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 Diameter Dimensions L x W x H Dimensions Dia. x H IP Rating Number of Terminals Number of Ways Colour Hazardous Area Certification Cable Entry Current Rating
RS庫存編號 263-0350
製造零件編號12540401
BrandSpelsberg
HK$142.21
單位
110mm 110mm 66mm Polycarbonate - 110 x 110 x 66mm - IP66 - 7 Grey - - -
RS庫存編號 842-8481
BrandRS PRO
HK$256.24
單位
150mm 150mm 120mm Steel - 150 x 150 x 120mm - IP65 - - Grey - - -
RS庫存編號 448-7388
製造零件編號6429 1 076-00
BrandKrone
HK$526.85
單位
120mm 43mm 170mm Plastic - 120 x 43 x 170mm - - 20 20 Grey - - -
RS庫存編號 768-5734
製造零件編號KD5025
BrandHENSEL
HK$224.08
單位
88mm 88mm 53mm Thermoplastic - 88 x 88 x 53mm - IP66/67 5 7 Black - - 20A
RS庫存編號 616-1426
製造零件編號89591001
BrandSpelsberg
HK$203.03
毎批:2 個
Lot(s)
140mm 140mm 79mm Polystyrene - 140 x 140 x 79mm - IP65 - 12 - - - -
RS庫存編號 229-0744
製造零件編號16122209.8
BrandRose
HK$1,426.29
單位
91mm 120mm 90mm Glass Fibre Reinforced PET - 220 x 120 x 90mm - IP66 20 2 Black ATEX - -
RS庫存編號 860-4584
製造零件編號JB101006HC
BrandRittal
HK$996.14
單位
250mm 150mm 250mm Carbon Steel - 250 x 150 x 250mm - IP66 - - Grey - - -
RS庫存編號 842-8330
BrandRS PRO
HK$833.98
單位
150mm 150mm 80mm Stainless Steel - 150 x 150 x 80mm - IP66 - - Unpainted - - -
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 499-6163
製造零件編號1530510
BrandRittal
HK$370.00
單位
- 300mm 150mm - - - - IP66 - - - - - -
RS庫存編號 758-7052
BrandRS PRO
HK$908.70
單位
200mm 200mm 80mm Stainless Steel - 200 x 200 x 80mm - IP66 - - Unpainted - - -
RS庫存編號 454-959
製造零件編號00850
BrandABB
HK$29.74
單位
105 70mm 50mm Thermoplastic - 105 x 70 x 50 - IP65 - - Grey - - -
RS庫存編號 700-0814
製造零件編號60703
BrandWISKA
HK$176.14
/個 (每包:2個)
單位
140mm 140mm 82mm Polypropylene - 140 x 140 x 82mm - IP66, IP67 - 14 Grey - - -
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 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 758-7059
BrandRS PRO
HK$1,084.34
單位
175mm 175mm 120mm Stainless Steel - 175 x 175 x 120mm - IP66 - - Unpainted - - -
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 771-9540
製造零件編號1210/5/G
BrandWISKA
HK$161.60
單位
160mm 140mm 81mm Polypropylene - 160 x 140 x 81mm - IP66, IP67 - 10 Grey - - 57A
RS庫存編號 454-949
製造零件編號00851
BrandABB
HK$32.29
單位
100 100mm 80mm Thermoplastic - 100 x 100 x 80 - IP55 - - 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 - - -