The Grundfos CMB3-37 is the direct replacement for the CH2-50PC and CMB3-4
The Grundfos CM Basic is a compact pump designed for domestic and light industrial use. The booster unit consists of a robust multistage centrifugal pump and a generator friendly PM1 pressure manager. The pressure manager allows the pump to start and stop automatically according to demand and protects the pump from dry running. The CM Basic is the perfect solution if you are struggling with insufficient mains pressure, and can also be used with above or below ground water sources.
The CMB consists of these components
- Quiet operation
- Compact design
- Robust construction
- Dry run protection
- Easy installation
- Generator friendly
- All wetted parts stainless steel
- Hard wearing carbon / ceramic seal
- IP55 Motor
- Complies with AS/NZS 4020 - testing for products for use with drinking water
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