Catalog > Consumer Electronics > Kits > Kits (By Function) > Timers / Controllers / Sensors Catalog > Consumer Electronics > Kits > Velleman Kits Liquid Level Controller Liquid Level Controller VELLEMAN K2639 LIQUID LEVEL CONTR SWITCH LOW/MID/HIGH ((NEW VELLEMAN PART# WSHA2639) 290.70 ZAR inc for 1 Each 3 in Stock Add Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Features You forget to turn off the tap, the washing machine leaks, the water level in your aquarium drops, the water tank is empty or suddenly overflows, there's water in your cellar, etc. These things happen and when they do, they often cause a lot of trouble and do a lot of damage. Prevention is still better than cure and that's where this kit comes in. This multifunctional device is easy to use in a variety of applications : 1) LED control of set fluid level : LOW, MIDDLE, HIGH ; 2) Controller : the relay automatically switches a pump and/or valve to keep the fluid level between the LOW and HIGH marks ; 3) Alarm : if the sensor detects a level which is too high or too low (selectable), the relay will operate a bell or another alarm device.SpecificationsPower supply: 12-14VAC or 16-18VDC / 100mARelay output: 240V / 3A max.Dimensions:Controller PCB: 104 x 60mm (4.1" x 2.4")Sensor PCB: 104 x 25mm (4.1" x 1.0") Additional Information Group Timers / Controllers / Sensors Model K2639 PCB Size Controller = 104x60mm, Sensor = 104x25mm Voltage 12-14VAC or 16-18VDC Current 100mA