The Klixon® 12AT series from Sensata is a hermetically sealed snap-action toggle switch designed to deliver reliable performance in extreme environments in the aerospace, defense, and space industries.

– Construction: Hermetically sealed with dry nitrogen filling, meeting MIL-PRF-8805 standards.
– Electrical capacity: Up to 4 A at 28 VDC (resistive load).
– Temperature range: Operation from -65 °C to +135 °C.
– Vibration resistance: Withstands vibrations up to 30 G in the frequency range 10–3000 Hz.
– Shock resistance: Withstands shocks up to 100 G for 6 ms.
– Insulation resistance: Minimum 100 megaohms at 500 VDC.
– Dielectric strength: 1000 Vrms (terminal to case), 800 Vrms (terminal to terminal) with a maximum leakage current of 0.5 mA.
– Voltage drop: Max 4 mV at 100 mA and 6 VDC.
– Service life: Up to 25,000 cycles at rated load; mechanical life of 100,000 cycles.