or 4 payments of 
Description
SPX Johnson Centrifugal Circulation Pump CM30 12 Volt 16 Millimetre 10-24503-03 CM30P7-1
These pumps feature brushed motors for continuous use. They are compact and powerful, making them ideal for various circulation duties, including:
- Circulation of water/antifreeze in heating systems for cars, boats, and recreational vehicles.
- Cooling fresh water in vehicles.
- All-round pumps where self-priming is not essential.
- Liquid: water/glycol mixture; maximum 60% glycol, fresh and saltwater.
- Liquid temperature: Minimum -40°C, Maximum +100°C. Weight 3 kilograms.
- Hose connection: Diameter 16 millimetres (5/8″) or 20 millimetres (3/4″) hose.
- O-ring: EPDM.
- Shaft: Stainless steel.
- Magnet housing: PSU.
- Motor: 12 Volt direct current enclosed (as per IP67 rating) permanent magnet, ball bearing mounted motor, designed for continuous operation.
Features
The CM-series pumps are normal-priming centrifugal pumps that should be mounted to ensure they are always flooded or primed before being switched on.
Note:
- Not suitable for soiled water containing hard particles.
- CAUTION! Do not pump gasoline, solvents, thinners, or highly concentrated organic acids.
- If corrosive fluids are handled, flush with water after each use or workday to prolong pump life.
Specifications
Pump Body: PPA Thermoplastic
Impeller: PPS Thermoplastic
Flow: 20 Litres per minute at 0.1 Bar
Connection: 16 mm (5/8″)
Length: 177 mm
Width: 68 mm
Height: 85 mm
Weight: 0.6 kg
Limited 2-Year Warranty
Technical Data
| Liquid temp. | Min. -40°C Max. +100°C (Min. -40°F Max. 212°F) |
| System pressure | 2.5 bar max (36 psi) |
| Port size | Ø 16 mm (⅝”) or 20 mm (¾”) hose |
| Dry running | Max. 30 minutes |
| Input Power | Max. 27W |
| Mounting | Separate universal bracket for flat surfaces |
| SKU | Model | Volts | Size | Capacity |
|---|---|---|---|---|
| 132760 | CM30 | 12 | Diameter 16 mm (5/8″) | 20 Litres per minute (5.2 Gallons per minute) at 0.1 bar |
| 132762 | CM30 | 24 | Diameter 20 mm (3/4″) | 26 Litres per minute (6.9 Gallons per minute) at 0.25 bar |
Boat Hut Insight
Limited 2-Year Warranty
Johnson Pump CM Series Pumps are normal-priming centrifugal pumps and should be mounted in a way that ensures they are always flooded, or they must be primed before being switched on. These pumps should not be used with soiled water containing hard particles.
CAUTION: Do not pump gasoline, solvents, thinners, or highly concentrated or organic acids. If corrosive fluids must be handled, pump life will be prolonged by flushing with water after each use or at the end of each work day.
