Rockwell Automation 140U-J6D3-D12-AJ Molded Case Circuit Breaker
Stoker Automation Technology has been a trusted industrial automation supplier for over 20 years, operating from a 5,000m² warehouse. We specialize in critical components for industries including energy, manufacturing, and construction, with guaranteed quality and rapid delivery.
Engineered for demanding industrial environments, the Rockwell Automation 140U-J6D3-D12-AJ delivers robust protection against overloads and short circuits. This industrial-grade circuit breaker integrates seamlessly into control systems, enhancing operational safety while minimizing downtime.
Key Specifications:
- Frame Size: Standard
- Voltage Rating: 600V AC
- Current Rating: 300A
- Interrupting Capacity: 100kA at 600V
- Connection Type: Terminal Lug
- Certifications: UL, CSA, CE
- Operating Temperature: -30°C to +70°C
Constructed with premium materials, this Allen-Bradley breaker features:
- High-visibility status indicators for instant fault diagnosis
- Tool-free installation for rapid deployment
- IP20-rated enclosure for dust protection
- Vibration-resistant design for heavy machinery applications
Ideal for manufacturing plants, power distribution systems, and construction sites, it provides critical circuit protection with maintenance-free operation.


Professional Support
All Rockwell Automation products include 24-month warranty coverage. Our engineering team provides:
- Pre-sales technical consultation
- Installation guidance documents
- Priority replacement service
- Emergency 72-hour response for critical failures
Can’t find your specific model? Contact us via WhatsApp for customized solutions.
Email technical queries: abbdcs36@gmail.com








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