ROCKWELLMotor protection circuit breaker

140G-K-NVM21B

Name: 140G-K-NVM21B
Brand: ROCKWELL
SKU: 140G-K-NVM21B

Protect your circuits with the Allen-Bradley 140G-K-NVM21B, a 21 rotary handle with NFPA79 compliance. Designed for high-interrupting capacity and customizable trip units, this product ensures reliable circuit protection.

Product Model140G-K-NVM21B

Product ID105505

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High-Interrupting CapacityThe Allen-Bradley 140G-K-NVM21B is designed to handle high fault currents, ensuring reliable operation in industrial electrical systems.
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2. Customizable Trip UnitsWith a wide range of trip units available, you can adjust the circuit breaker to fit your specific application needs, from 10 to 3000 A.
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3. NFPA79 ComplianceMeets NFPA79 standards, ensuring compliance with safety regulations for emergency stop and personnel protection.
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4. Rotary Handle with Extension ShaftThe 21" rotary handle with extension shaft provides easy operation and accessibility, making it suitable for various panel configurations.
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Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Colour

Black

Shaft length

22 in

Frame size

K frame

Handle type

Rotary handle, NFPA79

Suitable for emergency stop

Padlock locking

Yes