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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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 381-0614
製造零件編號74040201
BrandSpelsberg
HK$580.88
單位
- - - - - IP65 - - - - - - - -
RS庫存編號 390-902
製造零件編號89540601
BrandSpelsberg
HK$53.15
/個 (每包:2個)
單位
110mm 110mm 67mm Polystyrene 110 x 110 x 67mm IP65 5 9 - - - - - -
RS庫存編號 616-1426
製造零件編號89591001
BrandSpelsberg
HK$197.23
毎批:2 個
Lot(s)
140mm 140mm 79mm Polystyrene 140 x 140 x 79mm IP65 - 12 - - - - - -
RS庫存編號 263-0350
製造零件編號12540401
BrandSpelsberg
HK$187.87
單位
110mm 110mm 66mm Polycarbonate 110 x 110 x 66mm IP66 - 7 Grey - - - - -
RS庫存編號 365-9239
製造零件編號80390701
BrandSpelsberg
HK$47.083
/個 (每包:3個)
單位
80mm 80mm 52mm Polystyrene 80 x 80 x 52mm IP65 - 8 Grey - - - - -
RS庫存編號 263-0300
製造零件編號42591601
BrandSpelsberg
HK$325.33
單位
256mm 171mm 106mm - 256 x 171 x 106mm IP54 - 8 - - - - - -
RS庫存編號 263-0293
製造零件編號41691201
BrandSpelsberg
HK$198.94
單位
165mm 165mm 76mm - 165 x 165 x 76mm IP54 - 12 - - - - - -
RS庫存編號 616-1381
製造零件編號89540401
BrandSpelsberg
HK$188.19
毎批:3 個
Lot(s)
93mm 93mm 55mm Polystyrene 93 x 93 x 55mm IP65 5 8 - - - - - -
RS庫存編號 365-9273
製造零件編號81091001
BrandSpelsberg
HK$141.855
/個 (每包:2個)
單位
140mm 140mm 79mm Polystyrene 140 x 140 x 79mm IP65 - 12 Grey - - - - -
RS庫存編號 570-499
製造零件編號49240601
BrandSpelsberg
HK$679.08
單位
110mm 110mm 67mm Polycarbonate 110 x 110 x 67mm IP68 11 9 Grey - - - - -
RS庫存編號 494-2885
製造零件編號33441201
BrandSpelsberg
HK$83.40
毎盒:5 個
Box(es)
85mm 85mm 37mm Polypropylene 85 x 85 x 37mm IP20 - 12 Grey - - - - -
RS庫存編號 263-0366
製造零件編號12540701
BrandSpelsberg
HK$394.99
單位
182mm 180mm 90mm Polycarbonate 182 x180 x 90mm IP66 - 14 Grey - - - - -
RS庫存編號 263-0338
製造零件編號12540301
BrandSpelsberg
HK$112.57
單位
94mm 94mm 57mm Polycarbonate 94 x 94 x 57mm IP66 - 7 Grey - - - - -
RS庫存編號 263-0322
製造零件編號12540201
BrandSpelsberg
HK$121.62
單位
94mm 65mm 57mm Polycarbonate 94 x 65 x 57mm IP66 - 6 Grey - - - - -
RS庫存編號 263-0344
製造零件編號12540921
BrandSpelsberg
HK$97.04
單位
130mm 94mm 57mm Polycarbonate 130 x 94 x 57mm IP66 - 10 Grey - - - - -
RS庫存編號 263-0388
製造零件編號12540801
BrandSpelsberg
HK$340.25
單位
254mm 180mm 90mm Polycarbonate 254 x 180 x 90mm IP66 - 32 Grey - - - - -
RS庫存編號 616-1353
製造零件編號89540301
BrandSpelsberg
HK$165.31
毎批:3 個
Lot(s)
80mm 80mm 52mm Polystyrene 80 x 80 x 52mm IP65 5 8 - - - - - -
RS庫存編號 570-495
製造零件編號49241001
BrandSpelsberg
HK$1,021.96
單位
140mm 140mm 79mm Polycarbonate 140 x 140 x 79mm IP68 12 9 Grey - - - - -
RS庫存編號 135-6228
製造零件編號86140001
BrandSpelsberg
HK$742.53
單位
100mm 100mm 50mm Duroplastic 100 x 100 x 50mm IP54, IP65 3 6 Orange - Knockout - - -
RS庫存編號 135-6229
製造零件編號86050301
BrandSpelsberg
HK$705.98
單位
115mm 115mm 66mm Duroplastic 115 x 115 x 66mm IP54, IP65 5 12 Orange - Knockout - - -