Allen Bradley 194R-HS4 Operating Handle w/ Defeater, Black

Allen Bradley 194R-HS4 Operating Handle with Defeater

The Allen Bradley 194R-HS4 is a panel-mounted rotary operating handle designed for use with Bulletin 194R disconnect switches and select 140U/UE/M circuit breakers. Built for industrial control panels and electrical enclosures, it provides safe, clear ON/OFF indication and reliable operator control through a durable, black rotary mechanism.

Why It Helps

This operating handle enhances electrical safety by enabling external operation of disconnect switches while supporting lockout/tagout protocols. The integrated defeater mechanism allows authorized personnel controlled access to the enclosure when the switch is in the ON position, aiding in maintenance and troubleshooting tasks without compromising safety procedures.

Key Highlights

• Rotary Panel-Mount Design: Offers clear ON/OFF indication and secure operation through a front-panel interface for industrial equipment and control systems.

• LOTO Compatibility: Accepts up to three padlocks, providing strong compliance support for lockout/tagout safety standards in industrial environments.

• Defeater Function: Allows controlled enclosure access when energized, enabling authorized service personnel to perform diagnostics in accordance with facility procedures.

• Durable Construction: Built from industrial-grade black plastic and rated for IP66 and NEMA 3/3R/4/4X/12 environments, supporting both indoor and harsh outdoor applications.

• System Integration: Compatible with 194R fused and non-fused disconnect switches up to 60A, as well as select 140U/UE/M circuit breakers for flexible system design.

System Compatibility

Designed specifically for Allen Bradley Bulletin 194R disconnect switches and select 140U/UE/M circuit breakers using a 6 mm (1/4 in.) square operating shaft.

Applications

Ideal for machine tools, industrial cabinets, switchboards, and electrical machinery requiring secure external disconnect control. The rugged build and broad environmental ratings ensure long-term reliability in demanding installations.