The S3H series is a superbly engineered solution for monitoring the level of waste water in boats, coaches, caravans and recreational vehicles.

Crafted in 316 stainless steel and designed to operate US standard resistance gauges (240-30 Ohms), the S3H series is available in a range of lengths to suit most waste tanks.

Models S3H-1 to S3H-6
Tank Depth 100mm to 760mm
Medium Grey and black water - not suitable for fuel
Resistance 240 Ohms empty - 30 Ohms full linear
Sensing Magnetic Reed Switch
Output Resistive (US Standard)
Connection 2 x Flying leads (tinned) 290mm long (sheathed)
Mounting Threaded 1 1/4” BSP
Operating Voltage 12/24VDC
Operating Temp. -40℃ to +85℃
Material AISI 316 Stainless Steel


Brand Wema
Shipping Weight 0.0010kg
Shipping Height 0.050m

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