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What are waterproof connectors?

Author: Ingrid

May. 13, 2024

Understanding Waterproof Connectors for Harsh Environments

Many harsh environmental conditions that involve electrical connectors will, at some point, come in contact with moisture. Whether through humidity, rain, or snow, conductivity and potential corrosion are of significant concern for engineers. Fortunately, waterproof connectors on the market today are engineered to be rugged and durable in severe conditions where water exposure can cripple performance.

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Overview of Waterproof Connectors

Waterproof connectors join electrical devices in wet environments by forming an extremely tight seal. These wet environments can include humidity, rain, snow, saltwater, and pressurized water used for purposes such as cleaning.

Common industrial connectors create a waterproof seal by compressing either a gasket or an o-ring (commonly made from a rubber material, like silicone) against the surface of either a panel or the mating connector. This compression creates a tight seal that prevents moisture from passing through the connectors themselves or the enclosure to which the connector could be mounted.

Rubber works exceptionally well in these applications because of its sealing integrity and electrical insulating properties.

Typical applications for waterproof connectors include outdoor systems, lighting, watercraft, and machinery. For example, there is a high demand for waterproof connectors in marine technology, where potential risks include saltwater vapor and submersion. Other industries include offshore oil exploration, data communication installations, transportation, and military equipment.

IP Ratings for Waterproof Connectors

Waterproof connectors have a high IP (Ingress Protection) rating, including dust and water submersion resistance and protection from high-pressure water flow. Different IP-rated protection levels are based on operating conditions that involve exposure to dust, short- and long-term immersion in liquids, and exposure to high-temperature water or steam.

Selecting a connector with the correct IP rating is extremely important: if connectors are incorrectly specified, water and debris can disrupt critical signals, corrode contacts, or damage equipment. The aftermath of such issues can lead to many problems and usually requires replacing electrical components.

IP ratings have two digits: the first digit (0 through 6) represents the solids rating, while the second digit (0 through 8 and 9k) is the liquids rating. Most waterproof connectors are rated either IP67 or IP68, which means they are dust-tight and protected against 30 minutes of submersion in water at either 1 m or 1.5 m, respectively. PEI-Genesis recommends working with your local PEI Sales Representative to determine the correct IP Rating for your application. For further information, please contact techsupport@peigenesis.com.

Waterproof Connector Solutions

Several effective waterproof electrical connectors on the market today are produced by industry-leading manufacturers like Souriau by Eaton, Amphenol, and LEMO.

Souriau TRIM TRIO® Connectors

TRIM TRIO® connectors are designed for demanding applications in harsh industrial environments and are available in plastic, circular, metal circular, high mating cycle, mixed power/signal, and plastic rectangular styles. All connectors in the TRIM TRIO® series use the same design of contacts, simplifying your supply chain and reducing the complexity of production.

Souriau UTL, UTS, and UTO TRIM TRIO® Series' are all IP68/IP69 rated, making them suitable for water-exposed environments. Each series offers its own benefits and features to support various industrial applications, including automation and control, stage lighting, energy, off-road, mining, and railway.

Amphenol VG95234 Waterproof Connectors

Amphenol Air LB VG95234 circular waterproof connectors are power and signal connectors compliant with the VG95234 German military standard. They are similar to MIL-DTL-5015 connectors and work well in military, industrial, and transportation designs.

In addition to sealing against fluids, Amphenol VG95234 waterproof connectors also offer excellent vibration protection to further ensure the integrity of connections through reverse bayonet coupling. They are designed for easy locking and unlocking and utilize large solder contacts ranging from 0 to 16.

LEMO K-Series IP68 Connectors

The LEMO K-Series offers an IP68 rated connector solution with push-pull latching explicitly designed for harsh outdoor environments. They are used in various medical, industrial control, military, and aerospace applications.

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The LEMO K Series has an operating temperature range of -55°C to +200°C and are available in 2 to 64 contacts in high-density arrangements, which are ideal for highly space-constrained applications. PEI-Genesis custom assembles the K-Series from components which means thousands of different solutions can be developed.

PEI-Genesis: Your Source for Waterproof Connectors

Whether you are looking for a rugged push-pull IP68 connector for a testing laboratory or a waterproof connector intended for use in industrial environments, PEI-Genesis has the solutions you need. Our massive inventory and knowledgeable connector experts can ensure you have a connector solution to meet your design specifications and constraints.

Benefits of Waterproof Connectors

In a world where connectivity is king, ensuring the reliability and longevity of your electrical connections is paramount. This is where waterproof connectors shine, offering a robust and secure solution that is vital for various industries and applications. In this guide, we’ll explore the multitude of benefits these connectors bring to the table.

Reliability in All Conditions

Waterproof connectors are engineered to withstand the elements. Whether it’s heavy rain, extreme temperatures, or exposure to chemicals, these connectors maintain their integrity, ensuring consistent performance.

Longevity

Unlike standard connectors that can corrode or degrade over time, waterproof connectors offer long-term durability. This translates to cost savings as they require less frequent replacements and maintenance.

Preventing Downtime

Avoid costly downtime by investing in waterproof connectors. Their ability to resist moisture and other environmental factors ensures that your connections remain operational, reducing the risk of costly disruptions.

Enhanced Safety

Safety is paramount in any industry. Waterproof connectors provide an added layer of safety by preventing electrical shorts and potential hazards caused by exposure to moisture or dust.

Versatile Applications

Waterproof connectors are suitable for a wide range of applications, including marine, automotive, industrial, and outdoor settings. They’re an ideal choice for any industry where reliability and performance are non-negotiable.

Applications of Waterproof Connectors

Waterproof connectors find their use in numerous industries and applications, including:

  • Marine: On boats and ships, where exposure to saltwater is a constant challenge.
  • Automotive: In vehicle electronics and lighting systems, where reliability is essential.
  • Industrial: In manufacturing environments with heavy machinery and demanding conditions.
  • Outdoor: For outdoor lighting, surveillance cameras, and renewable energy installations.
  • Medical: In equipment that requires sterilization and moisture resistance.

Choosing the Right Waterproof Connector

Selecting the right waterproof connector is crucial to ensure optimal performance. Factors to consider include:

  • IP Rating: Look for connectors with high IP (Ingress Protection) ratings for your specific application.
  • Material: Consider the materials used in construction, which affect resistance to chemicals and UV radiation.
  • Connector Type: Choose between circular connectors, rectangular connectors, and more based on your needs.

Why Choose Us?

When it comes to waterproof connectors, we are your trusted partner. Our commitment to quality, extensive product range, and expert support make us the preferred choice for many businesses. We offer:

  • High-Quality Products: We source and supply top-tier waterproof connectors designed for reliability and performance.
  • Technical Expertise: Our team of experts can guide you in selecting the right connectors for your unique requirements.
  • Custom Solutions: We can provide custom connectors to meet specific project needs.
  • Competitive Pricing: Enjoy competitive prices without compromising on quality.

Contact Us Today

Ready to experience the benefits of waterproof connectors for yourself? Contact us today to discuss your requirements and get a quote. Don’t compromise on connectivity – choose waterproof connectors for reliability, longevity, and peace of mind.

Invest in waterproof connectors and ensure your connections stand the test of time. Get in touch with us today to learn more!

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