Junction Boxes

Junction boxes primary purpose is to connect and protect wiring that carry electrical current ensuring safe connections and security from the elements and unqualified engineers. Junction boxes are available in a variety of sizes, material types and colours. They are found in Industrial and commercial applications.


How do junction boxes work?


A junction box upon inspection offers points of entry for lighting and electrical cable, so it’s very important to have the correct junction box for the application. These points of entry consist of a knockout, integrated thread or self-sealing membranes.

Internally there are mounting points for screws in each corner, use the correct masonry plugs, anchors and fixings for the surface you are mounting to. Once the junction box has been mounted and all cables prepared, wire connections can be made using the correct cable terminals and splices. A sealed box lid or box cover then provides security for all the internal components.


What materials are they made from?


Junction boxes are made from various materials such as; ABS, Aluminium, Carbon Steel, Duro-plastic, Galvanised Steel, Glass Fibre Reinforced PET, GRP, Mild Steel, Nickel-Plated Steel, Plastic, Polyamide, Polybutylene Terephthalate, Polycarbonate, Polyester, Polypropylene, Polystyrene, PVC, Stainless Steel, Steel and Thermoplastic.


Where would you find junction boxes?


  • Lighting installation
  • Housing and wiring connections

Types of Junction boxes


Typical types of junction boxes include;


  • One-gang
  • Two-gang
  • Metal pancake
  • Four-square

What IP ratings are available?


IP ratings such as; IP20, IP2X, IP40, IP44, IP54, IP55, IP65, IP66, IP67 and IP68 are available


(IP) Ingress Protection and what it means


IP rating classifies the degrees of protection provided against the intrusion of solid objects (including body parts like hands and fingers), dust, accidental contact, and water in electrical enclosures.


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Viewing 61 - 80 of 433 products
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Description Price Length Width Height Material Dimensions L x W x H IP Rating Number of Terminals Number of Ways Colour Hazardous Area Certification Cable Entry Current Rating Diameter
RS Stock No. 144-4457
BrandRS PRO
£49.19
Each
Units
220mm 120mm 90mm GRP 220 x 120 x 90mm IP66 - - Black ATEX, IECEx - - -
RS Stock No. 144-4455
BrandRS PRO
£49.66
Each
Units
160mm 160mm 90mm GRP 160 x 160 x 90mm IP66 - - Black ATEX, IECEx - - -
RS Stock No. 144-4453
BrandRS PRO
£25.21
Each
Units
160mm 75mm 55mm GRP 160 x 75 x 55mm IP66 - - Black ATEX, IECEx - - -
RS Stock No. 144-4451
BrandRS PRO
£19.78
Each
Units
110mm 75mm 55mm GRP 110 x 75 x 55mm IP66 - - Black ATEX, IECEx - - -
RS Stock No. 144-4450
BrandRS PRO
£17.24
Each
Units
80mm 75mm 55mm GRP 80 x 75 x 55mm IP66 - - Black ATEX, IECEx - - -
RS Stock No. 700-0802
Mfr. Part No.COMBI 308/5
BrandWISKA
£5.91
Each (In a Pack of 5)
Units
85mm 85mm 51mm Polypropylene 85 x 85 x 51mm IP66 - 8 Grey - - - -
RS Stock No. 454-955
Mfr. Part No.00846
BrandABB
£3.06
Each
Units
100mm 100mm 50mm Thermoplastic 100 x 100x 50mm IP65 - - Grey - - - -
RS Stock No. 499-5974
Mfr. Part No.KL1503510
BrandRittal
£31.20
Each
Units
- 300mm 200mm Steel - IP66 - - Grey - - - -
RS Stock No. 365-9239
Mfr. Part No.80390701
BrandSpelsberg
£3.633
Each (In a Pack of 3)
Units
80mm 80mm 52mm Polystyrene 80 x 80 x 52mm IP65 - 8 Grey - - - -
RS Stock No. 455-081
Mfr. Part No.00808
BrandABB
£1.52
Each
Units
65mm 65mm 32mm Thermoplastic 65 x 65 x 32mm IP44 - - Grey - - - -
RS Stock No. 499-5930
Mfr. Part No.KL1514510
BrandRittal
£22.23
Each
Units
- 150mm 150mm Steel - IP66 - - - - - - -
RS Stock No. 455-071
Mfr. Part No.1SL0856A00
BrandABB
£11.52
Each
Units
220mm 170mm 80mm Thermoplastic 200 x 170 x 80mm IP65 - - Grey - - - -
RS Stock No. 700-0798
Mfr. Part No.61779
BrandWISKA
£8.117
Each (In a Pack of 3)
Units
110mm 110mm 66mm Polypropylene 110 x 110 x 66mm IP66, IP67 - 10 Black - - - -
RS Stock No. 905-4396
Mfr. Part No.CEP121290PA
BrandCE-TEK
£71.09
Each
Units
122mm 120mm 90mm Polyester 122 x 120 x 90mm IP66 10 4 Black ATEX M20 - -
RS Stock No. 700-0789
Mfr. Part No.COMBI 308/5/S
BrandWISKA
£6.056
Each (In a Pack of 5)
Units
85mm 85mm 51mm Polypropylene 85 x 85 x 51mm IP66 - 8 Black - - - -
RS Stock No. 730-363
Mfr. Part No.GB 122 - 730363
BrandBartec
£90.89
Each
Units
122mm 120mm 90mm Glass Fibre Reinforced PET 122 x 120 x 90mm IP66 10 6 Black ATEX - 15A -
RS Stock No. 535-1432
Mfr. Part No.OTB122
BrandBartec
£73.91
Each
Units
122mm 122mm 82mm Glass Fibre Reinforced PET 122 x122 x 82mm IP66 - - Black ATEX - - -
RS Stock No. 365-9223
Mfr. Part No.80290701
BrandSpelsberg
£3.633
Each (In a Pack of 3)
Units
80mm 80mm 52mm Polystyrene 80 x 80 x 52mm IP65 - 8 Grey - - - -
RS Stock No. 705-1709
Mfr. Part No.K56506GRY
£15.22
Each
Units
95mm 95mm 65mm - 95 x 95 x 65mm IP66 4 4 Grey - M20 Knock out 30A -
RS Stock No. 454-943
Mfr. Part No.00852
BrandABB
£4.29
Each
Units
153mm 110mm 66mm Thermoplastic 153 x 110 x 66mm IP65 - - Grey - - - -
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