Honeywell BZ-2RQ18-A2 Snap-Action Micro Switch The Honeywell BZ-2RQ18-A2 is a premium large basic snap-action micro switch designed for precise and reliable performance in industrial and vehicle applications. Its robust construction and versatile features make it suitable for a wide range of demanding environments. Key Features Actuator Type: Steel roller plunger for durable and consistent actuation. Electrical Ratings: Supports up to 15A at 480V AC and 0.5A at 125V DC, accommodating various power requirements. Contact Configuration: Single Pole Double Throw (SPDT) for flexible circuit control. Operating Force: Requires a maximum of 3.61 N for actuation, ensuring responsive operation. Mechanical Durability: Engineered for up to 20 million mechanical cycles, offering long-term reliability. Mounting: Panel mount with threaded feature for secure and straightforward installation. Termination: Screw terminals provide secure and easy electrical connections. Operating Temperature Range: Functions effectively between -55°C and 85°C, suitable for extreme conditions. Applications The BZ-2RQ18-A2 micro switch is ideal for various applications, including: Irrigation systems Semi-trailer trucks Timing devices Office equipment Test instruments Medical and dental equipment HVAC equipment Manually operated devices and valves Technical Specifications Actuator Travel: 3.94 mm Maximum Pre-Travel: 0.38 mm Overtravel: 3.56 mm Body Dimensions: 49.28 mm (L) x 17.45 mm (W) x 25.15 mm (H) Insulation Resistance: 100,000 M? minimum Dielectric Strength: 2000 V between each terminal and ground Contact Resistance: 15 m? maximum (initial) With its combination of high electrical ratings, durable construction, and precise operation, the Honeywell BZ-2RQ18-A2 snap-action micro switch is a reliable choice for various industrial and vehicular applications.