Johnson Pump 36152 Electro-magnetic Float Switch 12V

The Johnson Pump 36152 Electro-magnetic Float Switch 12V is a compact bilge switch designed to automate pump operation using a sealed magnetic float and solid-state electronics. Its built for marine bilge environments and includes false-start prevention for more dependable switching.

Key Features

• Electro-magnetic/solid-state float switch design for bilge applications
• Sealed float switch with encapsulated electronics to help prevent corrosion
• False-start prevention to help reduce nuisance cycling
• Activates at 2 in water level and deactivates at 3/4 in water level
• High impact plastic construction to withstand tough conditions

Product Compatibility

• 12V marine bilge pump systems
• Automatic/remote bilge pumping applications requiring an electro-magnetic float switch control
• Cartridge-style Johnson Pump bilge pump installations (as applicable to the pump and mounting method)

Product Details

• Johnson Pump electro-magnetic float switch
• Model/Part No.: 36152
• Voltage: 12V
• Switch operation: activates at 2 in water level; deactivates at 3/4 in water level
• False-start prevention
• Construction: high impact plastic housing
• Kit/Contents and installation reference: designed for use with marine installation and wiring per the included installation guidance (where applicable)

Parts Desk Insights

Best Use Case: Ideal for replacing or adding an automatic bilge pump control switch when you want a sealed float mechanism paired with electronics and false-start prevention.

Common Issues: If the pump cycles intermittently or wont shut off, confirm the float location and orientation in the bilge, check wiring connections (including sealing of splices where required), and inspect for debris or restrictions that could interfere with float movement.

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