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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.


Product Description
The Allen-Bradley 140G-J0F3-D12 is a compact, 125A, 480/600VAC, J Frame molded case circuit breaker from the 140G series, designed for thermal overcurrent and short-circuit protection in industrial control applications. It features adjustable thermal (87.5-125A) and magnetic (625-1250A) trip settings, a 100kA breaking capacity at 480VAC, and a 1000V insulation voltage. With a rated impulse withstand voltage of 8kV and an electrical lifespan of 120 operations per hour, it offers 3-pole wiring with end cap terminals and flexible mounting options without derating. It's compatible with accessories like auxiliary contacts, UVR, and shunt trips for enhanced performance and PLC connectivity, operates at 80% efficiency at 40C, and is UL listed, CE marked, and CSA certified, with dimensions of approximately 105 x 82.5 x 160 mm.
Technical specifications
The Allen-Bradley 140G-J0F3-D12 is a compact 125A circuit breaker designed for industrial applications, providing thermal overcurrent and short-circuit protection. It features adjustable trip settings, a high breaking capacity, and is compatible with various accessories for enhanced functionality and PLC integration. It's also certified by UL, CE, and CSA.
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.
Buying Options
To receive a quote within 2 hours, please provide us with the details of your requirements. Our team will promptly review your request and send you a custom offer.

Ships from Rochester, NY