Junction Boxes

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Junction Boxes


For tradespeople and DIY electricians alike a junction box is often an essential component, and you need to be sure the junction boxes you require for your electrical project are secure and long lasting. That's why we stock junction boxes with up to 10 terminals from trusted manufacturers that will deliver the performance you need. Shop our selection today!

Electrical Junction Boxes Weatherproof Junction Boxes Line Boxes Junction Box Wirings Enclosure Boxes
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  Manufacturer Part No Order Code Manufacturer / Description
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K238
K238 - Mini Junction Box, 20A 4 Terminal White

PL10016

PRO ELEC - Mini Junction Box, 20A 4 Terminal White

• Manufactured to BS 6220 • 57mm diameter • Suitable for cable up to 2.50mm • 20A rated • 4 terminal

2,650 in stock

+ Check Stock & Lead Times

2,650 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

More stock available week commencing 19/02/18

Each

1+ £1.28 (£1.54) 5+ £1.18 (£1.42)

Add
Min: 1 Mult: 1
4 20A Pro-Elec Moulded Junction Box
K828
K828 - Junction Box, 30A 3 Terminal

PL09229

PRO ELEC - Junction Box, 30A 3 Terminal

A 3 terminal mains electrical junction box.

1,719 in stock

+ Check Stock & Lead Times

1,719 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

  • 1,260 will be available for delivery on Feb 21, 2018
  • Each

    1+ £1.40 (£1.68) 5+ £1.31 (£1.57) 10+ £1.15 (£1.38) 20+ £1.12 (£1.34)

    Add
    Min: 1 Mult: 1
    - 30A Pro-Elec Moulded Junction Box
    K826
    K826 - Junction Box, 20A 4 Terminal

    PL09228

    PRO ELEC - Junction Box, 20A 4 Terminal

    A 4-terminal mains electrical junction box.

    1,659 in stock

    + Check Stock & Lead Times

    1,659 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

    More stock available week commencing 19/02/18

    Each

    1+ £1.44 (£1.73) 5+ £1.25 (£1.50) 10+ £1.14 (£1.37) 20+ £1.08 (£1.30)

    Add
    Min: 1 Mult: 1
    - 20A Pro-Elec Moulded Junction Box
    CHOCBOX
    CHOCBOX - Chocbox Junction Box - 90x50x30mm

    EN82185

    CHOCBOX - Chocbox Junction Box - 90x50x30mm

    The Chocbox is a safe and simple enclosure to protect and insulate electrical connections. The Chocbox can be used as a cover, a junction box or in-line connector. • Designed to meet the requirements of the IEE regulations • Supplied with 2 cable clamps an...

    1,458 in stock

    + Check Stock & Lead Times

    1,458 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

    More stock available week commencing 11/12/17

    Each

    1+ £1.04 (£1.25) 10+ £0.99 (£1.19) 50+ £0.94 (£1.13) 100+ £0.87 (£1.04)

    Add
    Min: 1 Mult: 1
    - - -
    K825
    K825 - Junction Box, 5A 4 Terminal

    PL09227

    PRO ELEC - Junction Box, 5A 4 Terminal

    A 4-terminal mains electrical junction box.

    1,309 in stock

    + Check Stock & Lead Times

    1,309 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

    More stock available week commencing 19/02/18

    Each

    1+ £1.17 (£1.40) 5+ £1.10 (£1.32) 10+ £1.06 (£1.27) 20+ £0.94 (£1.13)

    Add
    Min: 1 Mult: 1
    - 5A Pro-Elec Moulded Junction Box
    CON-BLOCK 1
    CON-BLOCK 1 - In-Line Connector Box

    EN82659

    PRO ELEC - In-Line Connector Box

    The Con-Block is a safe and simple enclosure to protect and insulate electrical connections. The Con-Block can be used as a junction box or in-line connector. • Designed to meet the requirements of the IEE regulations • Supplied with 2 cable clamps and mou...

    1,305 in stock

    + Check Stock & Lead Times

    1,305 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

    More stock available week commencing 04/12/17

    Each

    1+ £0.69 (£0.83) 10+ £0.66 (£0.79) 50+ £0.61 (£0.73) 100+ £0.58 (£0.70) 250+ £0.53 (£0.64)

    Add
    Min: 1 Mult: 1
    2 30A -
    K238B
    K238B - Mini Junction Box, 20A 4 Terminal Brown

    PL10017

    PRO ELEC - Mini Junction Box, 20A 4 Terminal Brown

    • Manufactured to BS 6220 • 57mm diameter • Suitable for cable up to 2.50mm • 20A rated • 4 terminal

    1,072 in stock

    + Check Stock & Lead Times

    1,072 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

    More stock available week commencing 19/02/18

    Each

    1+ £1.27 (£1.52) 5+ £1.19 (£1.43)

    Add
    Min: 1 Mult: 1
    4 20A Pro-Elec Moulded Junction Box
    DEKSB-002
    DEKSB-002 - DEBOX In-Line Connector Box with 4 way Terminal Block

    EN84139

    HYLEC - DEBOX In-Line Connector Box with 4 way Terminal Block

    In-Line connector box, complete with 4-Pole VDE approved terminal block. • Completely tool-free assembly • External hand removable lugs for mounting • Supplied with buuterfly clip for locking • Supplied with spare butterfly clip • Cable retention achieved ...

    834 in stock

    + Check Stock & Lead Times

    834 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

    More stock available week commencing 04/12/17

    Each

    1+ £0.95 (£1.14) 5+ £0.92 (£1.10) 10+ £0.86 (£1.03)

    Add
    Min: 1 Mult: 1
    4 24A Hylec IP20 Debox
    HTCB+
    HTCB+ - Terminal Strip, 15A 250 V ac

    CB15725

    HELLERMANNTYTON - Terminal Strip, 15A 250 V ac

    • Thermo plastic polypropylene enclosure • Contents include: • 1x connector box enclosure • 2x cable restraints • 4x screws 12.5mm x 3mm (for cable restraints • 2x screws 19.5mm x 3mm (for box lid) • Dimensions: 108x52x28mm • Voltage: 250V AC

    572 in stock

    + Check Stock & Lead Times

    572 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

  • 45 will be available for delivery on Nov 26, 2017
  • Each

    1+ £0.90 (£1.08) 3+ £0.78 (£0.94)

    Add
    Min: 1 Mult: 1
    - - -
    3578
    3578 - Waterproof Junction Box with Terminal Block

    PL15451

    V-TAC - Waterproof Junction Box with Terminal Block

    • Waterproof box with internal terminal block for cable joining • Compatible with 3x 0.75mm² or 3x 1.00mm² wire • Lid secured with 2x screws • 2x Mounting holes for secure fixture • Aluminium construction

    266 in stock

    + Check Stock & Lead Times

    266 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

  • 200 will be available for delivery on Nov 21, 2017
  • 200 will be available for delivery on Nov 29, 2017
  • More stock available week commencing 27/11/17

    Each

    1+ £2.40 (£2.88) 5+ £2.20 (£2.64)

    Add
    Min: 1 Mult: 1
    3 - -
    CB5A
    CB5A - 5A Lighting Connector Box

    LA04538

    ETERNA - 5A Lighting Connector Box

    • Nylon housing • Cord restraint at both entries • 3 way connectors included • IP20 rated

    253 in stock

    + Check Stock & Lead Times

    253 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

    More stock available week commencing 04/12/17

    Each

    1+ £1.28 (£1.54) 3+ £1.10 (£1.32)

    Add
    Min: 1 Mult: 1
    1 5A -
    DEBOX SL
    DEBOX SL - DEBOX In-Line Connector Box with 4 way Screwless Terminal Block

    EN84962

    HYLEC - DEBOX In-Line Connector Box with 4 way Screwless Terminal Block

    In-Line connector box, complete with 4-Pole VDE approved screwless terminal block. • Completely tool-free assembly • External hand removable lugs for mounting • Supplied with butterfly clip for locking • Supplied with spare butterfly clip • Cable retention...

    218 in stock

    + Check Stock & Lead Times

    218 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

    More stock available week commencing 04/12/17

    Each

    1+ £1.60 (£1.92) 5+ £1.49 (£1.79) 10+ £1.41 (£1.69)

    Add
    Min: 1 Mult: 1
    4 16A Debox Series
    GB6:HB5872PK5
    GB6:HB5872PK5 - 20A, 4-Terminal Junction Boxes, White (Pack of 5)

    PL15092

    MARBO - 20A, 4-Terminal Junction Boxes, White (Pack of 5)

    • Conforms to BS60670

    226 in stock

    + Check Stock & Lead Times

    226 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

    More stock available week commencing 04/12/17

    Pack of 5

    1+ £2.26 (£2.71)

    Add
    Min: 1 Mult: 1
    4 20A -
    GB6:KFXL5874PK10
    GB6:KFXL5874PK10 - 20A, 4-Terminal Junction Boxes, Black (Pack of 10)

    PL15093

    MARBO - 20A, 4-Terminal Junction Boxes, Black (Pack of 10)

    • Conforms to BS60670

    217 in stock

    + Check Stock & Lead Times

    217 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

    More stock available week commencing 04/12/17

    Pack of 10

    1+ £4.26 (£5.11)

    Add
    Min: 1 Mult: 1
    4 20A -
    ECT010
    ECT010 - 30A Connection Box

    EN83503

    EUROPA COMPONENTS - 30A Connection Box

    • Adjustable cable clamps suitable from 1.5mm² to 4mm² • 30A maximum current • Cable clamp suitable for most sizes of terminal blocks • Fixing lugs for secure fixing • Unique top securing lid for easy inspection of terminals • Dimensions (LxWxH): 115x55x3...

    159 in stock

    + Check Stock & Lead Times

    159 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

    More stock available week commencing 04/12/17

    Each

    1+ £0.91 (£1.09) 10+ £0.85 (£1.02) 25+ £0.80 (£0.96) 50+ £0.72 (£0.86) 100+ £0.65 (£0.78)

    Add
    Min: 1 Mult: 1
    - 30A -
    WA222
    WA222 - Heavy Duty Junction Box, 60A, 3x Terminals, Brown

    PL14894

    CLICK - Heavy Duty Junction Box, 60A, 3x Terminals, Brown

    • Oval junction box, rated at 60A • 3x Terminals • Cable size (per terminal): 1x 25mm² • Conforms to BS6220

    132 in stock

    + Check Stock & Lead Times

    132 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

    More stock available week commencing 04/12/17

    Each

    1+ £3.48 (£4.18) 5+ £3.15 (£3.78)

    Add
    Min: 1 Mult: 1
    3 60A Click Moulded Junction Box
    PASCAL 6
    PASCAL 6 - Gel Box Line Clear Junction Box with Gel Membrane, 38x30x26mm (LxWxH)

    EN84629

    RAYTECH - Gel Box Line Clear Junction Box with Gel Membrane, 38x30x26mm (LxWxH)

    • Designed to work with the most commonly used connectors • Ideal for civil, domestic and industrial connections • For up to 3 core 2.5mm² cores using strip connectors • For up to 5 core 4mm² cores using lever arm connectors • Re-enterable and reusable • ...

    64 in stock

    + Check Stock & Lead Times

    64 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

  • 200 will be available for delivery on Nov 21, 2017
  • More stock available week commencing 04/12/17

    Each

    1+ £2.10 (£2.52)

    Add
    Min: 1 Mult: 1
    - 41A Raytech Gelbox
    ISAAC 4
    ISAAC 4 - Gel Box Line Clear Junction Box with Gel Membrane, 30x24x23mm (LxWxH)

    EN84628

    RAYTECH - Gel Box Line Clear Junction Box with Gel Membrane, 30x24x23mm (LxWxH)

    • Designed to work with the most commonly used connectors • Ideal for civil, domestic and industrial connections • For up to 2 core 2.5mm² cores using strip connectors • For up to 3 core 4mm² cores using lever arm connectors • Re-enterable and reusable • ...

    103 in stock

    + Check Stock & Lead Times

    103 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

    More stock available week commencing 04/12/17

    Each

    1+ £1.78 (£2.14)

    Add
    Min: 1 Mult: 1
    - 32A Raytech Gelbox
    THK200C2E-F
    THK200C2E-F - 3 Way IP67 Electrical Junction Box

    CN13926

    HYLEC - 3 Way IP67 Electrical Junction Box

    The THK200C2E-F is a 3-way Junction Box suitable for internal or external uses. It is an unique cable splitter/junction enclosure made of PA66 polyamide. It accepts cables from 4 to 9.5mm diameter. • 450V Voltage rating • 24A Current rating • Nylon termina...

    96 in stock

    + Check Stock & Lead Times

    96 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

    More stock available week commencing 11/12/17

    Each

    1+ £8.18 (£9.82) 5+ £7.59 (£9.11) 10+ £7.00 (£8.40) 25+ £6.64 (£7.97)

    Add
    Min: 1 Mult: 1
    3 - TH200 TeeBox Series
    491
    491 - 4 Way 20A Junction Box, Brown 57mm (D)

    PL03429

    BRITISH GENERAL - 4 Way 20A Junction Box, Brown 57mm (D)

    Mains electrical junction box with standard 50.80mm fixing centres and selective knockout entries. • Manufactured to BS6220 • Selective entries indicated by numbers and symbols on rotating cover • Lower lip of entries can easily be knocked out to accommoda...

    87 in stock

    + Check Stock & Lead Times

    87 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

    More stock available week commencing 11/12/17

    Each

    1+ £1.16 (£1.39) 5+ £1.08 (£1.30)

    Add
    Min: 1 Mult: 1
    4 20A Pro-Elec Moulded Junction Box
    603
    603 - 3 Way 30A Junction Box, Brown 89mm (D)

    PL03435

    BRITISH GENERAL - 3 Way 30A Junction Box, Brown 89mm (D)

    Mains electrical junction box with standard 50.80mm fixing centres and selective knockout entries. • Manufactured to BS6220 • Selective entries indicated by numbers and symbols on rotating cover • Lower lip of entries can easily be knocked out to accommoda...

    84 in stock

    + Check Stock & Lead Times

    84 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

    More stock available week commencing 11/12/17

    Each

    1+ £1.76 (£2.11) 5+ £1.72 (£2.06)

    Add
    Min: 1 Mult: 1
    3 30A Pro-Elec Moulded Junction Box
    HAPPY 2
    HAPPY 2 - Gel Box Line Clear Junction Box with Gel Membrane, 53x39x24mm (LxWxH)

    EN85168

     
    New product
    Data Sheet

    RAYTECH - Gel Box Line Clear Junction Box with Gel Membrane, 53x39x24mm (LxWxH)

    • Designed to work with the most commonly used connectors • Ideal for civil, domestic and industrial connections • For up to 3 core 4mm² cores using strip connectors • For up to 6 core 4mm² cores using lever arm connectors • Offers three entry points with...

    75 in stock

    + Check Stock & Lead Times

    75 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

    More stock available week commencing 27/11/17

    Each

    1+ £4.55 (£5.46)

    Add
    Min: 1 Mult: 1
    - 41A Happy Gel Box
    HAPPY 0
    HAPPY 0 - Gel Box Line Clear Junction Boxes with Gel Membrane, 41x28x19mm (LxWxH) - Pack of 4

    EN85166

     
    New product
    Data Sheet

    RAYTECH - Gel Box Line Clear Junction Boxes with Gel Membrane, 41x28x19mm (LxWxH) - Pack of 4

    • Designed to work with the most commonly used connectors • Ideal for civil, domestic and industrial connections • For up to 2 core 2.5mm² cores using strip connectors • For up to 3 core 4mm² cores using lever arm connectors • Offers three entry points wi...

    68 in stock

    + Check Stock & Lead Times

    68 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

    More stock available week commencing 27/11/17

    Pack of 4

    1+ £9.30 (£11.16)

    Add
    Min: 1 Mult: 1
    - 32A Happy Gel Box
    JOULE-MP
    JOULE-MP - Gel Box Line Clear Junction Box with Gel Membrane, 33x52x26mm (LxWxH)

    EN85165

     
    New product
    Data Sheet

    RAYTECH - Gel Box Line Clear Junction Box with Gel Membrane, 33x52x26mm (LxWxH)

    • Designed to work with the most commonly used connectors • Ideal for civil, domestic and industrial connections • For up to 6 core 4mm² cores using lever arm connectors • Re-enterable and reusable • Non-toxic gel with no shelf life • Fully submersible in...

    66 in stock

    + Check Stock & Lead Times

    66 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

    More stock available week commencing 27/11/17

    Each

    1+ £3.28 (£3.94)

    Add
    Min: 1 Mult: 1
    - 41A Raytech Gelbox
    KELVIN-MP
    KELVIN-MP - Gel Box Line Clear Junction Box with Gel Membrane, 45x45x30mm (LxWxH)

    EN84834

    RAYTECH - Gel Box Line Clear Junction Box with Gel Membrane, 45x45x30mm (LxWxH)

    • Designed to work with the most commonly used connectors • Ideal for civil, domestic and industrial connections • For up to 3 core 6mm² cores using strip connectors • For up to 5 core 4mm² cores using lever arm connectors • Re-enterable and reusable • No...

    63 in stock

    + Check Stock & Lead Times

    63 in stock ready for despatch (UK stock): Order before 19:00 Mon-Fri (excluding National Holidays)

    More stock available week commencing 04/12/17

    Each

    1+ £4.03 (£4.84)

    Add
    Min: 1 Mult: 1
    - 46A Raytech Gelbox