Junction Boxes

What are junction boxes used for?

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 its 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 1 - 20 of 48 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 Series
RS Stock No. 454-993
Mfr. Part No.00816
BrandABB
$7.21
Each
units
100mm 100mm 50mm Thermoplastic 50 x 100 x 100 mm IP55 - - Grey - - - - -
RS Stock No. 151-612
Mfr. Part No.ENN05002
$3.008
Each (In a Pack of 5)
units
65mm 45mm 65mm ABS 88 x 88 x 45mm IP55 - 4 Grey - - - - -
RS Stock No. 102-901
Mfr. Part No.322-980-01
BrandSpelsberg
$6.973
Each (In a Pack of 10)
units
85mm 85mm 42mm Polypropylene 85 x 85 x 42mm IP55 - 7 Grey - - - - -
RS Stock No. 398-2494
Mfr. Part No.0 920 20
BrandLegrand
$23.49
Each
units
105mm 105mm 55mm ABS 105 x 105 x 55mm IP55 - 0 Grey - - - - -
RS Stock No. 454-971
Mfr. Part No.00872
BrandABB
$19.32
Each
units
153mm 110mm 66mm Thermoplastic 153 x 110 x 66mm IP55 - - Grey - - - - -
RS Stock No. 151-808
Mfr. Part No.ENN05010
$22.30
Each
units
150mm 80mm 175mm Polypropylene 150 x 80 x 175mm IP55 - 12 Grey - - - - -
RS Stock No. 102-923
Mfr. Part No.320-970-01
BrandSpelsberg
$4.545
Each (In a Pack of 10)
units
75mm 75mm 42mm Polypropylene 75 x 75 x 42mm IP55 - 7 - - - - - HP
RS Stock No. 151-763
Mfr. Part No.ENN05005
$7.498
Each (In a Pack of 5)
units
- 105mm 105mm Polypropylene - IP55 - 7 Grey - - - - -
RS Stock No. 454-965
Mfr. Part No.1SL0832A00
BrandABB
$28.28
Each
units
150mm 220mm 170mm Thermoplastic 150 x 220 x 170mm IP55 - - Grey - - - - -
RS Stock No. 151-628
Mfr. Part No.ENN05001
$2.47
Each (In a Pack of 5)
units
- - 40mm ABS - IP55 - 4 Grey - - - 60mm -
RS Stock No. 455-019
Mfr. Part No.1SL0830A00
BrandABB
$25.41
Each
units
150mm 160mm 135mm Thermoplastic 150 x 160 x 135mm IP55 - - Grey - - - - -
RS Stock No. 151-707
Mfr. Part No.ENN05032
$2.556
Each (In a Pack of 5)
units
65mm 45mm 65mm ABS 65 x 45 x 65mm IP55 - 7 Grey - - - - -
RS Stock No. 455-021
Mfr. Part No.1SL0824A00
BrandABB
$19.28
Each
units
77mm 160mm 135mm Thermoplastic 77 x 160 x 135mm IP55 - - Grey - - - - -
RS Stock No. 455-031
Mfr. Part No.00822
BrandABB
$13.19
Each
units
66mm 153mm 110mm Thermoplastic 66 x 153 x 110mm IP55 - - Grey - - - - -
RS Stock No. 151-757
Mfr. Part No.ENN05003
$5.374
Each (In a Pack of 5)
units
65mm 55mm 105mm ABS 65 x 55 x 105mm IP55 - 8 Grey - - - - -
RS Stock No. 454-977
Mfr. Part No.00821
BrandABB
$7.10
Each
units
100mm 100mm 80mm Thermoplastic 80 x 100 x 100mm IP55 - - Grey - - - - -
RS Stock No. 102-917
Mfr. Part No.326-900-01
BrandSpelsberg
$19.265
Each (In a Pack of 2)
units
113mm 113mm 58mm Polypropylene 113 x 113 x 58mm IP55 - 11 Grey - - - - HP
RS Stock No. 151-791
Mfr. Part No.ENN05013
$47.20
Each
units
175mm 100mm 225mm Polypropylene 175 x 100 x 225mm IP55 - 12 Grey - - - - -
RS Stock No. 455-015
Mfr. Part No.1SL0828A00
BrandABB
$36.15
Each
units
110mm 310mm 240mm Thermoplastic 110 x 310 x 240mm IP55 - - Grey - - - - -
RS Stock No. 304-6728
Mfr. Part No.0 921 22
BrandLegrand
$108.52
Each
units
220mm 170mm 240mm Plastic 220 x 170 x 240mm IP55 - - Grey - - - - -