COMMODORE 3.0 GPM / 12V Diaphragm Fresh/Raw Water Pump – 45 PSI, 3-Chamber

Model # 24029118 Mfg # M-33-30D
3.2 out of 5 Customer Rating
Orders placed by 3 PM EST typically ship the same day. Orders placed after this time will be processed the next business day.
COMMODORE 3.0 GPM / 12V Diaphragm Fresh/Raw Water Pump – 45 PSI, 3-Chamber
Model # 24029118 Mfg # M-33-30D
3.2 out of 5 Customer Rating
Orders placed by 3 PM EST typically ship the same day. Orders placed after this time will be processed the next business day.
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COMMODORE 3.0 GPM / 12V Diaphragm Fresh/Raw Water Pump – 45 PSI, 3-Chamber

The COMMODORE CM-33-30D 3.0 GPM 12V Diaphragm Water Pump features a 3-chamber design engineered for freshwater or raw-water supply, small washdown systems, and multi-fixture delivery. It delivers a steady 3.0 GPM flow with a 45 PSI shutoff and includes ½"-14 MNPT threaded ports for standard marine and RV plumbing compatibility. The pump offers quiet operation, 6 ft self-priming capability, run-dry protection, an integrated check valve, and waterproof motor sealing. Quick-connect wiring and standard threaded fittings simplify installation and servicing, making it ideal for light-to-medium duty onboard water systems.

Key Features

  • 3-chamber diaphragm design delivers smooth 3.0 GPM flow at 45 PSI
  • Includes ½"-14 MNPT threaded inlet/outlet ports for standard plumbing compatibility
  • Self-primes up to 6 feet for flexible installation options
  • Quiet-running motor with integrated check valve and run-dry protection
  • Quick-connect wiring simplifies installation and pump servicing

Activation Method Automatic
Amperage 6.74A
Best Use Freshwater and raw water supply, washdown, and transfer systems
Capacity 3.0 GPM
Diameter 1/2"-14 FNPT x 1/2" Barb
ISO Approved RoHS, SGS, ISO Certified
Material Plastic, Stainless Steel
Shape Round
Type Electric Components
Voltage 12V DC

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