ESB20-20N-06 ABB Modular Contactor 20A 2P NO 230V AC/DC Coil 1SBE121111R0620

The ESB20-20N-06 (1SBE121111R0620) is a 20A 2-pole modular contactor from ABB, designed for reliable switching and control applications with a 230V AC/DC coil. This modular contactor, also known as a lighting contactor, heating contactor, or installation contactor, delivers professional-grade performance for demanding electrical installations where dependable switching is essential.

This ABB modular contactor provides precise control for lighting, heating, ventilation systems, EV charging stations, motors and pumps. The innovative AC/DC coil design eliminates hum during operation, making it ideal for noise-sensitive environments while ensuring consistent switching performance across both AC and DC supply systems.

Key Features

• 20A Current Rating: Handles substantial electrical loads safely, making it suitable for commercial lighting circuits, heating systems, and motor control applications
• AC/DC Coil Technology: Operates silently without hum, eliminating noise issues in offices, hospitals, and residential installations while providing flexibility for both AC and DC control circuits
• Compact DIN Rail Design: Ultra-narrow 17.8mm width maximises panel space efficiency, allowing more devices in smaller enclosures while simplifying installation
• 2-Pole NO Configuration: Provides simultaneous switching of both live and neutral conductors for enhanced safety and compliance with wiring regulations
• Wide Operating Temperature Range: Functions reliably from -25°C to +55°C, suitable for both indoor and outdoor installations in challenging environments
• Flexible Cable Compatibility: Accommodates cables up to 6mm², reducing installation time and providing secure terminations for various conductor sizes
• IP20 Protection Rating: Prevents accidental contact with live parts while maintaining easy access for maintenance and wiring

Applications

This modular contactor is extensively used in building services installations for controlling lighting circuits, HVAC systems, and electrical heating. It's particularly suitable for commercial buildings, industrial facilities, and residential developments where remote switching of high-current loads is required. The contactor excels in applications such as street lighting control, car park lighting systems, heating control panels, ventilation fan switching, and EV charging station installations.

Standards and Sustainability

The ESB20-20N-06 carries UKCA, CE, and UL certifications, ensuring compliance with international safety standards and regulations. The IP20 rating provides appropriate protection for standard electrical panel installations.

Manufactured by ABB in Bulgaria, this modular contactor is available with order code ESB20-20N-06.

Frequently Asked Questions

What cable sizes can be connected to the ESB20-20N-06 modular contactor?

The ESB20-20N-06 accommodates flexible cables up to 6mm² maximum size, providing versatility for various installation requirements and ensuring secure terminations for both control and load circuits.

What loads can this 20A modular contactor switch?

This contactor is designed for switching and controlling lighting circuits, heating systems, ventilation equipment, EV charging stations, motors, and pumps. With its 20A rating and 2-pole configuration, it can handle substantial electrical loads up to 4.6kW at 230V.

What are the mounting dimensions for DIN rail installation?

The ESB20-20N-06 measures 85mm height, 17.8mm width, and 64.8mm depth, with a compact profile that maximises space efficiency in control panels. It mounts directly onto standard 35mm DIN rail.

How does the AC/DC coil differ from standard AC-only contactors?

The AC/DC coil design eliminates operational hum and provides greater flexibility by operating on both AC and DC control voltages. This reduces noise in sensitive environments and allows integration with various control systems without requiring separate DC power supplies.

Where can I buy ESB20-20N-06 ABB Modular Contactor 20A 2P NO 230V AC/DC Coil 1SBE121111R0620 in the UK?

CSE Distributors is an official ABB franchised distributor with locations in Wooburn Green and Southampton. As a trusted supplier with over 50 years of experience and hundreds of positive reviews, CSE provides genuine ABB products with full warranty and expert technical support.