65 GPM 3-Inch Pump
The Generac MCP5515-1 Diaphragm Water Pump is engineered to move high volumes of water in the most demanding environments. Featuring a rugged cast aluminum body and a 1 HP TEFC motor, this 3-inch pump offers a robust 65 GPM (246 LPM) flow rate for fast and efficient water removal. Built to handle muddy and shallow water conditions without damage, the MCP5515-1 can run dry, self-prime, and keep working even when water pools reappear, making it ideal for construction and flood recovery applications.
Key Benefits of the 65 GPM 3-Inch Pump
- Powerful 1 HP TEFC, three-phase motor for reliable operation
- Heavy-duty cast aluminum pump housing for maximum durability
- Self-priming and capable of running dry without component damage
- Large 3-inch intake/discharge for high-capacity applications
- Delivers up to 65 GPM (246 LPM) for rapid dewatering
Common Applications
- Pond, trench, and foundation water removal
- Flood recovery and emergency dewatering
- Agricultural and rural water management
- Shallow or muddy jobsite dewatering
Packaging & Durability
The Generac MCP5515-1 is designed for demanding field use with corrosion-resistant cast aluminum components and versatile mount options, including skid-mount (S) and wheel mount (W). Its robust build ensures long-term reliability in construction, disaster recovery, and industrial settings.
Product Properties
| Property | Value |
|---|---|
| Motor | 1 HP TEFC, Three-Phase |
| Intake/Discharge Size | 3 in. (76.2 mm) |
| Max Flow Rate | 65 GPM (246 LPM) |
| Max Head | 50 ft (15.2 m) |
| Mount Options | Skid-Mount (S) or Wheel Mount (W) |
| Pump Body Material | Heavy-duty Cast Aluminum |
For a slightly smaller capacity option, view the Generac MCP5438 Honda GX160 Diaphragm Pump. Learn more about Generac solutions at Generac.com.




