Stainless Steel Switch Water Level Sensor Double Ball Water Level Controller Sensor Switch for Pool(250mm / 9.84in) 250mm / 9.84in workwarehouse Good Performance: These most commonly

Good Performance: These most commonly used copper washers have superior rust resistance and the excellent of oxidation resistance

- Increase Net Visibility

MANUALLY SHARPENING: In comparison to machine sharpening

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Bearcom BC130

Stainless Steel Switch Water Level Sensor Double Ball Water Level Controller Sensor Switch for Pool(250mm / 9.84in) 250mm / 9.84in workwarehouse Good Performance: These most commonlyStainless Steel Switch Water Level Sensor Double Ball Water Level Controller Sensor Switch for Pool(250mm 9. 84in) Product Features NOTE: The water level switch cannot directly control solenoid valves or high power relays, AC contactors, etc. A small relay(like HH54P) is needed for transition USAGE METHOD: The action range of the two floats of the double switch is 10 mm. If the demand control range is large, two switch combinations can be used, so