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Allen Bradley 140U-H-NH21 Rotary Handle Mechanism

Allen Bradley 140U-H-NH21 is a rotary handle mechanism for 140U breakers.

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ManufacturerAllen Bradley

Part number140U-H-NH21

Type Rotary Handle Mechanism

Series 140U

Compatibility 140U Circuit Breakers/Motor Protectors

Manufacturer Allen Bradley

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12-month warranty

All units tested

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Same-day dispatch

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Worldwide delivery

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Veteran-owned

CAGE: 9NK75

External ON/OFF control Rotary operation Designed for 140U series Enhanced safety Easy access

Product description

The Allen Bradley 140U-H-NH21 is a rotary handle mechanism designed for use with the Allen Bradley 140U series circuit breakers and motor protectors. This accessory provides convenient external control for ON/OFF operations, enhancing safety and accessibility. It allows for quick and easy operation of the connected protective device from outside an enclosure.

This handle mechanism is commonly used in control panels and electrical enclosures where direct access to the circuit breaker or motor protector is not feasible or desirable. Industries such as building automation, machine building, and general industrial applications benefit from the added convenience and safety features it provides.

Stanlo Automation, a veteran-owned surplus distributor, offers the Allen Bradley 140U-H-NH21 to help you complete your control system. We provide reliable, cost-effective solutions for your automation needs, ensuring you can access essential components quickly.

Technical specifications

Type	Rotary Handle Mechanism
Series	140U
Compatibility	140U Circuit Breakers/Motor Protectors
Manufacturer	Allen Bradley

Common applications

Control panels

Electrical enclosures

Building automation

Machine building

Industrial control

Compatible systems

Allen Bradley 140U Circuit Breakers Allen Bradley 140U Motor Protectors

Also known as

Allen Bradley 140U Rotary Handle AB 140U-H-NH21 140U Series Handle

Replaces / compatible with

Designed as an accessory for the Allen Bradley 140U series of circuit breakers and motor protectors.

Technical note

Expert tip

Ensure the 140U-H-NH21 is correctly aligned with the operating mechanism of the 140U breaker for proper engagement.

What happens next?

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Frequently asked questions

What is the primary function of the Allen Bradley 140U-H-NH21?

The Allen Bradley 140U-H-NH21 is a rotary handle mechanism that allows for external ON/OFF control of compatible 140U series circuit breakers and motor protectors. This feature improves safety and convenience by enabling operation without needing to open the enclosure.