Free Shipping on Orders Over $50
Commodore 3.0 GPM Water Pump – 12V [CM-33-30D]
Original price was: $91.99.$58.66Current price is: $58.66.
41 in stock
3.0 GPM Water Pump – 12V
The 3.0 GPM 12V Fresh & Raw Water Washdown Pump combines versatility, quiet operation, and robust performance for a wide range of water applications. With its 3-chamber diaphragm design, this positive displacement pump delivers up to 3.0 GPM of consistent flow and 45 PSI shut-off pressure, making it ideal for freshwater supply, washdowns, and other transfer needs. Capable of supplying up to 3 fixtures simultaneously, it self-primes up to 6 vertical feet and runs dry without damage, ensuring maximum durability in both freshwater and saltwater environments.
Commodore’s ultra-quiet motor, paired with a completely rubber mounting base, absorbs vibration and reduces noise to levels no louder than a home air conditioner. This pump is easy to install, service, and winterize, thanks to its industry-standard mounting pattern and threaded connections. Backed by a 4-year warranty, it’s a dependable and quiet solution for boats, RVs, and water transfer systems.
Features:
- Ultra-Quiet Operation: Designed with a low-noise motor and a rubber mounting base, this pump operates extremely quietly, reducing vibration and noise to near-silent levels – perfect for enclosed spaces.
- Self-Priming and Run-Dry Safe: The pump self-primes up to 6 feet vertically and can run dry without damage, ensuring durability and reliability during demanding tasks.
- Adjustable Pressure Switch: The built-in pressure switch allows for automatic operation, starting and stopping the pump when fixtures are opened and closed, with adjustable settings up to 45 PSI.
- Versatile Multi-Use Design: Perfect for freshwater supply, raw water washdown, livewell circulation, and water transfer applications, this pump can supply up to 3 fixtures simultaneously.
- Built-In Thermal Overload Protection: The motor features a thermal overload protection that automatically shuts off to prevent overheating, with an automatic restart feature.
- Durable and Saltwater Safe: Made with EPDM valves and a Santoprene diaphragm, this pump handles fresh and saltwater applications while ensuring long-lasting performance.
- Easy Installation and Maintenance: Includes industry-standard 1/2″-14 MNPT ports, a compact mounting base, and threaded connections for simple setup, servicing, and winterization.
- 4-Year Warranty: Backed by COMMODORE’s industry-leading 4-year warranty, offering reliable performance and peace of mind for years to come.
Specifications:
- Voltage: 12V
- Open Flow Rate: 3.0 GPM (11.3 LPM)
- Shut-Off Pressure: 45 PSI (3.1 BAR)
- Priming Capabilities: 6 feet (1.8 meters) suction lift
- Max Draw: 6.74A
- Max Temperature: 140°F (60°C)
- Ports: 1/2″-14 MNPT
- Unit Weight: 4.23 lbs (1.92 kg)
Included Components:
- Dual-size straight fitting and filter
- Quick-connect wiring for hassle-free setup
Specifications:
- Gallons Per Minute: 3
- Volts: 12
- Box Dimensions: 5″H x 6″W x 10″L WT: 4.8 lbs
- UPC: 817683023093
Brochure (pdf)
![commodore-3-0-gpm-water-pump-12v-cm-33-30d Commodore 3.0 GPM Water Pump - 12V [CM-33-30D]](https://www.goodmarinereplacementparts.com/wp-content/uploads/2026/09/commodore-3-0-gpm-water-pump-12v-cm-33-30d.webp)

![jabsco-hotshot-hd4-heavy-duty-washdown-pump-12v-4-gpm-60-psi-q401j-118n-3a Jabsco HotShot HD4 Heavy Duty Washdown Pump - 12V - 4 GPM - 60 PSI [Q401J-118N-3A]](https://www.goodmarinereplacementparts.com/wp-content/uploads/2026/09/jabsco-hotshot-hd4-heavy-duty-washdown-pump-12v-4-gpm-60-psi-q401j-118n-3a.webp)



![jabsco-par-max-hd6-heavy-duty-water-pressure-pump-12v-6-gpm-60-psi-p601j-218s-3a Jabsco Par-Max HD6 Heavy Duty Water Pressure Pump - 12V - 6 GPM - 60 PSI [P601J-218S-3A]](https://www.goodmarinereplacementparts.com/wp-content/uploads/2026/09/jabsco-par-max-hd6-heavy-duty-water-pressure-pump-12v-6-gpm-60-psi-p601j-218s-3a.webp)
![jabsco-par-max-hd5-heavy-duty-water-pressure-pump-12v-5-gpm-40-psi-p501j-115s-3a Jabsco Par-Max HD5 Heavy Duty Water Pressure Pump - 12V - 5 GPM - 40 PSI [P501J-115S-3A]](https://www.goodmarinereplacementparts.com/wp-content/uploads/2026/09/jabsco-par-max-hd5-heavy-duty-water-pressure-pump-12v-5-gpm-40-psi-p501j-115s-3a.webp)
![jabsco-hotshot-hd6-heavy-duty-washdown-pump-24v-6-gpm-70-psi-p602j-219n-3a Jabsco HotShot HD6 Heavy Duty Washdown Pump - 24V - 6 GPM - 70 PSI [P602J-219N-3A]](https://www.goodmarinereplacementparts.com/wp-content/uploads/2026/09/jabsco-hotshot-hd6-heavy-duty-washdown-pump-24v-6-gpm-70-psi-p602j-219n-3a.webp)