Detector cells are totally sealed, are never in contact with the water, will not corrode and are not affected by oil or foreign debris. No moving parts. Totally sealed solid state electronics and field detectors. No mercury. No exposed sensors eliminate corrosion possibilities. Environmentally sensitive.
Switch activates at a 50 mm (2″) fluid level and deactivates at a 19 mm (3/4″) fluid level. An eight second delay prevents false starts . Switch is rated to handle pumps up to 20 amps at 12 or 24 volts.
3 year warranty
No moving parts
Turns pump on at 2″ (51 mm)
Turns pump off at 3/4″ (19 mm)
Not effected by oil, fuel or debris
12V / 24V DC operation
Handles all pumps up to 20 amp draw