ROCKWELLMotor protection circuit breaker

140G-N5H4-E12-Z1

Name: 140G-N5H4-E12-Z1
Brand: ROCKWELL
SKU: 140G-N5H4-E12-Z1

The Allen Bradley 140G-N5H4-E12-Z1 is a 1200A, 4-pole molded case circuit breaker with electronic LSI protection. UL Listed, CSA Certified, and CE compliant, it offers high instantaneous and ground fault protection.

Product Model140G-N5H4-E12-Z1

Product ID105517

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High PerformanceThe 140G-N5H4-E12-Z1 is designed to handle high currents of up to 1200A, making it suitable for demanding electrical applications.
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2. Comprehensive CertificationsThis product is UL Listed, CSA Certified, and CE compliant, ensuring it meets international safety standards.
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3. Advanced ProtectionEquipped with electronic LSI (Long and Short Time) protection, it provides both high instantaneous and ground fault protection, enhancing overall system reliability.
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4. DurabilityBuilt with a robust N-frame design, this circuit breaker is engineered for long-lasting performance in harsh electrical environments.
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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

LSI

Certifications

UL Listed, CSA Certified, CE, CCC

IEC Breaking Capacity

50kA @ 415V

Protection

Electronic

Rating/Size

1200 A, N-Frame

Trip Unit Rating

1200A