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Home / Product / Industrial Sockets / Industrial Connectors / Second Generation Upgraded Industrial Connectors

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Designed for day‑to‑day industrial operations, our Second Generation Upgraded Industrial Connectors focus on dependable power and signal transfer with a tougher build and more secure engagement. The range covers widely used voltage and current specs, offering different pole configurations and protection options that fit typical factory conditions—from workshops and automation cells to machinery panels and temporary site distribution. Stronger housings, stable contact structures, and installer-friendly details help shorten changeouts and keep unplanned stoppages to a minimum. By sourcing through a proven Industrial Connector Factory, OEMs and project teams also benefit from consistent manufacturing, repeatable performance, and supply continuity for ongoing builds. Explore the selection and choose the connector that matches your system requirements.

_0010_213-4

SFN-213-4 / SFN-223-4 IP44 New-Design Industrial Connector

Earth contact position 4h
Rated current(A) 16 32
Pole 3
Dimension(mm) a 129 159
b 76 92
c 6-15 10-20
sw 38 50
Cable nominal cross-section area(mm²) 1-2.5 2.5-6
Contact us
Current(A):  16A, 32A
Voltage(V):  110-130V~2P+E
Protection degree:  IP44

_0011_213

SFN-213 / SFN-223 IEC60309 220–240V Standard Industrial Connector

Earth contact position 6h
Rated current(A) 16 32
Pole 3
Dimension(mm) a 129 159
b 76 92
c 6-15 10-20
sw 38 50
Cable nominal cross-section area(mm²) 1-2.5 2.5-6
Contact us
Current(A):  16A, 32A
Voltage(V):  220-240V~2P+E
Protection degree:  IP44

_0009_214

SFN-214 / SFN-224 High Voltage Industrial Connector

Earth contact position 6h
Rated current(A) 16 32
Pole 4
Dimension(mm) a 135 159
b 80 92
c 6-15 10-20
sw 38 50
Cable nominal cross-section area(mm²) 1-2.5 2.5-6
Contact us
Current(A):  16A, 32A
Voltage(V):  380-415V~3P+E
Protection degree:  IP44

_0008_215

SFN-215 / SFN-225 Fast-Lock IP44 Industrial Connector

Earth contact position 6h
Rated current(A) 16 32
Pole 5
Dimension(mm) a 142 165
b 89 98
c 8-16 10-20
sw 42 50
Cable nominal cross-section area(mm²) 1-2.5 2.5-6
Contact us
Current(A):  16A, 32A
Voltage(V):  220-380V~/240-415V~3P+N+E
Protection degree:  IP44

_0006_2132-4

SFN-2132-4 / SFN-2232-4 IP67 Waterproof Low-Voltage Industrial Connector

Earth contact position 4h
Rated current(A) 16 32
Pole 3
Dimension(mm) a 133 162
b 78 96
c 6-15 10-20
sw 38 50
Cable nominal cross-section area(mm²) 1-2.5 2.5-6
Contact us
Current(A):  16A, 32A
Voltage(V):  110-130V~2P+E
Protection degree:  IP67

_0007_2132

SFN-2132 / SFN-2232 2P+E Industrial Connector

Earth contact position 6h
Rated current(A) 16 32
Pole 3
Dimension(mm) a 133 162
b 78 96
c 6-15 10-20
sw 38 50
Cable nominal cross-section area(mm²) 1-2.5 2.5-6
Contact us
Current(A):  16A, 32A
Voltage(V):  220-240V~2P+E
Protection degree:  IP67

_0005_2142

SFN-2142 / SFN-2242 IP67 High Voltage Industrial Connector

Earth contact position 6h
Rated current(A) 16 32
Pole 4
Dimension(mm) a 139 162
b 84 96
c 6-15 10-20
sw 38 50
Cable nominal cross-section area(mm²) 1-2.5 2.5-6
Contact us
Current(A):  16A, 32A
Voltage(V):  380-415V~3P+E
Protection degree:  IP67

_0004_2152

SFN-2152 / SFN-2252 6H Position Industrial Connector

Earth contact position 6h
Rated current(A) 16 32
Pole 5
Dimension(mm) a 145 168
b 92 102
c 8-16 12-22
sw 42 50
Cable nominal cross-section area(mm²) 1-2.5 2.5-6
Contact us
Current(A):  16A, 32A
Voltage(V):  220-380V~/240-415V~3P+N+E
Protection degree:  IP67

_0002_2332-4

SFN-2332-4 / SFN-2432-4 4H Position Industrial Connector Rated for Low Voltage

Earth contact position 4h
Rated current(A) 63 125
Pole 3
Dimension(mm) a 261 305
b 114 115
c 30 44.5
d 112 130
Cable nominal cross-section area(mm²) 6-16 16-50
Contact us
Current(A):  16A, 125A
Voltage(V):  220-250V~2P+E
Protection degree:  IP67

_0003_2332

SFN-2332 / SFN-2432 Large-Diameter Cable Entry Industrial Connector

Earth contact position 6h
Rated current(A) 63 125
Pole 3
Dimension(mm) a 261 305
b 114 115
c 30 44.5
d 112 130
Cable nominal cross-section area(mm²) 6-16 16-50
Contact us
Current(A):  63A, 125A
Voltage(V):  220-250V~2P+E
Protection degree:  IP67

_0001_2342

SFN-2342 / SFN-2442 IP67 New-Generation Industrial Connector

Earth contact position 6h
Rated current(A) 63 125
Pole 4
Dimension(mm) a 261 305
b 114 115
c 30 44.5
d 112 130
Cable nominal cross-section area(mm²) 6-16 16-50
Contact us
Current(A):  63A, 125A
Voltage(V):  380-415V~3P+E
Protection degree:  IP67

_0000_2352

SFN-2352 / SFN-2452 3P+N+E 6H Power Industrial Connector

Earth contact position 6h
Rated current(A) 63 125
Pole 5
Dimension(mm) a 261 305
b 114 115
c 30 44.5
d 112 130
Cable nominal cross-section area(mm²) 6-16 16-50
Contact us
Current(A):  63A, 125A
Voltage(V):  220-380V~/240-415V~3P+N+E
Protection degree:  IP67

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 Second Generation Upgraded Industrial Connectors suppliers and Second Generation Upgraded Industrial Connectors factory, we are mainly engaged in wholesale Second Generation Upgraded Industrial Connectors, 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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