The HONEYWELL part LSZ7A2B is a MICRO SWITCHâ„¢ Heavy-Duty Limit Switch from the HDLS Series. It is a complete plug-in unit that does not require a base receptacle for installation. This limit switch is specifically designed for use with double pole, plug-in style switches, making it a versatile and convenient solution for various applications. The heavy-duty construction ensures durability and longevity, even in demanding environments. With its reliable performance and easy installation, the HONEYWELL LSZ7A2B is an excellent choice for any application requiring a heavy-duty limit switch.