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Wholesale 16A/32A Industrial Plug

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16/32 Amp Industrial Plug

SFE third‑generation high‑end industrial plugs are engineered for tough conditions where water exposure, dust, and frequent handling are unavoidable. Built with durable Nylon PA66, they deliver stable electrical performance and long service life across a wide range of voltages and currents. Choose the right rating for your job—from a 16A Industrial Plug for lighter equipment to a 32A Industrial Plug for higher-load applications. Selected models can integrate mechanical interlocking to reduce operational mistakes and improve on-site safety. From industrial power distribution to outdoor temporary setups, these plugs provide a rugged, dependable connection with options for special specifications.

Waterproof Industrial Plug

SFK-1570 / SFK-3399 Ultra-High Current 63A–125A Industrial Plug

Earth contact position 4h
Rated current(A) 63 125
Pole 3
Dimension(mm) a 238.9 286
b 179.5 219
c 51.1 57
d 69.5 81.1
e 113 131.5
f 75.5 83.3
g 36.5 42.5
Cable nominal cross-section area(mm²) 10-16 25-35
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Current(A):  63A,125A
Voltage(V):  110-130V~2P+E
Protection degree:  IP67

_0000_sfk1571-1

SFK-1571 / SFK-3400 Rated Voltage 220–240V Industrial Plug

Earth contact position 6h
Rated current(A) 63 125
Pole 3
Dimension(mm) a 238.9 286
b 179.5 219
c 51.1 57
d 69.5 81.1
e 113 131.5
f 75.5 83.3
g 36.5 42.5
Cable nominal cross-section area(mm²) 10-16 25-35
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Current(A):  16A,125A
Voltage(V):  220-240V~2P+E
Protection degree:  IP67

_0003_sfk1110

SFK-1110 / SFK-1443 Three-Phase Power 380–415V Industrial Plug

Earth contact position 6h
Rated current(A) 63 125
Pole 4
Dimension(mm) a 238.9 286
b 179.5 219
c 51.1 57
d 69.5 81.1
e 113 131.5
f 75.5 83.3
g 36.5 42.5
Cable nominal cross-section area(mm²) 10-16 25-35
Contact us
Current(A):  63A,125A
Voltage(V):  380-415V~3P+E
Protection degree:  IP67

_0002_sfk1114

SFK-1114 / SFK-1447 Waterproof Wide-Range Voltage Industrial Plug

Earth contact position 6h
Rated current(A) 63 125
Pole 5
Dimension(mm) a 238.9 286
b 179.5 219
c 51.1 57
d 69.5 81.1
e 113 131.5
f 75.5 83.3
g 36.5 42.5
Cable nominal cross-section area(mm²) 10-16 25-35
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 Third Generation High-end Industrial Plug suppliers and Third Generation High-end Industrial Plug factory, we are mainly engaged in wholesale Third Generation High-end Industrial Plug, 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

Industry Knowledge: How to Choose the Right Current Rating for Third‑Generation Industrial Plugs

Selecting a plug in the "third‑generation" class is often about one thing: reliable power in environments that punish connectors. Here's a practical way to choose the right amperage and reduce failures in the field.

Match amp rating to the real load (not the label)

  • A 16 Amp Industrial Plug typically suits portable tools, smaller pumps, site lighting, and temporary power where peak load is controlled.
  • A 32 Amp Industrial Plug is a common step up for heavier-duty equipment and longer duty cycles.
  • A 63 Amp Industrial Plug is usually reserved for higher-power distribution points, larger machinery, and applications where sustained current and heat management matter.

16/32/63 Amp Industrial Plug

Why waterproof protection and material choice matter

High water resistance helps prevent tracking, corrosion, and contact contamination—especially outdoors, in wash-down areas, or near marine/utility sites. Nylon PA66 adds mechanical strength and dimensional stability, supporting consistent clamping and sealing performance over time.

Safety features that reduce misuse

In busy sites, connection errors happen. Mechanical interlocking on certain configurations can help prevent unsafe plug/unplug actions under incorrect conditions, supporting better operational discipline and reducing downtime.

Application fit: industrial to outdoor power

Third‑generation plugs are used not only in factories and construction, but also for temporary power systems and controlled outdoor setups (including camping power distribution), particularly when a rugged connector and stable contact performance are priorities.