Ultima switch mfg 36303 auto bilge pump switch with mirus field effect detector cells will not corrode and are not affected by oil or foreign debris.
Johnson pump ultima auto float switch.
Ultima auto float switch for johnson 12v or 24v bilge pumps.
Johnson ultima automatic bilge pump switch.
Mercury free design uses patented detector cells to detect fluids and initiate pumping.
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Johnson pumps 01674 001 1600 gph heavy duty automatic bilge pump with ultima switch 12v red.
Upon immersion in water switch automatically turns on.
The detector cells are totally sealed and are never in contact with the water will not corrode and are not affected by oil for foreign.
Shop read reviews or ask questions about johnson pump ultima electronic bilge pump switch at the official west marine online store.
Since 1968 west marine has grown to over 250 local stores with knowledgeable associates happy to assist.
I installed the ultimaswitch on a johnson 1 600 gph bilge pump using its t slot mounting system and screwed the completed assembly to 3 8 inch starboard along with rule a matic plus and sure bail mechanical type float switches.
Return to previous page marine bilge ultimaswitch.
Installation the ultimaswitch is designed to attach to all johnson pump bilge pumps.
To test the switch and compare it with two float switches i commonly see installed in boats i set up a simple test tank.
Detector cell at 50 mm 2 the switch starts the pump with a 3 second delay.
Johnson pump marine products bilge pumps ultima switch.
Johnson 39 s ultimaswitch switch is a highly reliable contactless switch with no mechanical parts or toxic mercury that touch the water level and automatically controls a 12 or 24 v dc bilge pump.
Just snap in on the t slot on the base.
For the bilge auto switch to work it should have power to it at all times even if the battery switch is turned off if you have a battery switch.
No moving parts totally sealed no mercury and no exposed sensors.