Product Description
The Allen-Bradley 140G-HC0C3-C50 is a robust and reliable 125 Amp molded case circuit breaker with a 100kA interrupting rating, designed to protect equipment from electrical faults using fixed thermal and magnetic protection within a 50A current range. Its HC frame meets industrial standards, featuring 1000V insulation and 8kV impulse withstand voltage for high-voltage applications, and offers a compact, durable design weighing 2.65 lbs with a mechanical lifespan of 240 operations/hour and an electrical lifespan of 120 operations/hour.
Is Your Device Showing These Signs?
The Allen Bradley 140G-HC0C3-C50 Molded Case Circuit Breaker commonly exhibits issues such as nuisance tripping due to incorrect overload settings or thermal magnetic trip unit malfunction. Contact wear and degradation of the operating mechanism are frequent problems, leading to breaker failure. Connectivity issues arise from damaged or corroded terminal connections, requiring replacement or repair. Calibration drift in the trip unit causes inaccurate protection, necessitating recalibration or component replacement. Internal component failure within the breaker's assembly results in complete operational failure, mandating a full unit replacement.
Technical specifications
The Allen-Bradley 140G-HC0C3-C50 is a durable 125 Amp circuit breaker offering 100kA fault protection. It uses fixed thermal-magnetic trip settings within a 50A range and is built to industrial standards with high insulation and impulse withstand voltage. It's compact, weighs 2.65 lbs, and has a specified mechanical and electrical lifespan.
Our Repair Process for the
140G-HC0C3-C50
Our repair process for the Allen Bradley 140G-HC0C3-C50 Molded Case Circuit Breaker begins with a comprehensive diagnostic evaluation to pinpoint the failure mechanism, whether it be nuisance tripping, contact wear, connectivity issues, calibration drift, or internal component failure. Overload settings are verified and adjusted, and the thermal magnetic trip unit is thoroughly inspected for malfunction. Terminal connections are examined for damage or corrosion, and are repaired or replaced as needed. The trip unit is recalibrated to ensure accurate protection, and components are replaced if recalibration is insufficient. In cases of irreparable internal component failure, a full unit replacement is performed to restore operational integrity.
Your Guarantee: Warranty & Lifetime Support
Your satisfaction is our top priority, and we confidently stand behind the quality of our repairs. That's why every repair service is covered by our comprehensive 24-month warranty. Furthermore, we offer lifetime phone support – if you have questions or need assistance related to our repair down the road, we're here to help. Our service commitment is straightforward: we guarantee our work, and if you're not satisfied, we will make it right. Learn More about our Repair process.
Comprehensive Repairs You Can Depend On
We take immense pride in the quality and reliability of our work. Our process goes beyond simply fixing the immediate problem. We perform a comprehensive inspection of your main board (or other equipment) and proactively replace components known to be failure-prone or showing signs of potential future failure. Before any item is returned, it undergoes rigorous functional testing to ensure it meets performance specifications and operates flawlessly. Visit our main Repair Services page to learn more.
Save Significantly
Our primary goal is to save you hundreds, or even thousands, of dollars compared to the cost of new equipment replacement. By repairing existing components, we provide an economical solution that is also eco-friendly. At Roc Industrial, our commitment to integrity and community drives our consistent growth and ensures you receive a reliable, cost-effective solution.

Please Note: Roc Industrial operates as an independent service provider and is not an authorized distributor for the manufacturers or brands mentioned. Consequently, the original manufacturer's warranty is not applicable to items repaired or sold by us. Roc Industrial provides its own 2-year warranty on all repair services performed.

















