ESB40-40N-01 ABB Modular Contactor 40A 4P NO 24V AC/DC Coil 1SAE341111R0140

The ESB40-40N-01 (1SAE341111R0140) is ABB's premium 40A modular contactor featuring 4-pole normally open configuration with a 24V AC/DC coil, designed for reliable switching and control applications. Modular contactors, also known as lighting contactors, heating contactors, or installation contactors, are essential components for automated switching in commercial and industrial installations.

This ABB modular contactor delivers exceptional performance for switching and controlling lighting circuits, heating systems, ventilation equipment, EV charging stations, motors, and pumps. The innovative AC/DC coil design eliminates operational hum, making it ideal for noise-sensitive environments while providing versatile power supply compatibility.

Key Features

• Hum-Free AC/DC Coil Technology: Advanced coil design eliminates operational noise, crucial for installations in offices, schools, and residential areas where quiet operation is essential
• 40A Current Rating with 4-Pole Configuration: Handles substantial electrical loads up to 40 amps across four poles, perfect for three-phase systems with neutral switching
• DIN Rail Mounting Capability: Compact 54mm width design fits standard DIN rails, streamlining panel installation and maintenance in control cabinets
• Flexible Cable Compatibility: Accommodates cables up to 16mm², providing excellent termination flexibility for various wire gauges and installation requirements
• Wide Operating Temperature Range: Functions reliably from -25°C to +55°C, suitable for challenging environmental conditions in industrial and outdoor applications
• Compact Lightweight Design: At just 0.41kg and 85mm height, maximizes space efficiency in control panels while maintaining robust construction
• IP20 Protection Rating: Provides appropriate protection against finger contact and solid objects larger than 12mm for standard electrical enclosure applications

Applications

The ESB40-40N-01 modular contactor excels in commercial building automation, industrial control systems, and infrastructure applications. Typical installations include lighting control systems in offices and warehouses, HVAC equipment switching, electric vehicle charging infrastructure, motor control for pumps and fans, and heating system automation. The 24V coil voltage makes it particularly suitable for low-voltage control circuits commonly found in building management systems and PLC-controlled automation applications.

Standards and Sustainability

This modular contactor meets stringent international standards with UKCA, CE, and UL certifications, ensuring compliance with European and North American electrical safety requirements. The IP20 protection rating confirms suitability for standard electrical panel installations.

Manufactured by ABB in Germany, order code ESB40-40N-01.

Frequently Asked Questions

What cable sizes can I connect to the ESB40-40N-01 modular contactor?

The ESB40-40N-01 accepts flexible cables up to 16mm² maximum size, providing excellent compatibility with standard industrial and commercial wiring. This cable capacity suits the 40A current rating and accommodates most installation requirements for lighting, heating, and motor control circuits.

Can this ABB modular contactor be used with both AC and DC control circuits?

Yes, the ESB40-40N-01 features a universal 24V AC/DC coil that works with both alternating and direct current control supplies. This versatility eliminates the need to specify separate AC or DC versions and provides flexibility when integrating with different control systems, PLCs, or building automation equipment.

What are the mounting dimensions for DIN rail installation?

The ESB40-40N-01 measures 54mm wide, 85mm high, and 64.8mm deep, designed for standard 35mm DIN rail mounting. At 0.41kg weight, it requires minimal support and allows multiple units to be mounted side-by-side in control panels with efficient space utilization.

What makes this modular contactor suitable for noise-sensitive environments?

The ESB40-40N-01 incorporates ABB's hum-free coil technology that eliminates the characteristic buzzing noise associated with traditional AC contactors. This makes it ideal for installations in offices, schools, hospitals, and residential areas where quiet operation is essential for occupant comfort.

Where can I buy ESB40-40N-01 ABB Modular Contactor 40A 4P NO 24V AC/DC Coil 1SAE341111R0140 in the UK?

CSE Distributors is an official franchised ABB distributor with locations in Wooburn Green and Southampton, offering genuine products with full warranty. As a family-run business with over 50 years' experience and hundreds of positive reviews, CSE provides expert technical support and same-day dispatch nationwide.