The 2FB53-78/TABS is a single pole toggle switch from Carling Technologies' F-Series designed for general-purpose applications requiring reliable switching control. This switch features an On-None-On circuit configuration with a sealed bat-style actuator (78 designation), 0.687 inch toggle length, and 0.465 inch bushing length, equipped with 0.250 inch tab quick-connect terminals. The switch is rated to 20A 27VAC and is suitable for low voltage 12/24V DC applications, with a dielectric strength of 1000V between live and dead metal parts. It delivers 50,000 electrical cycles in maintained operation and 25,000 cycles in momentary mode, with a mechanical life of 100,000 cycles and an operating temperature range from 0°F to 150°F (-17.8°C to +65.6°C). This versatile switch is commonly used in marine, food service, generator, industrial control, and office automation applications where durable, reliable switching is essential.