The HONEYWELL part LSYAB3K is a MICRO SWITCH„¢ Heavy-Duty Limit Switch designed for heavy-duty industrial applications. It features a durable epoxy-coated zinc housing with a side rotary actuator and a momentary contact configuration. This switch is specially sealed with low temperature fluorosilicone to withstand harsh environments. It has a single pole double throw (SPDT) snap action mechanism with double break contacts, making it highly reliable for electrical applications. The switch is designed for use with 0.5 in - 14 NPT conduit and does not require any lever attachment. It has an operating temperature range of -40 °C to 121 °C [-40 °F to 250 °F], making it suitable for a wide range of operating conditions. The switch is rated IP 65/66/67 for excellent protection against dust and water ingress and meets NEMA 1, 3, 4, 4X, 6, 6P, 12, and 13 standards for enclosure protection.This switch is approved by UL, CSA, CE, and CCC, ensuring its compliance with safety and performance standards for global use. Overall, the HONEYWELL part LSYAB3K is a heavy-duty limit switch that provides reliable and durable performance in demanding industrial applications.