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Industrial Socket Box

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Waterproof Industrial Socket Box

Our Industrial Socket Box range provides a compact, job-ready way to distribute power in factories, workshops, and construction sites. Built for demanding conditions, each box combines multiple outlets with a main isolator so operators can control power quickly and safely. Protective socket covers help keep debris and moisture out, supporting stable operation in dusty or wet locations. For harsher environments, select a Waterproof Industrial Socket Box designed to handle outdoor exposure and frequent handling. Clear labeling improves usability on busy sites, while robust housings and safety-focused design help reduce downtime. Custom builds are available based on your ratings, layout, and application requirements.

img_618b5725af5147fe8a20962da9836584

SFK-5165 16-63A Wall-Mounted Industrial Socket Box

Amps 16A 32A 63A
Number of J poles 3 4 5 3 4 5 3 4 5
Sizes (mm²) a 125 125 125 125 125 125 125 125 125
b 125 125 125 125 125 125 125 125 125
c 76 76 76 76 76 76 76 76 76
d 135 135 135 153 153 153 149 149 149
e 105 105 105 105 105 105 105 105 105
f 105 105 105 105 105 105 105 105 105
Cross-sectional area of conductor (mm²) 1.5-2.5 4-6 10-16

Contact us

110V

50a.60Hz

230V

50a.60Hz

400V

50a.60Hz

500V

50a.60Hz

>50-500V

100-300Hz

>50-500V

a.300-500Hz

3,4,5

4,4,4

3,4,5

6,9,9

3,4,5

9,6,6

3,4,5

7,7,7

3,4,5

10,10,10

3,4,5

2,2,2

img_618b5725af5147fe8a20962da9836584

SFK-5175 Wire Range Wall-Mounted Industrial Socket Box

Amps 16A 32A 63A
Number of J poles 3 4 5 3 4 5 3 4 5
Sizes (mm²) a 125 125 125 125 125 125 125 125 125
b 125 125 125 125 125 125 125 125 125
c 76 76 76 76 76 76 76 76 76
d 135 135 135 153 153 153 149 149 149
e 105 105 105 105 105 105 105 105 105
f 105 105 105 105 105 105 105 105 105
Cross-sectional area of conductor (mm²) 1.5-2.5 4-6 10-16

Contact us

110V

50a.60Hz

230V

50a.60Hz

400V

50a.60Hz

500V

50a.60Hz

>50-500V

100-300Hz

>50-500V

a.300-500Hz

3,4,5

4,4,4

3,4,5

6,9,9

3,4,5

9,6,6

3,4,5

7,7,7

3,4,5

10,10,10

3,4,5

2,2,2

img_618b5725af5147fe8a20962da9836584

SFK-5185 High Electric Current 16-63A Wall-Mounted Socket Box

Amps 16A 32A 63A
Number of J poles 3 4 5 3 4 5 3 4 5
Sizes (mm²) a 125 125 125 125 125 125 125 125 125
b 125 125 125 125 125 125 125 125 125
c 76 76 76 76 76 76 76 76 76
d 135 135 135 153 153 153 149 149 149
e 105 105 105 105 105 105 105 105 105
f 105 105 105 105 105 105 105 105 105
Cross-sectional area of conductor (mm²) 1.5-2.5 4-6 10-16

Contact us

110V

50a.60Hz

230V

50a.60Hz

400V

50a.60Hz

500V

50a.60Hz

>50-500V

100-300Hz

>50-500V

a.300-500Hz

3,4,5

4,4,4

3,4,5

6,9,9

3,4,5

9,6,6

3,4,5

7,7,7

3,4,5

10,10,10

3,4,5

2,2,2

img_618b5725af5147fe8a20962da9836584

SFK-5275 Power Wall-Mounted Industrial Socket Box

Amps 16A 32A 63A
Number of J poles 3 4 5 3 4 5 3 4 5
Sizes (mm²) a 125 125 125 125 125 125 125 125 125
b 125 125 125 125 125 125 125 125 125
c 76 76 76 76 76 76 76 76 76
d 135 135 135 153 153 153 149 149 149
e 105 105 105 105 105 105 105 105 105
f 105 105 105 105 105 105 105 105 105
Cross-sectional area of conductor (mm²) 1.5-2.5 4-6 10-16

Contact us

110V

50a.60Hz

230V

50a.60Hz

400V

50a.60Hz

500V

50a.60Hz

>50-500V

100-300Hz

>50-500V

a.300-500Hz

3,4,5

4,4,4

3,4,5

6,9,9

3,4,5

9,6,6

3,4,5

7,7,7

3,4,5

10,10,10

3,4,5

2,2,2

img_618b5725af5147fe8a20962da9836584

SFK-5285 Waterproof Wall-Mounted Industrial Socket Box

Amps 16A 32A 63A
Number of J poles 3 4 5 3 4 5 3 4 5
Sizes (mm²) a 125 125 125 125 125 125 125 125 125
b 125 125 125 125 125 125 125 125 125
c 76 76 76 76 76 76 76 76 76
d 135 135 135 153 153 153 149 149 149
e 105 105 105 105 105 105 105 105 105
f 105 105 105 105 105 105 105 105 105
Cross-sectional area of conductor (mm²) 1.5-2.5 4-6 10-16

Contact us

110V

50a.60Hz

230V

50a.60Hz

400V

50a.60Hz

500V

50a.60Hz

>50-500V

100-300Hz

>50-500V

a.300-500Hz

3,4,5

4,4,4

3,4,5

6,9,9

3,4,5

9,6,6

3,4,5

7,7,7

3,4,5

10,10,10

3,4,5

2,2,2

img_618b5725af5147fe8a20962da9836584

SFK-5295 16-63A Multi-Outlet Wall-Mounted Socket Box

Amps 16A 32A 63A
Number of J poles 3 4 5 3 4 5 3 4 5
Sizes (mm²) a 125 125 125 125 125 125 125 125 125
b 125 125 125 125 125 125 125 125 125
c 76 76 76 76 76 76 76 76 76
d 135 135 135 153 153 153 149 149 149
e 105 105 105 105 105 105 105 105 105
f 105 105 105 105 105 105 105 105 105
Cross-sectional area of conductor (mm²) 1.5-2.5 4-6 10-16

Contact us

110V

50a.60Hz

230V

50a.60Hz

400V

50a.60Hz

500V

50a.60Hz

>50-500V

100-300Hz

>50-500V

a.300-500Hz

3,4,5

4,4,4

3,4,5

6,9,9

3,4,5

9,6,6

3,4,5

7,7,7

3,4,5

10,10,10

3,4,5

2,2,2

img_618b5725af5147fe8a20962da9836584

SFK-5525 110-400V Wall-Mounted Industrial Socket Box

Amps 16A 32A 63A
Number of J poles 3 4 5 3 4 5 3 4 5
Sizes (mm²) a 125 125 125 125 125 125 125 125 125
b 125 125 125 125 125 125 125 125 125
c 76 76 76 76 76 76 76 76 76
d 135 135 135 153 153 153 149 149 149
e 105 105 105 105 105 105 105 105 105
f 105 105 105 105 105 105 105 105 105
Cross-sectional area of conductor (mm²) 1.5-2.5 4-6 10-16

Contact us

110V

50a.60Hz

230V

50a.60Hz

400V

50a.60Hz

500V

50a.60Hz

>50-500V

100-300Hz

>50-500V

a.300-500Hz

3,4,5

4,4,4

3,4,5

6,9,9

3,4,5

9,6,6

3,4,5

7,7,7

3,4,5

10,10,10

3,4,5

2,2,2

img_618b5725af5147fe8a20962da9836584

SFK-5535 Outdoor Waterproof Wall-Mounted Socket Box

Amps 16A 32A 63A
Number of J poles 3 4 5 3 4 5 3 4 5
Sizes (mm²) a 125 125 125 125 125 125 125 125 125
b 125 125 125 125 125 125 125 125 125
c 76 76 76 76 76 76 76 76 76
d 135 135 135 153 153 153 149 149 149
e 105 105 105 105 105 105 105 105 105
f 105 105 105 105 105 105 105 105 105
Cross-sectional area of conductor (mm²) 1.5-2.5 4-6 10-16

Contact us

110V

50a.60Hz

230V

50a.60Hz

400V

50a.60Hz

500V

50a.60Hz

>50-500V

100-300Hz

>50-500V

a.300-500Hz

3,4,5

4,4,4

3,4,5

6,9,9

3,4,5

9,6,6

3,4,5

7,7,7

3,4,5

10,10,10

3,4,5

2,2,2

img_618b5725af5147fe8a20962da9836584

SFK-5545 16-63A Red Wall-Mounted Industrial Socket Box

Amps 16A 32A 63A
Number of J poles 3 4 5 3 4 5 3 4 5
Sizes (mm²) a 125 125 125 125 125 125 125 125 125
b 125 125 125 125 125 125 125 125 125
c 76 76 76 76 76 76 76 76 76
d 135 135 135 153 153 153 149 149 149
e 105 105 105 105 105 105 105 105 105
f 105 105 105 105 105 105 105 105 105
Cross-sectional area of conductor (mm²) 1.5-2.5 4-6 10-16

Contact us

110V

50a.60Hz

230V

50a.60Hz

400V

50a.60Hz

500V

50a.60Hz

>50-500V

100-300Hz

>50-500V

a.300-500Hz

3,4,5

4,4,4

3,4,5

6,9,9

3,4,5

9,6,6

3,4,5

7,7,7

3,4,5

10,10,10

3,4,5

2,2,2

About
Wenzhou Shangfeng Electric Co.,Ltd.
Wenzhou Shangfeng Electric Co.,Ltd.
Wenzhou Shangfeng Electric Co.,Ltd. is located in Liushi, the "Chinese Electrical Capital", adjacent to the Yongtaiwen Expressway and National Highway 104, the largest port in Wenzhou - Qili Port in the south, and the Wenzhou Airport and Railway Station in the west. The sea, land, and air transportation is very convenient.
As China Industrial Socket Box suppliers and Industrial Socket Box factory, we are mainly engaged in wholesale Industrial Socket Box, The company has introduced advanced technology and equipment, passed the ISO9001 international quality system, China Quality Certification Center CQC certification, and obtained the European Community CE safety certification, ROHS environmental protection directive certification, and continuously introduced senior technical personnel and enterprise management personnel, and has gradually acquired production technology. The company specializes in producing industrial plugs, sockets, couplers (connectors), nylon cable ties, and other products. The company strictly follows international standards such as IEC60309, EN60309, and CEE17 and national standards such as GB11918 and GB11919. The product design is unique and the structure is reasonable.
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News

How to Select an Industrial Socket Box for Safer Temporary Power: Configuration, Sealing, and Site Abuse

An industrial socket box isn't just "a few outlets in a case." On real job sites it becomes a mobile power hub—dragged across floors, bumped by materials, and used by multiple crews under time pressure. A well-chosen Industrial Socket Box keeps power distribution orderly, reduces risky plug/unplug behavior, and holds up when conditions are far from ideal.

1) Main switch: the safety feature crews actually use Main switch: the safety feature crews actually use

  • Multi-outlet boxes are convenient, but they can encourage hot swapping if there's no simple shutoff.
  • A main isolator enables quick, single-action power cut during tool changes or maintenance
  • Helps reduce accidental contact with energized connectors
  • Gives supervisors a fast way to control power during abnormal situations
  • On busy sites, this one component often makes the biggest day-to-day safety difference.

2) Socket covers and sealing: when waterproof protection pays off

  • Dust, slurry, and moisture don't need much time to cause trouble—especially with frequent connections.
  • Protective covers help prevent grit and splashes from contaminating contacts
  • A Waterproof Industrial Socket Box is typically the smarter choice for outdoor work, washdown areas, coastal humidity, and muddy ground conditions
  • Better sealing helps limit corrosion and reduces intermittent contact issues over time
  • Getting the protection level right can prevent nuisance trips, heat build-up from poor contact, and avoidable replacement cycles.

3) Overload protection & clear labeling: the details that prevent downtime

Tough housings help, but job-site reliability often comes down to how the box behaves when people are in a hurry.

  • Overload protection adds a safety buffer when several high-draw loads—tools, heaters, welders, chargers—end up on the same box
  • Plain, readable labels (outlet ID, circuit info, ratings) reduce guesswork and speed up fault finding
  • Consistent marking logic helps different crews plug in correctly, even during shift changes or night work

Done right, these "small" features cut nuisance trips, reduce misuse, and keep power available when schedules are tight.

4) Custom configurations: build around the site, not a one-size-fits-all spec

Real projects don't follow one standard. Cable runs, plug types, and protection rules vary by country, contractor, and application. The corresponding products can be customized according to the requirements or parameters provided by customers, such as:

  • Number of outlets and practical spacing for bulky plugs
  • Voltage/current ratings and socket combinations to match your load plan
  • Main switch style plus protection devices aligned with your safety approach
  • Housing format, labels, and color coding to simplify on-site identification

As a dedicated manufacturer, WENZHOU SHANGFENG ELECTRIC CO., LTD supports both standard production and parameter-driven customization—helping contractors and panel builders get a socket box that fits the site, the load, and the way crews actually work.