Century ECM16CU V-Green 165 Variable Speed Pool Pump Motor, 1.65 THP, 208-230V, 56J Frame
The Century ECM16CU is a V-Green 165 variable speed pool pump motor designed for compatible pool and spa pump applications that use a 56J round-flange frame. This energy-efficient ECM motor operates on 208-230V and offers a variable speed range from 600 to 3450 RPM, making it a strong replacement option for many single-speed pump motors up to 1.65 total horsepower.
Features
- Genuine Century variable speed pool pump motor
- Part number: ECM16CU
- V-Green 165 ECM motor
- 1.65 total horsepower
- 208-230V, single phase, 50/60Hz
- 56J round-flange frame
- Variable speed range: 600 to 3450 RPM
- Totally enclosed fan cooled design
- Integrated user interface for programming and speed control
- Freeze protection feature
- Timer mode and manual mode operation
- 5/8 inch threaded stainless steel shaft
- Ball bearing construction
- Designed to help reduce energy use compared to single-speed motors
Applications
This motor is commonly used as an upgrade or replacement for compatible pool and spa pumps requiring a 56J round-flange motor with a threaded shaft. It is a popular option for replacing many single-speed motors in the 1/2 HP to 1.65 THP range where improved energy efficiency, quieter low-speed operation, and programmable motor control are desired.
Important Notes
- Verify frame type, voltage, shaft size, and motor compatibility before ordering
- This motor is designed for 208-230V applications
- Confirm control compatibility if installing on an automated system
- Motor seal and gaskets are typically sold separately
- Professional installation is recommended
Related Products
- Waterway Power Defender Variable Speed Pool Pump 1.65 HP | PD-165
- Pentair SuperFlo VS 1.5HP Variable Speed Pump | 342002
- Shop Pool Pump Motors
Maintenance Tips
- Keep the motor area clean and well ventilated for reliable cooling
- Inspect the shaft seal area regularly for leaks that could damage the motor
- Program lower everyday operating speeds when possible to reduce energy use
- Check wiring and terminal connections for secure, clean contact during service








