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 266-3136
製造零件編號38102400
BrandBopla
HK$210.81
單位
98mm 64mm 34mm Polyamide 98 x 94 x 34mm IP65 - 4 Grey Silver - - - - -
RS庫存編號 454-949
製造零件編號00851
BrandABB
HK$36.28
單位
100mm 100mm 80mm Thermoplastic 100 x 100 x 80mm IP65 - - Grey - - - - -
RS庫存編號 454-959
製造零件編號00850
BrandABB
HK$32.02
單位
105mm 70mm 50mm Thermoplastic 105 x 70 x 50mm IP65 - - Grey - - - - -
RS庫存編號 771-9559
製造零件編號1210/5/B
BrandWISKA
HK$194.23
單位
160mm 140mm 81mm Polypropylene 160 x 140 x 81mm IP66, IP67 - 10 Black - - 57A - -
RS庫存編號 842-8330
BrandRS PRO
HK$558.98
單位
150mm 150mm 80mm Stainless Steel 150 x 150 x 80mm IP66 - - Unpainted - - - - -
RS庫存編號 749-1857
BrandRS PRO
HK$878.51
單位
150mm 80mm 150mm Stainless Steel 150 x 80 x 150mm IP66 - - Unpainted - - - - -
RS庫存編號 749-1888
BrandRS PRO
HK$532.76
單位
150mm 80mm 150mm Mild Steel 150 x 80 x 150mm IP66 - - Grey - - - - -
RS庫存編號 705-1718
製造零件編號K56506WHI
HK$169.88
單位
95mm 95mm 65mm - 95 x 95 x 65mm IP66 4 4 White - M20 Knock out 30A - -
RS庫存編號 229-0700
製造零件編號16880200.8
BrandRose
HK$676.21
單位
121mm 121mm 75mm Glass Fibre Reinforced PET 121 x 121 x 75mm IP66 6 2 Black ATEX - - - -
RS庫存編號 253-8939
製造零件編號1521010
BrandRittal
HK$1,195.48
單位
- - - - 150 x 150 x 85mm IP66 - - - - - - - -
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 842-8493
BrandRS PRO
HK$580.12
單位
150mm 300mm 120mm Steel 150 x 300 x 120mm IP65 - - Grey - - - - -
RS庫存編號 535-1432
製造零件編號OTB122
BrandBartec
HK$972.99
單位
122mm 122mm 82mm Glass Fibre Reinforced PET 122 x122 x 82mm IP66 - - Black ATEX - - - -
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 499-5996
製造零件編號KL1508510
BrandRittal
HK$474.42
單位
- 400mm 300mm - - IP66 - - - - - - - -
RS庫存編號 454-943
製造零件編號00852
BrandABB
HK$50.49
單位
153mm 110mm 66mm Thermoplastic 153 x 110 x 66mm IP65 - - Grey - - - - -
RS庫存編號 122-125
BrandRS PRO
HK$284.02
單位
200mm 200mm 80mm Steel 200 x 200 x 80mm IP66 - - Grey - - - - -
RS庫存編號 455-065
製造零件編號1SL0854A00
BrandABB
HK$91.82
單位
160mm 135mm 77mm Thermoplastic 160 x 135 x 77mm IP65 - - Grey - - - - -
RS庫存編號 263-0388
製造零件編號12540801
BrandSpelsberg
HK$501.75
單位
254mm 180mm 90mm Polycarbonate 254 x 180 x 90mm IP66 - 32 Grey - - - - -
RS庫存編號 700-0791
製造零件編號COMBI1010/5/S
BrandWISKA
HK$198.26
/個 (每包:2個)
單位
140mm 140mm 82mm Polypropylene 140 x 140 x 82mm IP66, IP67 - 14 Black - - - - -