
Duct Light Commercial Series
DUCT AIR CONDITIONERS
Submittal Data Sheet
Job Name:_________________________________________________________________________ 
Location:______________________________________________________  __________________ 
Engineer:_____________________________________________________ _ ________________ 
Submitted to:_____________________________________________________________________ 
Submitted by:_____________________________________________________________________ 
Reference:_________________________________________________________________________ 
Seven Day Programmable Wired Controller
This warranty should be registered on our web-site www.cooperandhunter.us 
within 60 days of installation. The warranty is only valid when installed by 
a Licensed HVAC Technician. A warranty period of Seven (7) years on compressor to the original registered end-user. A warranty period of Five (5) years on all 
parts to the original registered end user. Warranty applies only to products 
remaining in their original installation location.
CH-18LCDTU/I (INDOOR UNIT)
Date:______________________________________________________________________________ 
Approval:__________________________________________________________________________ 
Сonstruction:______________________________________________________________________ 
Unit #:_____________________________________________________________________________ 
Drawing #:_________________________________________________________________________
PERFORMANCE 
AND 
EFFICIENCY
OPERA TION TEMPER ATURE R A NGE
cooling
62〜90 ℉ 32〜86 ℉
Cooling
Capacity 
SEER 
EER
Capacity 
Input 
COP 3.14W/W 
HSPF4 
HSPF5
62〜86 ℉
Btu/h
Btu
Heating at 47F
Btu/h
W
 heating
18000
19
12.5
18000
1680
10.5 
9
GENER AL FEA TURE S
• Flexible Installation 
• Fresh Air Function
• Wired Control & Wi-Fi Connection
• Multi-Channel Air Distribution
INDOOR SPECIFI CATI ON
Air flow (Hi/Mi/Lo)
Sound Preassure level (Hi/Mi/Lo)
Dimension (W*D*H)
Net/Gross weight
• Built-In Water Pump 
• Golden fin for outdoor and indoor
• Lower Noise 
• Higher Pipe Limits 
• Slim Design
41.5/38.5/36 dB(A)
550/340 PSIG
47x34x12 in
120/142 Lbs
EL ECTRIC AL
Power supply V/Hz/Ph 208-230V/ 60Hz/ 1Ph
MCA A 15 
MFA A 20
Fan motor 
Input 
RLA
MCA: Minimum Circuit Ampacity   MFA: Max. fuse A   RLA: Rated load A
Refrigerant piping/Gas side  in l/4"/l/2"
W 90
A 1.2
PI PIN G

CH-18LCDTU/I (INDOOR UNIT)
Duct Light Commercial Series
DUCT AIR CONDITIONERS
MODEL
(Btu/h)
18K
Electric control box
(unit: inch/mm)
Outline dimension
A B C
34.6/880 8.3/210 26.5/674 23.6/600 5.4/136 27.8/706 7.5/190 30.8/782 36.2/920 20/508
Cooper&Hunter products are subject to continuous improvements. Cooper&Hunter reserves the right to modify product design, 
 specifications and information in this data sheet without notice and without incurring any obligations.
D E F
air outlet opening size
air return opening size
G
H
Size of mounted lug
I
J