
MD-CN & MD-CE Water Filters
Part No. 255348 & 255350
Premium quality water filtration created 
for use in Marine Applications.
Replaces P/N EV927401
MD-CN Cartridge
P/N 255348 (6 pack)
Replaces P/N EV960123
MD-CE Cartridge
P/N 255350 (6 pack)
Replaces P/N EV961210
BENEFITS
• Reduces chlorine taste and odor, bromine* and other off 
tastes and odors that can spoil food and beverages
• Reduces dirt larger than one-half micron in size
• Exclusive 1/2 micron precoat ltration removes >99% of 
asbestos bers, and >99.95% of cysts such as 
ridium, Giardia, Toxoplasma and Entamoeba
Cryptospo-
INSTALLATION TIPS
• Choose a mounting location which is suitable to support 
the full weight of the system when operating
• Use a 3/8" water line for the MD single head
• Use a 3/4" water line for the MD dual and triple heads
• Do not braze/solder ttings into head
• Never use a saddle valve for connection
• Do not exceed service ow rate (refer to other side)
• Flush filter cartridges by running water to drain at full 
flow through the flushing valve for 5 minutes
MD Single Head
P/N 169110 (1 Pack)
Designed for use with 
MD-CN & MD-CE lter 
cartridges.
MD-CN & MD-CE lter cartridges.
MD Dual Head Assembly*
P/N 169111 (1 Pack)
Replaces P/N EV927402 
Designed for use with 
MD-CN & MD-CE lter cartridges.
MD Triple Head Assembly*
P/N 169112 (1 Pack)
Replaces P/N EV927403
Designed for use with 
OPERATION TIPS
• Change cartridges:
- on a regular 6 month preventative maintenance basis
- when the pressure gauge indicates a pressure less 
than 10 psi when the system is operating
Always flush the filter cartridges after changing.
QUICK-CHANGE MD HEADS
• Cartridge heads are extremely durable and have  
corrosion-resistant exterior nishes to withstand severe 
marine environments.
• Each quick-change head or head assembly has its own 
built-in water shut-off valve and steel mounting bracket.
• Multiple heads are now molded as one piece to minimize 
leak points and improve strength.
* As tested by Everpure
 

SPECIFICATIONS
Dimensions
Single 
Dual** 
Triple**
*Height of the MD-CE and MD-CN are approximately 6" less 
“H” dimension includes 2
Six-Pack Shipping Weights
MD-CN (6 pk) P/N 255348 Replaces P/N EV960123 11 lbs 
MD-CE (6 pk) P/N 255350 
Shipping Weight
Single Head 3 lbs (1.4 kg) 
Dual Head 
Triple Head
**
** 11 lbs (5 kg)
Operating Weight
Single 
Single
Inlet Connection
3
⁄8" Female Pipe Thread (single)
3
⁄4" Female Pipe Thread (twin and triple)
Outlet Connection
3
⁄8" Female Pipe Thread (single)
3
⁄4" Female Pipe Thread (twin and triple)
Service Flow Rate
MD-CN Single Head: 0.5 gpm (1.90 L/min) 
MD-CE Single Head: 1.5 gpm (5.67 L/min)
Capacity
MD-CN 1,500 gal (5,670 L) 
MD-CE 3,000 gal (11,350 L)
Working Pressure
10-125 psi (0.69-8.6 bar), non-shock
Maximum Temperature
35-100°F (1.7-37.8°C)
1
24
⁄2"H* X 33⁄4"W X 4
1
27
⁄2"H* X 19"W X 6"D
1
27
⁄2"H* X 23"W X 6"D
1
⁄2" clearance for cartridge changing
1
⁄2"D
Replaces P/N EV961210 14 lbs
7 lbs (3.2 kg)
CN 6.25 lbs (2.8 kg) 
CE 8 lbs (3.6 kg)
19" (CN)** 
25" (CE)**
DIMENSIONS
3
3
⁄4"
16" (CN) 
22" (CE)
19"
23"
LIMITED WARRANTY OF PHYSICAL QUALITY
If, within eighteen months after manufacture or twelve months after purchase (whichever occurs rst), 
any part of Pentair Water Treatment/Plymouth Products manufacture which is returned to its factory, 
shipping charges prepaid, is found to be defective in material or workmanship in the judgement of 
Pentair Water Treatment/Plymouth Products’ engineers, Pentair Water Treatment/Plymouth Products 
will repair or replace such part at no charge, f.o.b., Sheboygan factory. Pentair Water Treatment/Plym 
outh Products, however, shall not be liable for damages or delays caused by any defective material or 
workmanship, or by failure of any parts due to normal wear and tear. Pentair Water Treatment/Plym 
outh Products will not be responsible for products which malfunction due to user neglect or unauthor 
ized modication. 
NOTE: Some states do not allow limitations on how long an implied warranty lasts, so the above limita 
tion may not apply to you. Similarly, some states do not allow the exclusion or limitation of consequen 
tial or incidental damages, so the above limitation or exclusion may not apply to you. This warranty 
gives you specic legal rights and you may also have other rights which may vary from state to state.
-
19" (CN)** 
-
-
-
-
25" (CE)**
** The Dual and Triple Head Assemblies are Not Performance 
Tested or Certied by NSF. 
Allow 21⁄2" additional height for cartridge change on all 
systems.
The MD-CN and MD-CE are Tested and Certied 
by NSF International against NSF/ANSI Standard 
42 for the reduction of Chlorine, Taste and Odor, 
and Particulate Class I. Standard 53 for the 
reduction of Asbestos, Cysts, and Turbidity.
Pentair Filtration, Inc.
502 Indiana Avenue - P.O. Box 1047
Sheboygan, Wisconsin 53082-1047 
Phone 866.873.7506  Fax 888.203.7361
International Phone 920.457.9435  International Fax 920.457.2417
www.everpure.com
©2006 Pentair Filtration, Inc.  340025  NO06