Wastewater Pumps (Non Explosion Proof Type)
CNMJ (3-10HP, 3” and 4”, Chopper type)
Non-Clog Channel with Chopper Submersible Pump CNMJ series
ShinMaywa (America), Ltd. offers the CNMJ series of heavy-duty, non-clog pumps for the commercial, industrial and municipal wastewater markets.
These pumps achieve improved passing capability, with reliable solid passage up to 3” in diameter.
The Semi-open channel impeller features a helix shaped channel and self-cleaning with brand-new chopper mechanism.

Non-Clog Channel with Chopper Submersible Pump CNMJ Video
[Play Time: 3minutes 9seconds]
Data Download
1. General Specifications
- 1-1. General Specifications
2. Performance Curve
- 2-1. CNMJ 208V Performance Curve
- 2-2. CNMJ 230V or 460V Performance Curve