Square D 9007C54B2Y1851 Limit Switch Spdt Nc 600V

Product Description

The SQUARE D 9007C54B2Y1851 is a general purpose limit switch rated for 600 volts with a single-pole double-throw (SPDT) contact form and a normally closed (NC) contact configuration. It uses a rotary head actuator mounted on the side of the body, with prewired terminals for straightforward field installation. The body is constructed from zinc for durability in industrial environments. Ingress protection is rated IP67, meaning the switch resists dust ingress completely and can withstand temporary submersion. Operating temperature range runs from -20 degrees F to 185 degrees F, making it suitable for both cold-storage and high-heat industrial applications. Licensed electricians and industrial maintenance technicians are the primary installers of this device.

This limit switch is designed for general purpose position-sensing applications in industrial and commercial environments. It is commonly installed on machinery, conveyor systems, access panels, and automated equipment where mechanical position detection is required. The side-mounted rotary head actuator allows for flexible positioning in tight or angled mounting scenarios. The prewired terminal design reduces installation time and minimizes the risk of wiring errors at the actuator body. It is well suited for use in control panels and machine guarding circuits where NEMA 1, 2, 4, 6, 6P, 12, and 13 enclosure ratings apply.

Key Features

• SPDT contact form with normally closed (NC) configuration for fail-safe position sensing
• 600-volt rating suitable for industrial control circuit applications
• IP67 ingress protection rating resists dust and temporary water immersion
• Side-mounted rotary head actuator with 8.7-inch actuator length for reach into tight spaces
• Zinc body construction for mechanical durability in demanding environments
• Rated for NEMA 1, 2, 4, 6, 6P, 12, and 13 enclosure types
• RoHS compliant and tested to IEC 60068-2-2, IEC 60068-2-27, IEC 60068-2-6, IEC 60529, IEC 61140

Compatibility

Designed as an OEM-style general purpose limit switch replacement for industrial machinery and control systems requiring a side-mounted rotary head actuator in SPDT NC configuration at 600 volts.

Installation Notes

Installation should be performed by a licensed electrician in accordance with applicable NEC requirements and local codes. De-energize all circuits and lock out the machine before mounting or wiring the switch. Verify actuator travel alignment before securing the mounting hardware, as misalignment can cause premature wear or missed actuation. Prewired leads should be routed and protected according to the enclosure rating of the installation environment.