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Allen Bradley 156-B20AB1 Solid State Contactor - 20A, 24-230V AC

Allen Bradley 156-B20AB1 Single-Phase Solid State Contactor

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide πŸŽ– Veteran-Owned
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ManufacturerAllen Bradley
Part number156-B20AB1
Current Rating 20 Amperes
Line Voltage 24-230V AC
Control Voltage 5-24 V DC
Phase Type Single Phase
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12-month warranty
All units tested
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Same-day dispatch
Order by 2pm CST
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Worldwide delivery
US, EU, Asia, Middle East
πŸŽ–
Veteran-owned
CAGE: 9NK75
No moving parts Reduced maintenance Silent operation Zero cross switching (implied by solid state) Durable Compact design

The Allen-Bradley 156-B20AB1 is a standard solid-state contactor designed for reliable switching of loads without moving parts. It features a 20 Amp current rating and operates with a line voltage of 24-230V AC, controlled by a 5-24V DC signal. This single-phase unit is built for durability and reduced maintenance compared to traditional electromechanical contactors.

Solid-state contactors like the 156-B20AB1 are crucial in industrial automation for controlling motors, heaters, and other electrical loads. Their lack of physical contacts minimizes wear and electrical noise, making them suitable for high-cycle applications and environments where reliability is paramount. Industries such as manufacturing, HVAC, and process control benefit from their silent operation and long lifespan.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Allen-Bradley 156-B20AB1. By sourcing through us, you gain access to quality surplus components that can keep your operations running efficiently. We are committed to providing dependable parts and excellent service to meet your industrial automation needs.

Current Rating20 Amperes
Line Voltage24-230V AC
Control Voltage5-24 V DC
Phase TypeSingle Phase
Product TypeStandard Solid State Contactor
Motor control
Heater control
Industrial automation
HVAC systems
Process control
Load switching
Compatible with single-phase AC loads and 5-24V DC control systems
156-B20AB1 SSC Allen-Bradley Solid State Relay
This solid-state contactor can replace older electromechanical contactors in applications requiring reliable, low-maintenance switching.
Expert tip
The 156-B20AB1 features integrated varistor protection for enhanced surge suppression in the control circuit.
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What are the advantages of using a solid-state contactor like the 156-B20AB1?
Solid-state contactors like the 156-B20AB1 offer advantages such as no moving parts, which leads to reduced wear, increased lifespan, and lower maintenance costs compared to mechanical contactors. They also provide silent operation and minimize electrical noise.