SP21 connector
World-class Quality
SP21 Connectors

with Threaded Coupling

sp21 connectors

The Top-performing IP68 SP21 Connector

INTE-AUTO solves the problem of protecting underwater connections with guaranteed water-tight SP21 connectors. These IP68-rated plastic connectors are ideal for any application ranging from tough industrial settings to practical home needs. This is because it comes at a very friendly price. 

INTE-AUTO, a leader in connector technology, has made the SP21 connector easy to use and affordable. But it never compromises in features and quality. It offers strong current flow through its gold-plated brass contacts. It also has a durable PA66 nylon outer shell.

Order now and get the best only from INTE-AUTO.

cable in line sp21 connector

If you need your cables tightly attached to your connector, order this IP68 inline cable SP21 Connector from INTE-AUTO. We assemble the cables ourselves so you are guaranteed strong and water-tight connections. You can use the SP21 Connector for power tools, outdoor lighting.

male sp21 connector

The SP21 Connector is available with 2 to 12 gold-plated brass contacts. It has a larger shell and higher current range than the SP13. All plugs come with dust caps on each end to protect the contacts. You can use the SP21 Connector for led display and industrial equipment.

female sp21 connector

This rear nut mount socket comes with its own dust cap for protection. If you need reverse specifications, you’ll be glad to know that this socket can come in either male or female contacts according to your design.

weipu sp21 connector

The SP21 connector can be a panel-mounted socket or receptacle. INTE-AUTO manufactures precise SP21 connectors that are fully compatible with any alternative SP brand with a 21mm hole panel cutout.

The Best SP21 Connector from INTE-AUTO

When a product is manufactured by INTE-AUTO, you are guaranteed the best quality. With IP68 rating and certification by RoHS and CE, our SP21 Connectors will never fail you. Each one passes quality testing so you will receive it in tip-top condition.

The SP series are all IP68 waterproof and rustproof connectors. The SP21 Connector has a larger shell than the SP13 and is capable of transmitting a higher voltage current. 

The Polyamide or nylon outer shell (PA66) is a tough and fire-resistant material also capable of high electrical resistance. This trusted engineered plastic is also chemical-resistant and is a good barrier against liquids and particulates. It is a perfect substitute for metal as it is comparable in many aspects, but the PA66 is lightweight.

Cable sizes accepted by the SP21 range from 4 to 5.77 mm outer diameter for type I, and 7 to 12mm outer diameter for type II.

INTE-AUTO is capable of shipping products to any point in the world quickly. We are known for our fast lead times and durable products. 

We accept orders of any size and will respond to your RFQs swiftly. Our professional technical team will make sure your specifications are followed to the letter. Take advantage of our free samples for your testing.

When you’re looking for the best connectors with the best value in the market, INTE-AUTO has them.

weipu sp21 connector

Click on the files below to view the catalog.

SP13 SP17 SP21 Connector from INTE-AUTO

INTE-AUTO Catalogue-2021

INTE-AUTO Connectors Catalog General Overview

Company Introduction:

INTE-AUTO company introduction-2021

For more details, please contact the INTE-AUTO team.

INTE-AUTO Waterproof Connectors

  • weipu connector female

    This Weipu-compatible square flange panel receptacle has male contacts. It has 8 gold-plated nickel pins and comes with a dustcap. The WF16 is IP67 rated and is ideal for applications where watertight connections are critical.

  • weipu connector

    Another member of the WF16 series round-panel receptacle has 2 to 9 female contacts and a zinc alloy housing. The WF16 series connectors have a 16mm diameter circular opening.

  • weipu connector WF16 (2)

    The WF16 series are high-end connectors mainly for the aviation industry.  INTE-AUTO offer 2 to 9 pins plug with a metal clamping nut is also used in industrial, marine, and automotive applications.

  • weipu connector WF16 (3)

    This waterproof WF16 connector is rated IP67 and is available 2 to 9 pin cable mount socket with a dust cap. It is a bayonet coupling-type connector with a zinc alloy housing and brass contacts.

INTE-AUTO SP21 Connector Guarantee Customer Satisfaction

As an industry leader in connector technology, INTE-AUTO believes that our best achievement is customer happiness. When all our clients are happy, we know we have done our very best.

We do this by exceeding your expectations. INTE-AUTO doesn’t do random checks with our connectors, but we do 100% testing to ensure o% defects are shipped to you. We follow the highest standards in connector quality manufacturing with ISO9001 and proven by our certifications in RoHS, and CE.

INTE-AUTO uses precision manufacturing backed by years of engineering expertise. IP68 SP21 connectors have been tested for 100% liquid and dust resistance. They are anticipated to undergo rugged conditions including submerged, underground, high-altitude, moving, vibrating, high-temperature, or air-thin environments. Even the cables used (if you request custom cable manufacturing or assembly) strictly adhere to rigorous testing before using. No matter what type of usage, our connectors provide maximum performance, ease of usage, and precise mating even with other brands’ connectors.

Our SP21 connectors are also highly customizable. INTE-AUTO’s technical team is at your disposal for any special modifications or new designs you might need. Our engineers are highly skilled and experienced, able to give you exactly what you need for your applications.

These are why INTE-AUTO has been trusted for many years. We have won important contracts locally and abroad in the fields of medicine, military, aviation, automotive, industrial, testing, communications, and consumer electronics. Because INTEAUTO sp21 connectors are reliable and cost-effective, we have sold thousands of different kinds of connectors all over the world. And we never stop improving and introducing more compact, more durable, and more efficient designs. We have become a respected name in the market-saturated connector industry.

With every SP21 connector, we give you the best value for your money with unbeatable quality and prices.

Partner up with INTE-AUTO and see what your business can achieve with our quality connectors. Your satisfaction is guaranteed.

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