TE Connectivity ™ General Purpose Relays FCA-210-1021L

The FCA-125 series is a hermetically sealed, polarized SPDT relay with 25-ampere contact capacity, designed for military and aerospace applications. It features all-welded construction, permanent magnet drive, and silver cadmium oxide contacts with gold plating. The relay operates on DC or AC coils from 50 Hz to 400 Hz, with a maximum weight of 45.4 grams. It is rated for a temperature range of -70°C to +125°C, an altitude of 300,000 feet, and meets MIL-PRF-83536/36 and MIL-PRF-83536/37 specifications. Dielectric strength is 1250 V rms at sea level between circuits, and 1000 V rms from coil to ground. Operate and release times are 10 ms or less for DC coils, and 15 ms or less for AC coils. The relay is available in multiple enclosure types including Z, Y, X, W, and M, with shock and vibration ratings varying by mounting style. Contact make bounce is 1 millisecond at nominal voltage.