ROCKWELLMotor protection circuit breaker

140G-R12K3-E20-W1

Name: 140G-R12K3-E20-W1
Brand: ROCKWELL
SKU: 140G-R12K3-E20-W1

The Allen-Bradley 140G-R12K3-E20-W1 is a 2000A, 3-pole molded case circuit breaker with electronic trip units, offering high interrupting capacity and compliance with UL, CSA, CE, and CCC standards.

Product Model140G-R12K3-E20-W1

Product ID106903

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High Interrupting CapacityThe 140G-R12K3-E20-W1 boasts an interrupting rating of 125kA at 480V, ensuring reliable operation in high-current applications.
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2. Electronic Trip UnitEquipped with an LSIG-MM electronic trip unit, this breaker provides precise and reliable protection against overcurrent conditions.
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3. Comprehensive CertificationsMeets stringent safety standards including UL Listed, CSA Certified, CE, and CCC, ensuring compliance with global electrical regulations.
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4. Versatile ApplicationDesigned for 3-pole applications, this breaker is suitable for a wide range of industrial and commercial settings, including three-phase power systems.
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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

Adjustment Type

LSIG-MM, w/o Door Interlock

Certifications

UL Listed, CSA Certified, CE, CCC

Magnetic Trip

LSIG-MM

Protection

Electronic

Rating/Size

2000 A, R-Frame

Standards Compliance

UL489, CSA22.2 No. 5, IEC 60947-2