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    Modular Contactors

    230V AC Coil

    230V AC Coil (78)

    24V AC Coil

    24V AC Coil (12)

    24V DC Coil

    24V DC Coil (11)

    12V DC Coil

    12V DC Coil (3)

    FuseBox INC634 63A 4 Pole 230V NO Normally Open AC Modular Contactor

    FuseBox INC634 – 4 Pole 63A 4NO 230V AC Modular Contactor
    7 In Stock
    More available within 2 - 3 working days*
    SKU: INC634
    £15.50
    WCED 4 Pole 25A 24V NO Normally Open AC Modular Contactor

    WCED WAC4P25/24 – 4 Pole 25A 4NO 24V AC Modular Contactor
    10 In Stock
    More available within 1 - 3 working days*
    SKU: WAC4P25/24
    Quantity Discount
    Quantity Price
    1 - 2 £14.16
    3+ £13.81
    5+ £13.45
    10+ £13.10
    20+ £12.74
    £14.16
    Live Electrical MDAC4P63/24V 4 Pole 63A 4NO AC Contactor/24V DC Coil

    Live Electrical MDAC4P63/24V – 4 Pole 63A 4NO 24V DC Coil Modular Contactor
    Delivery usually within 1 - 3 working days*
    SKU: MDAC4P63/24V
    £18.20
    Switchtec SMC-2520-24VDC 25A Contactor

    Switchtec SMC-2520-24VDC 25A Contactor – 2NO 24V DC Coil
    Delivery usually within 1 - 3 working days*
    SKU: SMC-2520-24VDC
    £14.56
    WCED 4 Pole 230/400V 25A NO Normally Open AC Modular Contactor

    WCED WAC4P25 – 4 Pole 25A 4NO 230V AC Modular Contactor
    4 In Stock
    More available within 1 - 3 working days*
    SKU: WAC4P25
    Quantity Discount
    Quantity Price
    1 - 2 £10.95
    3+ £10.68
    5+ £10.40
    10+ £10.13
    20+ £9.85
    £10.95
    WCED 4 Pole 40A 24V NC Normally Closed AC Modular Contactor

    WCED WAC4P40NC/24 – 4 Pole 40A 4NC 24V AC Modular Contactor
    1 In Stock
    More available within 1 - 3 working days*
    SKU: WAC4P40NC/24
    Quantity Discount
    Quantity Price
    1 - 2 £14.16
    3+ £13.81
    5+ £13.45
    10+ £13.10
    20+ £12.74
    £14.16
    FuseBox INC254 4 Pole 25A 230V NO Normally Open AC Modular Contactor

    FuseBox INC254 – 4 Pole 25A 4NO 230V AC Modular Contactor
    3 In Stock
    More available within 2 - 3 working days*
    SKU: INC254
    £11.55
    Live Electrical MDAC2P20/24V 2 Pole 20A 2NO AC Contactor/24V DC Coil

    Live Electrical MDAC2P20/24V – 2 Pole 20A 2NO 24V DC Coil Modular Contactor
    Delivery usually within 1 - 3 working days*
    SKU: MDAC2P20/24V
    £19.60
    Garo 4 Pole 40A NO AC-DC Contactor

    Garo GK40-4NO – 4 Pole 40A 4NO 230V AC / 220V DC Modular Contactor
    1 In Stock
    More available within 1 - 3 working days*
    SKU: GK40-4NO
    £45.29
    WCED WAC2P40 WCED 2 Pole 40A 2NO AC Contactor

    WCED WAC2P40 – 2 Pole 40A 2NO 230V AC Modular Contactor
    6 In Stock
    More available within 1 - 3 working days*
    SKU: WAC2P40
    Quantity Discount
    Quantity Price
    1 - 2 £10.95
    3+ £10.68
    5+ £10.40
    10+ £10.13
    20+ £9.85
    £10.95
    WCED 4 Pole 63A 24V NC Normally Closed AC Modular Contactor

    WCED WAC4P63NC/24 – 4 Pole 63A 4NC 24V AC Modular Contactor
    2 In Stock
    More available within 1 - 3 working days*
    SKU: WAC4P63NC/24
    Quantity Discount
    Quantity Price
    1 - 2 £14.16
    3+ £13.81
    5+ £13.45
    10+ £13.10
    20+ £12.74
    £14.16
    Live Electrical MDAC4P32/24V 4 Pole 32A 4NO AC Contactor/24V DC Coil

    Live Electrical MDAC4P32/24V – 4 Pole 32A 4NO 24V DC Coil Modular Contactor
    Delivery usually within 1 - 3 working days*
    SKU: MDAC4P32/24V
    £18.38
    Switchtec SMC-2540-240 25A Contactor

    Switchtec SMC-2540-240 25A Contactor – 4NO 240V AC Coil
    6 In Stock
    More available within 1 - 3 working days*
    SKU: SMC-2540-240
    £16.34
    Live Electrical MDAC2P63/12V 2 Pole 63A 2NO AC Contactor/12V DC Coil

    Live Electrical MDAC2P63/12V 2 Pole 63A 2NO AC Contactor/12V DC Coil
    Out of Stock
    This item cannot be back-ordered
    SKU: MDAC2P63/12V
    £13.55
    Read more
    Live Electrical MDAC2P40/24V 2 Pole 40A 2NO AC Contactor/24V DC Coil

    Live Electrical MDAC2P40/24V 2 Pole 40A 2NO AC Contactor/24V DC Coil
    Delivery usually within 1 - 3 working days*
    SKU: MDAC2P40/24V
    £14.10
    Live Electrical MDAC4P63/12V 4 Pole 63A 4NO AC Contactor/12V DC Coil

    Live Electrical MDAC4P63/12V 4 Pole 63A 4NO AC Contactor/12V DC Coil
    Delivery usually within 1 - 3 working days*
    SKU: MDAC4P63/12V
    £14.10
    Switchtec SMC-2520-24VAC 25A Contactor

    Switchtec SMC-2520-24VAC 25A Contactor – 2NO 24V AC Coil
    1 In Stock
    More available within 1 - 3 working days*
    SKU: SMC-2520-24VAC
    £9.18
    Garo 4 Pole 24A NO AC-DC Contactor

    Garo GK24-4NO – 4 Pole 24A 4NO 230V AC / 220V DC Modular Contactor
    3 In Stock
    More available within 1 - 3 working days*
    SKU: GK24-4NO
    £18.97
    Switchtec SMC-2502-240 25A Contactor

    Switchtec SMC-2502-240 25A Contactor – 2NC 240V AC Coil
    2 In Stock
    More available within 1 - 3 working days*
    SKU: SMC-2502-240
    £9.18
    Switchtec SMC-6320-240 63A Contactor

    Switchtec SMC-6320-240 63A Contactor – 2NO 240V AC Coil
    3 In Stock
    More available within 1 - 3 working days*
    SKU: SMC-6320-240
    £21.20
    How Contactors Work – Technical Overview

    Contactors operate through electromagnetic principles, enabling precise control of electrical power. Here’s how they function:

    1. Electromagnetic Coil Activation:
      When a control circuit energizes the coil, it creates a magnetic field. As a result, this field pulls the armature (a moving component) toward the coil.
    2. Contact Operation:
      The armature’s movement closes the main contacts (for NO configurations) or opens them (for NC configurations). This process allows the power circuit to switch on or off effectively.
    3. Load Switching:
      The contacts, made from durable materials like silver alloys, handle high electrical loads without excessive wear. To prevent damage, many contactors include arc suppression systems, which protect the contacts and improve durability.
    4. Spring Mechanism Reset:
      Once the coil is de-energised, a spring pushes the armature back into its default position. This action ensures that the contacts return to their original state.
    5. Auxiliary Contacts:
      Auxiliary contacts provide additional functionality, such as signaling or feedback to control systems. These features allow seamless integration with automation setups.
    Advanced Features of Contactors
    • High Switching Capacity: They can handle both resistive and inductive loads effectively.
    • Modular Design: Their compact structure allows easy installation on DIN rails.
    • Silent Operation: Low-noise options make them suitable for residential and office use.
    • Thermal Protection: They are often paired with overload relays to safeguard circuits from overheating.
    • Long-Lasting Performance: Built to perform millions of operations under rated conditions.
    Usage in Electrical Installations

    Contactors are essential for controlling:

    • Lighting Systems: Manage high-wattage lights in commercial and residential setups.
    • Heating and Ventilation: Optimise the operation of heating elements and fans.
    • Motors and Pumps: Enable efficient control of motors and reverse operations.
    • Automation Systems: Work seamlessly with sensors and building management systems.
    • Energy Management: Support smart load-shedding and efficient energy distribution.
    Compliance with Standards

    All contactors in this category comply with BS 7671: Requirements for Electrical Installations (IET Wiring Regulations). These products also adhere to IEC and EN standards, ensuring safety and reliability across various environments. Moreover, these contactors meet stringent British standards for thermal performance, overcurrent protection, and system integration.

    Key Features:
    • Wide Range: Includes 2-pole, 4-pole, NO, NC, NO/NC combined, and 24V variants.
    • Durable Design: Built to withstand heavy loads and frequent switching.
    • Compact and Modular: Space-saving form factor for effortless panel integration.
    • Trusted Brands: Hager, Live Electrical, FuseBox, and WCED.
    • Standards Compliance: Fully certified to meet BS 7671 and international regulations.
    Applications
    1. Residential:
      Control lighting, heating, and small pumps with precision.
    2. Commercial:
      Automate HVAC systems, lighting setups, and ventilation systems.
    3. Industrial:
      Manage motors, conveyors, and large machinery in production environments.
    Why Choose Contactors from This Range?

    These contactors provide reliable solutions for demanding electrical installations. With superior switching technology, modular construction, and compliance with British standards, they ensure efficiency and safety. Explore our collection to find the perfect fit for your project.






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    To ensure your order qualifies for next day delivery, please place your order by 3:00 PM. This is subject to all items being available on the shelf at the time of your order. For orders where the total value exceeds £200 + VAT (double our standard carriage-paid order value of £100 + VAT), we are happy to split the delivery into two shipments if some items are needed urgently and others are not immediately available. If you have any questions or need further assistance, feel free to reach out to us via WhatsApp for live support. We’re here to help!

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