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庫存編號 771-9559
製造零件編號1210/5/B
BrandWISKA
HK$209.63
單位
160mm 140mm 81mm Polypropylene 160 x 140 x 81mm IP66, IP67 - 10 Black - - 57A - -
RS庫存編號 365-9273
製造零件編號81091001
BrandSpelsberg
HK$116.415
/個 (每包:2個)
單位
140mm 140mm 79mm Polystyrene 140 x 140 x 79mm IP65 - 12 Grey - - - - -
RS庫存編號 454-959
製造零件編號00850
BrandABB
HK$29.74
單位
105mm 70mm 50mm Thermoplastic 105 x 70 x 50mm IP65 - - Grey - - - - -
RS庫存編號 263-0300
製造零件編號42591601
BrandSpelsberg
HK$363.25
單位
256mm 171mm 106mm - 256 x 171 x 106mm IP54 - 8 - - - - - -
RS庫存編號 749-1894
BrandRS PRO
HK$496.07
單位
300mm 120mm 150mm Mild Steel 300 x 120 x 150mm IP66 - - Grey - - - - -
RS庫存編號 842-8497
BrandRS PRO
HK$292.84
單位
200mm 200mm 120mm Steel 200 x 200 x 120mm IP65 - - Grey - - - - -
RS庫存編號 616-1381
製造零件編號89540401
BrandSpelsberg
HK$176.85
毎批:3 個
Lot(s)
93mm 93mm 55mm Polystyrene 93 x 93 x 55mm IP65 5 8 - - - - - -
RS庫存編號 266-3108
製造零件編號38101200
BrandBopla
HK$149.25
單位
58mm 64mm 34mm Polyamide 58 x 64 x 34mm IP65 - 2 Grey Silver - - - - -
RS庫存編號 535-1432
製造零件編號OTB122
BrandBartec
HK$704.36
單位
122mm 122mm 82mm Glass Fibre Reinforced PET 122 x122 x 82mm IP66 - - Black ATEX - - - -
RS庫存編號 842-8336
BrandRS PRO
HK$796.18
單位
200mm 200mm 120mm Stainless Steel 200 x 200 x 120mm IP66 - - Unpainted - - - - -
RS庫存編號 454-993
製造零件編號00816
BrandABB
HK$27.62
單位
100mm 100mm 50mm Thermoplastic 50 x 100 x 100 mm IP55 - - Grey - - - - -
RS庫存編號 749-1866
BrandRS PRO
HK$1,286.06
單位
200mm 80mm 200mm Stainless Steel 200 x 80 x 200mm IP66 - - Unpainted - - - - -
RS庫存編號 454-943
製造零件編號00852
BrandABB
HK$48.87
單位
153mm 110mm 66mm Thermoplastic 153 x 110 x 66mm IP65 - - Grey - - - - -
RS庫存編號 665-5527
製造零件編號644.0240-RS01
BrandScame
HK$1,743.46
單位
230mm 75mm 75mm GRP 230 x 75 x 75mm IP66 15 8 Black ATEX - - - -
RS庫存編號 229-0665
製造零件編號06121209.8
BrandRose
HK$1,354.91
單位
122mm 120mm 90mm Glass Fibre Reinforced PET 122 x 120 x 90mm IP66 10 2 Black ATEX - - - -
RS庫存編號 768-5784
製造零件編號KD4120
BrandHENSEL
HK$176.23
單位
88mm 88mm 53mm Thermoplastic 88 x 88 x 53mm IP66/67 - - Black - - - - -
RS庫存編號 749-1872
BrandRS PRO
HK$1,580.74
單位
300mm 120mm 300mm Stainless Steel 300 x 120 x 300mm IP66 - - Unpainted - - - - -
RS庫存編號 263-0388
製造零件編號12540801
BrandSpelsberg
HK$397.55
單位
254mm 180mm 90mm Polycarbonate 254 x 180 x 90mm IP66 - 32 Grey - - - - -
RS庫存編號 455-065
製造零件編號1SL0854A00
BrandABB
HK$85.74
單位
160mm 135mm 77mm Thermoplastic 160 x 135 x 77mm IP65 - - Grey - - - - -
RS庫存編號 253-8939
製造零件編號1521010
BrandRittal
HK$1,121.00
單位
- - - - 150 x 150 x 85mm IP66 - - - - - - - -