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 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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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. 768-5800
Mfr. Part No.KD4250
BrandHENSEL
$143.80
Each
units
160mm 200mm 98mm Thermoplastic 160 x 200 x 98mm IP66/67 - - Black - - 102A - -
RS Stock No. 884-2307
Mfr. Part No.KF0200B
BrandHENSEL
$10.51
Each
units
93mm 93mm 62mm Polycarbonate 93 x 93 x 62mm IP66/67 - 7 Black - Knock Out - - -
RS Stock No. 768-5771
Mfr. Part No.KD5060
BrandHENSEL
$65.69
Each
units
119mm 139mm 70mm Thermoplastic 119 x 139 x 70mm IP66/67 - 10 Black - - 32 A, 40 A - -
RS Stock No. 884-2290
Mfr. Part No.KF2500G
BrandHENSEL
$80.75
Each
units
255mm 205mm 112mm Polycarbonate 255 x 205 x 112mm IP66/67 - 12 Grey - Knock Out - - -
RS Stock No. 884-2281
Mfr. Part No.KF1600G
BrandHENSEL
$45.33
Each
units
210mm 155mm 92mm Polycarbonate 210 x 155 x 92mm IP66/67 - 12 Grey - Knock Out - - -
RS Stock No. 768-5790
Mfr. Part No.KD4100
BrandHENSEL
$79.64
Each
units
125mm 167mm 82mm Thermoplastic 125 x 167 x 82mm IP66/67 - - Black - - 63A - -
RS Stock No. 768-5743
Mfr. Part No.KD5125
BrandHENSEL
$33.95
Each
units
88mm 88mm 53mm Thermoplastic 88 x 88 x 53mm IP66/67 5 7 Black - - 20A - -
RS Stock No. 884-2275
Mfr. Part No.KF0400G
BrandHENSEL
$21.59
Each
units
104mm 104mm 70mm Polycarbonate 104 x 104 x 70mm IP66/67 - 7 Grey - Knock Out - - -
RS Stock No. 768-5746
Mfr. Part No.KD5045
BrandHENSEL
$45.82
Each
units
98mm 98mm 61mm Thermoplastic 98 x 98 x 61mm IP66/67 5 7 Black - - 25A - -
RS Stock No. 884-2297
Mfr. Part No.KF5000G
BrandHENSEL
$105.35
Each
units
355mm 255mm 122mm Polycarbonate 355 x 255 x 122mm IP66/67 - 12 Grey - Knock Out - - -
RS Stock No. 884-2313
Mfr. Part No.KF1000B
BrandHENSEL
$48.24
Each
units
180mm 130mm 77mm Polycarbonate 180 x 130 x 77mm IP66/67 - 12 Black - Knock Out - - -
RS Stock No. 768-5756
Mfr. Part No.KD5355
BrandHENSEL
$262.29
Each
units
260mm 210mm 117mm Thermoplastic 260 x 210 x 117mm IP66/67 5 12 Black - - 150A - -
RS Stock No. 884-2293
Mfr. Part No.KF3500G
BrandHENSEL
$107.81
Each
units
295mm 225mm 122mm Polycarbonate 295 x 225 x 122mm IP66/67 - 12 Grey - Knock Out - - -
RS Stock No. 768-5774
Mfr. Part No.KD5100
BrandHENSEL
$74.04
Each
units
125mm 167mm 82mm Thermoplastic 125 x 167 x 82mm IP66/67 - 10 Black - - 63A - -
RS Stock No. 768-5759
Mfr. Part No.KD5105
BrandHENSEL
$92.36
Each
units
125mm 167mm 82mm Thermoplastic 125 x 167 x 82mm IP66/67 5 10 Black - - 63A - -
RS Stock No. 884-2304
Mfr. Part No.KF0600B
BrandHENSEL
$35.46
Each
units
130mm 130mm 77mm Polycarbonate 130 x 130 x 77mm IP66/67 - 8 Black - Knock Out - - -
RS Stock No. 768-5796
Mfr. Part No.KD4060
BrandHENSEL
$91.27
Each
units
119mm 139mm 70mm Thermoplastic 119 x 139 x 70mm IP66/67 - - Black - - 32 A, 40 A - -
RS Stock No. 884-2284
Mfr. Part No.KF0600G
BrandHENSEL
$33.56
Each
units
130mm 130mm 77mm Polycarbonate 130 x 130 x 77mm IP66/67 - 8 Grey - Knock Out - - -
RS Stock No. 768-5780
Mfr. Part No.KD4020
BrandHENSEL
$43.85
Each
units
88mm 88mm 53mm Thermoplastic 88 x 88 x 53mm IP66/67 - - Black - - 20 A, 25 A - -
RS Stock No. 884-2329
Mfr. Part No.KF3500B
BrandHENSEL
$97.72
Each
units
295mm 225mm 122mm Polycarbonate 295 x 225 x 122mm IP66/67 - 12 Black - Knock Out - - -