Product Description
The Allen-Bradley 150-F25NBRB is a 25 Amp SMC-Flex motor controller designed for efficient and smooth motor control, preventing damage from sudden stops or power surges. It operates on 24V AC/DC control voltage and 200-480V AC line voltage, within a temperature range of 23-104F (enclosed) or 23-122F (unenclosed). Measuring approximately 12.6 x 5.9 x 8 inches and weighing 12.6 pounds, it's suitable for altitudes up to 6560 feet (with derating required above that) and humidity levels of 5-95% (non-condensing). While enclosure is not required in non-hazardous locations, it is recommended in harsh environments. Featuring a modular design with a heatsink thyristor and DPI port communication, it supports multiple starting and stopping modes, including soft start, current limit start, and soft stop.
Is Your Device Showing These Signs?
The Allen Bradley 150-F25NBRB commonly presents issues such as thermal overload trips due to improper current settings or faulty heater elements. Contactor failure is frequent, stemming from coil burnout, worn contacts causing increased resistance, or mechanical binding within the armature. Auxiliary contact blocks experience damage, leading to signaling malfunctions in control circuits. Diagnose and rectify these issues through proper amp setting verification, component replacement, and thorough inspection of mechanical linkages.
Technical specifications
The Allen-Bradley 150-F25NBRB is a 25 Amp SMC-Flex motor controller designed for smooth motor control and protection against power issues. It operates on 24V AC/DC control voltage and 200-480V AC line voltage, within specified temperature, altitude, and humidity ranges. It's a modular unit with various starting and stopping modes and DPI port communication, suitable for diverse environments, though enclosure is recommended in harsh conditions.
Our Repair Process for the
150-F25NBRB
Our repair process for the Allen Bradley 150-F25NBRB begins with a comprehensive diagnostic assessment to pinpoint the root cause of the malfunction, focusing on thermal overload trips, contactor failure, and auxiliary contact block damage. Technicians verify proper amp settings and the integrity of heater elements, replace faulty contactor components such as coils and worn contacts, and address mechanical binding within the armature. Damaged auxiliary contact blocks are replaced to restore proper signaling in control circuits. The repair concludes with rigorous testing to ensure the device operates within specified parameters and meets all performance standards before it is returned to service.
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.

















