Attwood Complete Wash Down Pump ATT-115744
Commodore 3.0 GPM Water Pump - 12V CM-33-30D
CommodoreNeed several, or a formal quote? Send us a message.
- Ships from U.S. warehouses. Shipping cost is shown at checkout.
- 30-day returns on new, unused items in original packaging. Return policy
- Not sure it fits? Call (832) 308-3163, Mon–Thu 9–5, Fri 9–2 Central.
- Secure checkout with all major credit cards.
Description
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
- Brand: Commodore
- Manufacturer part number: CM-33-30D
- UPC: 817683023093
- Shipping weight: 4.73 lb
Specifications
- Brand
- Commodore
- Manufacturer part #
- CM-33-30D
- JMS SKU
- JMS604811
- UPC
- 817683023093
- Shipping weight
- 4.73 lb
Shipping
Most orders ship within 1–2 days from U.S. warehouses. You'll see the shipping cost and choose a method at checkout.
Returns
Return new, unused items in original packaging within 30 days. Defective items after 30 days follow the manufacturer's warranty. Return policy
Questions
Call (832) 308-3163 or send us a message. Have your boat's make, model and year handy.


