Koolance liquid dual level sensor with column float and two 2-pin connectors. Circuits are normally open until float reaches the middle (red connector) and bottom (white connector) of the metal column. Total length = 77mm (3″), with 70mm (2.76″) below the knurled cap. Nickel plated brass, G 1/4 BSPP threading.

NOTE: SEN2-LVL70 has two magnetic reed open/close contact switches intended for signals in the 50-100mA range. It should not be used on higher power outputs like fan headers or controllers.