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Allen Bradley

Allen Bradley 156-B25CB2 Solid State Contactor - 25A, 48-660V AC

Allen Bradley 156-B25CB2 Dual-Phase Solid State Contactor

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ManufacturerAllen Bradley

Part number156-B25CB2

Current Rating 25A

Line Voltage 48-660V AC

Control Voltage 5-24V DC

Phase Type Dual Phase

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12-month warranty

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Worldwide delivery

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Veteran-owned

CAGE: 9NK75

No moving parts Zero cross switching Minimizes electrical noise Compact design Durable Reduced maintenance

Product description

The Allen-Bradley 156-B25CB2 is a dual-phase solid-state contactor designed for reliable and efficient power switching. It features a 25 Amp rating and a broad line voltage capability of 48-660V AC. The control voltage operates on a 5-24V DC signal, providing precise control for industrial applications. This solid-state device eliminates mechanical wear, ensuring longevity and reduced maintenance needs.

This contactor is ideal for a variety of industrial automation tasks, including motor control in manufacturing facilities, HVAC systems, and process control applications. Its zero-cross switching technology minimizes electrical noise, protecting connected loads and extending their operational life. The compact design facilitates easy integration into existing control panels.

Stanlo Automation, your veteran-owned source for industrial surplus, offers the Allen-Bradley 156-B25CB2. By choosing Stanlo, you ensure access to quality components and dependable service. Contact us to procure this essential part and keep your operations running smoothly.

Technical specifications

Current Rating	25A
Line Voltage	48-660V AC
Control Voltage	5-24V DC
Phase Type	Dual Phase
Switching	Zero Cross Switching
Enclosure Type	Open

Common applications

Industrial automation

HVAC systems

Process control

Motor control

Manufacturing

Load switching

Compatible systems

Compatible with dual-phase AC loads and 5-24V DC control systems

Also known as

156-B25CB2 SSC Allen-Bradley 25A Contactor

Replaces / compatible with

The Allen-Bradley 156-B25CB2 is a discontinued part, with the 156-C2P25NCD noted as a replacement. It can also be used to replace older mechanical contactors.

Technical note

Expert tip

While the 156-B25CB2 is discontinued, it offers features like zero-cross switching that are beneficial for many industrial applications.

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Frequently asked questions

What is the benefit of zero cross switching in the 156-B25CB2?

Zero cross switching in the 156-B25CB2 minimizes electrical noise and transients when switching AC loads, which helps to extend the lifespan of both the contactor and the connected equipment.