IP68 3pin Industry Marine Power Connector Square Socket Sp21

IP68 3pin Industry Marine Power Connector Square Socket Sp21

The SP21 Plastic Circular Connector are IP68 connectors, threaded coupling. Compare to SP13/17, SP21 has a larger shell and higher current range, it is a strong and tough connector designed for indoor/outdoor and underwater IP68 environments. It is ideal for any application which needs watertight connection conditions.
Based on our many years of experience, not only learning the advanced level of the industry, but also through our own repeated experiments to compare and improve, we promise that our SP21 Plastic Connector, SP13 IP68 Waterproof Connector, M23 For Signal IP67 Waterproof Connector has the most reliable and stable performance. With high-tech, excellent products and hearty services, we have repeatedly achieved new highs in performance, and now we have become the market leader. Do not hesitate to contact us if you are interested in our product specifications, application, pricing and others.

The SP21 Plastic Circular Connector are IP68 connectors, threaded coupling. Compare to SP13/17, SP21 has a larger shell and higher current range, it is a strong and tough connector designed for indoor/outdoor and underwater IP68 environments. It is ideal for any application which needs watertight connection conditions.

1) Shell diameter (the panel hole cutout diameter): 21mm

2) Number of contacts: 2 -12 gold plated contacts

3) Rated current and V: 30A-5A, 500V-400V.

4) Cable outer diameter acceptance: type I: 4.5-7mm , type II: 7-12mm

5) CE, ROHS approval


SP21 IP68 Waterproof Connector


Material and spec

 SP21 IP68 Waterproof Connector


SP21 IP68 Waterproof Connector Manufacturer


Weipu Connector is a manufacturer of Circular Connector with well-equipped testing facilities and strong technical force. With a wide range, good quality, reasonable prices and stylish designs. Our products are widely recognized and trusted by users and can meet continuously changing economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and mutual success!



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As the market demand for IP68 3pin Industry Marine Power Connector Square Socket Sp21 continues to grow, our company continues to develop more valuable products. Corporate governance is a necessary condition for the operation, management and sustainable development of modern corporate, which has direct impact on firm value. Our company realizes the inventory network sales, so the supply and stocking time is further shortened.