaxial Fan
Series 53CM
Marine Duty Direct Drive
Vaneaxial Fan with
C-Faced Motor
Series 38M
Marine Duty Direct Drive
Duct Fan
Series 56M
Marine Duty Direct Drive
Vaneaxial Fan (Type VB)
Series 39M and 39VM
Marine Duty Direct Drive
Adjustable Pitch Duct Fans
Series 65CM and 65M
Marine Duty Direct Drive
Adjustable Pitch
Vaneaxial Fan
7Visit www.hartzellairmovement.com

Hartzell Air Movement Provides High Quality
Product Solutions for the Marine Industry
Features
Hartzell’s extensive marine product offering provides
solutions for many corrosive areas in oil rigs, workboats,
andothermarineapplications.Inaddition,Hartzellmarine
fans are tested in accordance with AMCA standards
ensuring that our fans provide the results that our
customers expect.
• Hartzell has multiple coatings available, including
inorganic zinc and epoxy polyamide amine. These
coatings offer superior protection against the harshest
marine environments.
• Hartzell offers a variety of motors for our fans, including
explosion proof, modular construction, as well as high
temperature options.
• Hartzell provides sound level data on all of our marine
fans to help our customers select the best fan for their
specicapplication.
• Many Hartzell fans and blowers are available from
stock to best serve our customers’ needs.
• Hartzell offers optional all welded fabrication in accordance
with AWS D1.1.
Benets
Hartzell’s heavy-duty marine fans can withstand the most
corrosive environments. Our engineering and sales experts
canhelpselecttheoptimalsolutionforspecicmarine
challenges.
• Hartzell offers a full line of marine products that meet
low, medium, and high static pressure ranges.
• Our centrifugal fans and duct fans can be mounted in a
variety of ways to meet space constraints.
• Our wide range of marine accessories provides
customers with a complete engineered solution, all from
one manufacturer — Hartzell.
Applications
• Engine room supply and exhaust
• Mud pit exhaust
• Cargo hold ventilation
• Electrical room
• Equipment cooling
• Contact factory for additional applications
Hartzell Air Movement
Piqua, Ohio
Portland,Indiana
Singapore
1-800-336-3267
www.hartzellairmovement.com
info@hartzell.com
AMFlyer•March2013 PrintedinU.S.A.