The Honeywell BZ-2R5551T is a sealed snap-action switch, ideal for applications requiring protection against moisture and contaminants. Its neoprene elastomer plunger seal and cover sealed to the switch case provide excellent splash resistance. The switch offers electrical ratings suitable for both AC and DC circuits, making it versatile for a wide range of industrial and commercial uses. It is designed for reliable operation and long-term durability in challenging environments. The mounting holes accept pins or screws for flexible installation options.