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Allen-Bradley 150-S135NBD
by Allen-Bradley
Read verified buyer reviews ↓OverviewUnlock optimal motor control and prolong equipment longevity with the Allen-Bradley 150-S135NBD SMC-50 Smart Motor Controller. This durable open-type soft starter, part of the distinguished Bulletin 150 SMC-50 series, is engineered for demanding industrial settings. Designed to manage 135A and ideal for 100 horsepower motors operating at 460V AC, the 150-S135NBD effortlessly integrates into 200–480V AC, 3-phase input systems with a 100–240V AC control voltage. Its built-in bypass contactor not only lessens heat generation but also significantly boosts energy efficiency, making it an essential element for dependable and efficient motor starting and stopping. Experience precise regulation, advanced motor safeguarding, and notable operational savings with this high-performance Allen-Bradley solution.Key Features Advanced SMC-50 Technology: Provides sophisticated regulation for smooth motor acceleration and deceleration, minimizing mechanical stress and extending motor life. Integrated Bypass Contactor: Boosts energy efficiency by bypassing the SCRs once the motor reaches full speed, reducing heat dissipation and power loss. Comprehensive Motor Protection: Embedded features shield your motors against common industrial hazards, including overload, stall, and phase loss, preventing costly downtime. High Current and Power Ratings: Capable of handling 135A and perfectly suited for 100HP motors at 460V AC, ensuring compatibility with a wide range of heavy-duty applications. Wide Voltage Compatibility: Supports an extensive input voltage range of 200–480V AC and a control voltage of 100–240V AC, offering flexible integration into diverse electrical systems. Open Type Enclosure: Designed for straightforward panel mounting and integration within existing control cabinets, allowing for versatile installation options. Globally Certified: UL, CSA, and CE certifications ensure adherence to international safety and performance standards, guaranteeing reliability and peace of mind. Technical Specifications Brand: Allen-Bradley Series: Bulletin 150 SMC-50 Part Number: 150-S135NBD Rated Current: 135 A Motor Power Rating: 100 HP @ 460V AC Input Voltage: 200–480V AC, 3-phase Control Voltage: 100–240V AC Frequency: 50/60 Hz Enclosure Type: Open Bypass: Integrated Mounting Type: Panel Mount Condition: New Applications Pumps and Compressors: Facilitates smooth startup, reducing surge currents and mechanical wear, crucial for longevity in fluid handling systems. HVAC Equipment: Optimizes the operation of large fans and air handling units, improving energy efficiency and reducing noise during startup. Material Handling Systems: Provides precise control for conveyors, hoists, and other material transport machinery, ensuring gentle handling and reduced impact. Large Industrial Fans: Manages the high inertia of large fans, preventing excessive current draw and stress on the motor and mechanical components. Control Panels for High-Capacity Motors: An essential component for integrating robust motor control into complex industrial automation systems. Why Choose This Model?The Allen-Bradley 150-S135NBD stands out as a premier choice for industrial motor control due to its blend of advanced technology, durable construction, and comprehensive feature set. Its SMC-50 intelligence ensures not just startup but optimized motor execution throughout its operation. The integrated bypass contactor is a critical differentiator, delivering measurable energy savings and reducing your operational expenditures over time. Furthermore, with its extensive motor protection capabilities, this soft starter acts as a vigilant guardian, protecting your valuable assets from various electrical faults and mechanical stresses. Choosing the 150-S135NBD means investing in reliability, efficiency, and the prolonged lifespan of your critical machinery. It's a strategic decision for any facility looking to enhance its motor control infrastructure and achieve greater operational stability.Order NowReady to upgrade your motor control system? Contact us today to learn more about the Allen-Bradley 150-S135NBD and how it can benefit your operations. Our team is available to assist you with selection and technical support, ensuring you choose the perfect solution for your industrial needs.FAQWhat is the primary function of the Allen-Bradley 150-S135NBD?The 150-S135NBD is a smart motor controller designed to provide smooth starting and stopping for industrial motors, extending their lifespan and improving operational efficiency.What is the maximum current rating for this soft starter?This model is rated to handle a maximum current of 135 Amperes.Does this soft starter include a bypass contactor?Yes, the Allen-Bradley 150-S135NBD features an integrated bypass contactor, which helps to reduce heat generation and improve energy efficiency.What are the voltage requirements for the 150-S135NBD?It supports an input voltage range of 200–480V AC (3-phase) and a control voltage of 100–240V AC.What certifications does this product hold?The 150-S135NBD is globally certified with UL, CSA, and CE approvals, ensuring compliance with international safety and performance standards.
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Allen-Bradley 150-S135NBD
Overview
This is a genuine Allen-Bradley component. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.
Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.
Key Features
- Genuine Allen-Bradley catalog part
- Tested before shipment
- Backed by PalmPartsSolution warranty
- Cross-reference and revision assistance available
- Compatible with the broader Allen-Bradley automation ecosystem
Compatibility
When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Allen-Bradley equipment. Where applicable, confirm:
- Input/output voltage and current rating
- Communication protocol and network role
- Mounting form factor and footprint
- Operating temperature, humidity, and IP rating
- Required certifications (UL, CE, ATEX, marine, etc.)
Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.
Replacement Information
Three ways to source this part through PalmPartsSolution:
- Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
- Form-fit-function equivalent — alternate revision or build that drops in without code changes
- Engineered migration — current-generation Allen-Bradley platform with documented conversion notes
Contact our engineering team if you need help choosing between these tracks.
Technical Specifications
- Brand: Allen-Bradley
- Series: Bulletin 150 SMC-50
- Part Number: 150-S135NBD
- Rated Current: 135 A
- Motor Power Rating: 100 HP @ 460V AC
- Input Voltage: 200–480V AC, 3-phase
- Control Voltage: 100–240V AC
- Frequency: 50/60 Hz
- Enclosure Type: Open
- Bypass: Integrated
- Mounting Type: Panel Mount
- Condition: New
Applications
- Pumps and Compressors: Facilitates smooth startup, reducing surge currents and mechanical wear, crucial for longevity in fluid handling systems.
- HVAC Equipment: Optimizes the operation of large fans and air handling units, improving energy efficiency and reducing noise during startup.
- Material Handling Systems: Provides precise control for conveyors, hoists, and other material transport machinery, ensuring gentle handling and reduced impact.
- Large Industrial Fans: Manages the high inertia of large fans, preventing excessive current draw and stress on the motor and mechanical components.
- Control Panels for High-Capacity Motors: An essential component for integrating robust motor control into complex industrial automation systems.
Why Choose the 150-S135NBD?
The Allen-Bradley 150-S135NBD stands out as a premier choice for industrial motor control due to its blend of advanced technology, durable construction, and comprehensive feature set. Its SMC-50 intelligence ensures not just startup but optimized motor execution throughout its operation. The integrated bypass contactor is a critical differentiator, delivering measurable energy savings and reducing your operational expenditures over time. Furthermore, with its extensive motor protection capabilities, this soft starter acts as a vigilant guardian, protecting your valuable assets from various electrical faults and mechanical stresses. Choosing the 150-S135NBD means investing in reliability, efficiency, and the prolonged lifespan of your critical machinery. It's a strategic decision for any facility looking to enhance its motor control infrastructure and achieve greater operational stability.
Availability & Shipping
- ▸In stock: 150-S135NBD ready for immediate dispatch from our Florida warehouse.
- ▸Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
- ▸Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
- ▸Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
- ▸Buy with confidence: Every 150-S135NBD ships with a 1-Year PALM Parts warranty and a 30-day return window.
Frequently Asked Questions — Allen-Bradley
Machine down? We ship parts the same day.
New, surplus, and refurbished Allen-Bradley inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.
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Independent Supplier Notice
PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.
Product Condition & Firmware
All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.