Johnson Pumps 10-24486-03 CM10P7-1 Magnetic Drive Circulation Pump 12V 4 GPM

The Johnson Pumps CM10P7-1 (Model 10-24486-03) is a compact, magnetically driven centrifugal circulation pump engineered for continuous-duty operation in demanding marine, RV, and automotive applications. This 12-volt pump delivers 4.0 GPM at 3.3 feet of head while consuming minimal electrical power, making it ideal for water circulation in heating and cooling systems, refrigeration systems, and live fish tanks.

Key Features:

• Magnetic drive design eliminates shaft seals for maintenance-free, leak-proof operation
• ISO8846 ignition protected permanent magnet motor with ball bearing construction designed for continuous duty
• Handles water/glycol mixtures up to 60% glycol concentration, plus fresh and salt water
• Operates in extreme temperatures from -40°F to +212°F (-40°C to +100°C)
• Can withstand dry running for up to 30 minutes without damage
• Compact footprint: 6.97"L x 2.68"W x 3.35"H for easy installation
• IP67-rated enclosed motor is waterproof and dustproof
• 5/8-inch hose port connections
• Includes flexible power cord with spade terminals for easy wiring

Construction:

• PPA thermoplastic pump body with PPS thermoplastic impeller
• Stainless steel shaft with EPDM O-ring seals
• PSU magnet housing for reliable magnetic coupling
• Heavy-duty construction rated to withstand voltage fluctuations of ±20%
• Maximum system pressure: 36 PSI (2.5 bar)

This pump is a popular choice for water-cooled refrigeration systems, engine cooling applications, and as a direct OEM replacement for intercooler circulation pumps in boats, RVs, and automotive heating/cooling systems. The CM10P7-1 comes with flexible cord (Johnson Pumps part 04-36245-01) and is CE approved for international use.