Product Description
The Allen-Bradley 150-B135NBDB-8M SMC Dialog Plus solid-state controller, rated for 135 Amps and 5-100 HP motors, operates on 200-460V AC 3-phase power (50/60 Hz) with a 460V AC voltage rating, features a 100-240V AC control voltage, an open enclosure with heatsink fan(s), integrated pump control, and optional load-mounted protection, making it a reliable and efficient motor control solution for diverse industrial applications.
Is Your Device Showing These Signs?
The Allen Bradley 150-B135NBDB-8M SMC Flex Smart Motor Controller commonly experiences issues related to failed SCRs, resulting in motor starting failures and overcurrent faults. Communication errors on the DeviceNet network are frequent, stemming from faulty network interface cards or corrupted EDS files. Overheating due to inadequate heat sink contact or excessive ambient temperature causes premature component degradation. Parameter corruption within the controller's memory necessitates reprogramming. Firmware corruption during updates leads to operational instability, requiring reflashing with a validated firmware image.
Technical specifications
The Allen-Bradley 150-B135NBDB-8M SMC Dialog Plus is a solid-state motor controller rated for 135 Amps and 5-100 HP motors. It operates on 200-460V AC 3-phase power, uses 100-240V AC control voltage, has an open enclosure with heatsink fans, integrated pump control, and offers optional load-mounted protection, making it suitable for various industrial applications.
Our Repair Process for the
150-B135NBDB-8M
Our repair process for the Allen Bradley 150-B135NBDB-8M SMC Flex Smart Motor Controller begins with a comprehensive diagnostic evaluation to pinpoint the root cause of the reported issue, focusing on common failure points such as SCR failure, DeviceNet communication errors, overheating, parameter corruption, and firmware corruption. Defective SCRs are replaced with tested, high-quality components, and network interface cards are repaired or replaced to restore DeviceNet communication. Heat sink contact is optimized, and cooling systems are evaluated to prevent future overheating. Parameter corruption is rectified through complete reprogramming using verified configuration files, and firmware corruption is resolved by reflashing the controller with a validated firmware image. Following component replacement and software restoration, the controller undergoes rigorous functional testing under simulated operational conditions to ensure complete restoration of functionality and adherence to original performance specifications.
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.
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