Mercury Switch PZ-103

● It is composed of sealed glass tube,electrode and mercury;
● Circuit on & off, free angle, flexible control can be achieved by liquidity of mercury;
● High temperature fire and making,it can be make any Shape;
● Widely used on control of water level(liquid level),warning device,checkout gear, communication equipment,instrumetation and etc to transmit signal and control.

◆ Model & Meanings

◆Work Principle

◆Product Structure

This series products use glass shell and mercury as the switch elements. In the application of this product,please do not make it crack or drop to avoid products damage and personnel safety.(Because mercury may cause harm to human body)


Diamter Φ5.7-6.2mm
Length 19-20mm
Operating Angle 5-10°
Rating Voltage 20V
Rating Current 0.8A
Withstand Voltage 200VAC
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