ESB16-11N-01 ABB Modular Contactor 16A 2P 1NO+1NC 24V AC/DC Coil 1SBE111111R0111

The ESB16-11N-01 (1SBE111111R0111) is a 16A ABB modular contactor featuring 2-pole configuration with 1NO+1NC contacts and a versatile 24V AC/DC coil design. These modular contactors, also known as lighting contactors, heating contactors, or installation contactors, are essential switching devices engineered for reliable control of electrical loads in residential, commercial, and industrial installations.

This compact ABB modular contactor delivers exceptional performance for switching and controlling various electrical loads up to 16A. Its innovative AC/DC coil design eliminates operational hum, making it ideal for noise-sensitive environments. The slim 17.8mm width profile maximises panel space efficiency while providing robust switching capabilities for demanding applications.

Key Features

• Hum-Free AC/DC Coil: Universal 24V AC/DC coil operation eliminates annoying buzzing sounds, ensuring quiet operation in residential and office environments where noise pollution is a concern.
• Compact 16A Rating: Handles substantial loads up to 16A while occupying minimal panel space, allowing for high-density installations and cost-effective panel design.
• 2-Pole Configuration with 1NO+1NC Contacts: Versatile contact arrangement provides both normally open and normally closed circuits, enabling complex control sequences and safety interlocks in a single device.
• DIN Rail Mounting: Standard 35mm DIN rail compatibility ensures quick, secure installation and easy maintenance access in control panels and distribution boards.
• IP20 Protection: Finger-safe protection prevents accidental contact with live parts while maintaining easy wiring access for professional installation.
• Wide Temperature Range: Operates reliably from -25°C to +55°C, suitable for harsh industrial environments and outdoor installations with appropriate enclosure protection.
• 6mm² Cable Capacity: Accommodates substantial cable sizes for high-current applications while maintaining secure connections and reducing voltage drop.

Applications

This ABB modular contactor is extensively used for switching and controlling lighting circuits, heating systems, ventilation equipment, EV charging stations, motors, and pumps across residential, commercial, and industrial sectors. Its compact design makes it particularly suitable for building services applications including HVAC control panels, lighting control systems, and automated building management installations where space is at a premium and quiet operation is essential.

Standards and Sustainability

The ESB16-11N-01 carries UKCA, CE, and UL certifications, ensuring compliance with European and North American electrical safety standards. The IP20 protection rating provides appropriate safety levels for standard electrical panel installations.

Manufactured by ABB in Bulgaria with order code ESB16-11N-01 (alternate code: 1SBE111111R0111).

Frequently Asked Questions

What cable sizes can be connected to the ESB16-11N-01 modular contactor?

The ESB16-11N-01 can accommodate flexible cables up to 6mm² cross-sectional area, providing excellent capacity for high-current 16A applications while ensuring secure electrical connections and minimal voltage drop across the contacts.

What is the difference between AC and DC coil operation on this contactor?

This ABB modular contactor features a universal AC/DC coil design that operates on 24V regardless of whether you supply AC or DC voltage. This versatility eliminates the need to specify different part numbers for AC or DC control circuits, and the design inherently eliminates hum associated with traditional AC contactors.

What are the mounting dimensions for panel layout planning?

The ESB16-11N-01 measures 17.8mm wide × 85mm high × 64.8mm deep and mounts on standard 35mm DIN rail. The compact 17.8mm width allows multiple units to be installed in tight panel layouts, with the lightweight 0.14kg construction suitable for standard control panel mounting.

Can this contactor be used for motor control applications?

Yes, the ESB16-11N-01 is suitable for controlling motors and pumps up to 16A, though specific motor ratings depend on voltage and starting characteristics. The 1NO+1NC contact configuration provides both power switching and auxiliary contact functions needed for motor control circuits and safety interlocks.

Where can I buy ESB16-11N-01 ABB Modular Contactor 16A 2P 1NO+1NC 24V AC/DC Coil 1SBE111111R0111 in the UK?

CSE Distributors supplies the ESB16-11N-01 as an official ABB franchised distributor, with locations in Wooburn Green (South Bucks) and Southampton (Eastleigh). With over 50 years of family-run expertise and hundreds of positive reviews, CSE offers same-day dispatch, technical support, and genuine ABB products with full warranty.