Johnson Pump Ultima Auto Float Switch

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Johnson pump ultima auto float switch.

To test the switch and compare it with two float switches i commonly see installed in boats i set up a simple test tank. 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. Johnson s unique detector cells are sealed so they are never in contact with the water won t corrode and are unaffected by oil or debris. 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.

Johnson pump marine products bilge pumps ultima switch. Shop read reviews or ask questions about johnson pump ultima electronic bilge pump switch at the official west marine online store. Ultima auto float switch for johnson 12v or 24v bilge pumps. Previous image enlarge close next image.

Just snap in on the t slot on the base. 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. The johnson ultima switch uses the patented mirus field effect detector cells producing micro electrical fields that detect disruptions caused by water and fluids. Return to previous page marine bilge ultimaswitch.

Detector cell at 50 mm 2 the switch starts the pump with a 3 second delay. Installation the ultimaswitch is designed to attach to all johnson pump bilge pumps. Johnson ultima automatic bilge pump switch. Mercury free design uses patented detector cells to detect fluids and initiate pumping.

No moving parts totally sealed no mercury and no exposed sensors. When the water level has sunk to a level of 20 mm and the first detector cell is above the water level the pump is stopped. Johnson pumps 01674 001 1600 gph heavy duty automatic bilge pump with ultima switch 12v red. 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.