VAT:
Quotes
  • 0
    • Electrical4less Logo
    0
    Electrical4less Reviews 4.9 Based on 1452 reviews
    UK Mainland Free Delivery £75 + VAT
    30 Day Return Policy
    Next Day Delivery Cut Off Time 3PM*

    Modular Contactors

    Contactors, including modular contactors, play a crucial role in electrical systems by providing reliable and efficient circuit control. This category offers a wide range of contactors, such as 2-pole, 4-pole, NO (Normally Open), NC (Normally Closed), NO/NC Combined, and 24V voltage options. With trusted brands like Hager, Live Electrical, FuseBox, and WCED, these products ensure quality and reliability for all applications.

    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)

    Live Electrical MAC2P32 Live Electrical MAC2P32 32A Modular AC Contactor 2 Pole NO 1Live Electrical MAC2P32 Live Electrical MAC2P32 32A Modular AC Contactor 2 Pole NO 2

    Live Electrical MAC2P32 – 2 Pole 32A 2NO 230V AC Modular Contactor
    9 in stock
    More available within 1 - 2 working days *
    SKU: MAC2P32
    £9.79
    WCED WAC2P20/24 2 Pole 20A 24V Normally Open AC Contactor

    WCED WAC2P20/24 – 2 Pole 20A 2NO 24V AC Modular Contactor
    Delivery usually within 1 - 3 working days *
    SKU: WAC2P20/24
    Quantity Discount
    Quantity Price
    3+ £13.16
    5+ £12.83
    10+ £12.49
    20+ £12.15
    £13.50
    Live Electrical MAC2P25 Live Electrical MAC2P25 25A Modular AC Contactor 2 Pole NO 1Live Electrical MAC2P25 Live Electrical MAC2P25 25A Modular AC Contactor 2 Pole NO 2

    Live Electrical MAC2P25 – 2 Pole 25A 2NO 230V AC Modular Contactor
    2 in stock
    More available within 1 - 2 working days *
    SKU: MAC2P25
    £6.24
    WCED WAC2P32/1M 2 Pole 32A NO Normally Open AC Modular Contactor - 1 Module

    WCED WAC2P32/1M – 2 Pole 32A 2NO 230V AC 1-Module Modular Contactor
    Delivery usually within 1 - 3 working days *
    SKU: WAC2P32/1M
    Quantity Discount
    Quantity Price
    3+ £10.17
    5+ £9.91
    10+ £9.65
    20+ £9.39
    £10.43
    WCED 2 Pole 20A 24V NC Normally Closed AC Modular Contactor

    WCED WAC2P20NC/24 – 2 Pole 20A 2NC 24V AC Modular Contactor
    Delivery usually within 1 - 3 working days *
    SKU: WAC2P20NC/24
    Quantity Discount
    Quantity Price
    3+ £13.16
    5+ £12.83
    10+ £12.49
    20+ £12.15
    £13.50
    Live Electrical MAC2P20 Live Electrical MAC2P20 20A Modular AC Contactor 2 Pole NO 1

    Live Electrical MAC2P20 – 2 Pole 20A 2NO 230V AC Modular Contactor
    3 in stock
    More available within 1 - 2 working days *
    SKU: MAC2P20
    £6.24
    WCED WAC2P20CO WCED WAC2P20CO 2 Pole 20A Normally Open and Closed AC Modular Contactor

    WCED WAC2P20CO – 2 Pole 20A 1NO 1NC 230V AC Modular Contactor
    Delivery usually within 1 - 3 working days *
    SKU: WAC2P20CO
    Quantity Discount
    Quantity Price
    3+ £10.17
    5+ £9.91
    10+ £9.65
    20+ £9.39
    £10.43
    WCED WAC4P40NC WCED WAC4P40NC 4 Pole 40A Normally Closed AC Contactor 1

    WCED WAC4P40NC – 4 Pole 40A 4NC 230V AC Modular Contactor
    Delivery usually within 1 - 3 working days *
    SKU: WAC4P40NC
    Quantity Discount
    Quantity Price
    3+ £13.16
    5+ £12.83
    10+ £12.49
    20+ £12.15
    £13.50
    WCED WAC4P100 WCED 4 Pole 100A 4NO AC Contactor 1

    WCED WAC4P100 – 4 Pole 100A 4NO 230V AC Modular Contactor
    Delivery usually within 1 - 3 working days *
    SKU: WAC4P100
    Quantity Discount
    Quantity Price
    3+ £30.57
    5+ £29.78
    10+ £29.00
    20+ £28.22
    £31.35
    FuseBox INC202 20A 230V 2 Pole NO Normally Open AC Modular Contactor

    FuseBox INC202 – 2 Pole 20A 2NO 230V AC Modular Contactor
    8 in stock
    More available within 2 - 3 working days *
    SKU: INC202
    £6.50
    WCED 4 Pole 230/400V 40A NO Normally Open AC Modular Contactor

    WCED WAC4P40 – 4 Pole 40A 4NO 230V AC Modular Contactor
    Delivery usually within 1 - 3 working days *
    SKU: WAC4P40
    Quantity Discount
    Quantity Price
    3+ £14.62
    5+ £14.24
    10+ £13.87
    20+ £13.49
    £14.99
    WCED WAC4P32NC 4 Pole 32A Normally Closed AC Modular Contactor

    WCED WAC4P32NC 4 Pole 32A Normally Closed AC Modular Contactor
    Delivery usually within 1 - 3 working days *
    SKU: WAC4P32NC
    Quantity Discount
    Quantity Price
    3+ £13.16
    5+ £12.83
    10+ £12.49
    20+ £12.15
    £13.50
    WCED 2 Pole 230V 25A NO Normally Open AC Modular Contactor

    WCED WAC2P25 – 2 Pole 25A 2NO 230V AC Modular Contactor
    7 in stock
    More available within 1 - 3 working days *
    SKU: WAC2P25
    Quantity Discount
    Quantity Price
    3+ £5.84
    5+ £5.69
    10+ £5.54
    20+ £5.39
    £5.99
    WCED WAC2P63 WCED 2 Pole 63A 2NO AC Contactor

    WCED WAC2P63 – 2 Pole 63A 2NO 230V AC Modular Contactor
    5 in stock
    More available within 1 - 3 working days *
    SKU: WAC2P63
    Quantity Discount
    Quantity Price
    3+ £10.17
    5+ £9.91
    10+ £9.65
    20+ £9.39
    £10.43
    WCED 4 Pole 125A 230V/400V NO Normally Open AC Modular Contactor

    WCED WAC4P125 – 4 Pole 125A 4NO 230V AC Modular Contactor
    1 in stock
    More available within 1 - 3 working days *
    SKU: WAC4P125
    Quantity Discount
    Quantity Price
    3+ £48.74
    5+ £47.49
    10+ £46.24
    20+ £44.99
    £49.99
    WCED WAC2P125 WCED 2 Pole 125A 2NO AC Contactor

    WCED WAC2P125 – 2 Pole 125A 2NO 230V AC Modular Contactor
    3 in stock
    More available within 1 - 3 working days *
    SKU: WAC2P125
    Quantity Discount
    Quantity Price
    3+ £29.84
    5+ £29.07
    10+ £28.31
    20+ £27.54
    £30.60
    Live Electrical MAC4P63 Live Electrical MAC4P63 63A Modular AC Contactor 4 Pole NO 1

    Live Electrical MAC4P63 – 4 Pole 63A 4NO 230V AC Modular Contactor
    Delivery usually within 1 - 2 working days *
    SKU: MAC4P63
    £18.99
    WCED 2 Pole 230V 20A NO Normally Open AC Modular Contactor

    WCED WAC2P20 – 2 Pole 20A 2NO 230V AC Modular Contactor
    2 in stock
    More available within 1 - 3 working days *
    SKU: WAC2P20
    Quantity Discount
    Quantity Price
    3+ £5.84
    5+ £5.69
    10+ £5.54
    20+ £5.39
    £5.99
    Live Electrical MAC2P63 Live Electrical MAC2P63 63A Modular AC Contractor 2 Pole NO 1

    Live Electrical MAC2P63 – 2 Pole 63A 2NO 230V AC Modular Contactor
    5 in stock
    More available within 1 - 2 working days *
    SKU: MAC2P63
    £9.79
    WCED WAC2P32 WCED 2 Pole 32A 2NO AC Contactor

    WCED WAC2P32 – 2 Pole 32A 2NO 230V AC Modular Contactor
    Delivery usually within 1 - 3 working days *
    SKU: WAC2P32
    Quantity Discount
    Quantity Price
    3+ £5.84
    5+ £5.69
    10+ £5.54
    20+ £5.39
    £5.99
    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.






    © 2026 Electrical4less
    We accept Visa We accept Mastercard We accept Maestro We accept PayPal We use Amazon Pay We use Apple Pay We use Google Pay
    Next Day Delivery

    Cut-Off Time and Order Information
    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 £150 + VAT (double our standard carriage-paid order value of £75 + 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!

    In Stock Delivery Policy

    Free Next-Day Delivery Over £75 + VAT:
    Orders above £75 + VAT qualify for free next-day delivery via DPD for in-stock items. While we strive for timely dispatch, we recommend placing orders early to avoid potential delays. Once dispatched, unexpected issues may arise despite the courier’s efforts.

    Orders Below £150 + VAT:
    To keep costs manageable, we dispatch your order once all items are ready, including products with longer lead times.

    Need items faster? You can pay for an additional delivery service to receive in-stock items sooner. Simply email us with your order details, and we’ll send you a payment link for the extra delivery cost.

    Orders Above £150 + VAT:
    For larger orders, we can split delivery at no extra cost. In-stock items will be sent immediately, with the remaining items dispatched once available.

    Backorder Delivery Policy

    Items with Lead Times (e.g., 1–3 Working Days):
    This means we need to source the product from our supplier before sending it to you. The estimated dispatch time is displayed on each product page.

    Out of Stock at Supplier:
    If an item is unavailable at the supplier, we will contact you promptly. You’ll have the option to choose an alternative product or request a full refund.

    Didn't find what you're looking for?

    No problem — message us directly on WhatsApp and we’ll help you out.

    We usually respond within minutes during working hours.

    Cookie Preferences
    Our website uses cookies and by using the site you agree to this. To find out more about how we use cookies please view our Privacy Policy.