Allen-Bradley 150-SB4NBD

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Allen-Bradley 150-SB4NBD SMC-50 Smart Motor Controller

Overview

The Allen-Bradley 150-SB4NBD is a solid-state SMC-50 smart motor controller built for both standard and demanding motor control tasks. This unit features dual ratings for line and delta setups—180A line/311A delta for normal use and 140A line/242A delta for heavy use. Operating on a 200–480V AC input, the 150-SB4NBD is an effective solution for industrial environments requiring compact, efficient, and intelligent motor initiation performance.

Technical Specifications

Brand: Allen-Bradley
Series: Bulletin 150 SMC-50
Part Number: 150-SB4NBD
Line Current Rating: 180 A (Normal Duty) / 140 A (Heavy Duty)
Delta Current Rating: 311 A (Normal Duty) / 242 A (Heavy Duty)
Input Voltage: 200–480V AC, 3-phase
Control Voltage: 100–240V AC
Frequency: 50/60 Hz
Enclosure Type: Open
Mounting Type: Panel Mount
Condition: New

Key Features

Dual rating: Line and Delta current capacity
Smart soft-start and soft-stop functionality
Integrated motor protection (overload, phase loss, stall)
Adaptive control and energy efficiency features
Designed for both normal and heavy-duty applications
UL, CSA, and CE compliant for global use

Applications

High-capacity pumps and HVAC fans
Compressors and mixers
Heavy-load industrial conveyor systems
OEM control panels
Energy-optimized process equipment

Shipping & Availability

The 150-SB4NBD is available and ready for fast international shipping.

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1-Year Warranty Coverage Every new product purchased from PLCVERSE includes a full 1-year warranty. We stand behind the quality and durability of our automation components, providing protection against manufacturing defects under normal use. Our commitment is to ensure you receive dependable, high-performance parts with complete peace of mind.

PLCVERSE is an independent seller of industrial automation equipment. We are not an authorized distributor, partner, or representative of any of the manufacturers featured on this website. All brand names, trademarks, and logos remain the property of their respective owners. PLCVERSE has no association or endorsement from ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other brands mentioned.