Fluid Level Sensor Boards

K2639 Liquid level Controller electronic kit can be used in a wide variety of applications - 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...

MK108 Water Alarm electronic construction kit provides an audible alarm sound when water is detected. Incorporated alarm buzzer. Water sensor can be placed at a distance by cutting the board and using wires to connect the sensor...

This circuit can be used in a wide variety of applications where a fluid level sensor is required. It can indicate the level of fluid in a container or simply the presence of fluid depending on the way the circuit is used...

Uses a sensor (included) to detect the presence of a liquid and turn on the relay. Relay turns off when liquid is no longer detected. Ideal for controlling pumps, etc...

12Vdc Fluid Level Controller Relay Module for controlling liquid levels in tanks, wells, reservoirs etc. Adjustable height Minimum and Maximum sensors allow you to control the fluid level in a vessel using the onboard mains rated relay to operate a pump...

12Vdc Audible Water Leak Alarm Module is a simple water leak detector with a buzzer output. The alarm can set to sound when either water is detected or if water is NOT detected. Fluid sensor included. Adjustable sensitivity for different types of water...

Fluid Level Pump Controller Relay Module for controlling liquid level in tanks, wells, reservoirs etc. Minimum and Maximum float switch sensors supplied enable automatic control of fluid level in a vessel using the onboard relay to operate a pump (not included) of up to 240Vac or 28Vdc, 5 Amps...