KLFS Series Liquid Level Float Switch The KLFS Series liquid level float switch is a reliable switch-type sensor used for monitoring liquid levels in vessels. The float moves with the liquid level to actuate a micro-switch, outputting a switching signal for local alarm, pump control, or valve control. Technical Specifications Measurement Media Hot, chilled, well pool and seawater, brine or ethylene glycol or low corrosive media Power Supply 15(8A) @ 24/250VAC Rod Brass