May 23, 2023 2 min read

Electrical connectors are essential components in electrical and electronic systems, allowing connection and disconnection of wires and cables. However, in environments where there are exposure to moisture or water, it is crucial to ensure these connectors are properly protected to avoid damage or failure. In this article, we will discuss some tips and techniques to make waterproof electrical connectors, providing greater safety and reliability in wet environments.

Choose Waterproof Connectors

The first step to protect electrical connectors against water is to select connectors that are already designed for this purpose. There are several options available on the market, such as hermetic connectors, sealed connectors and IP67 connectors, which are rated to protect against water and dust. Those connectors are equipped with a built-in seal and are made of weather-resistant materials, ensuring effective protection. It's important to be sure you are keeping your electrical equipment safe from dust, water and things that can damage them.

Use waterproof connection boxes

In addition to choosing suitable connectors, the use of waterproof connection boxes is highly recommended. These boxes are designed specifically to protect electrical connections from water and moisture ingress. They are made of plastic or metal and have a built-in seal to prevent liquid penetration. Place the connections inside the box and close it properly to ensure complete protection.

Waterproof electrical tape

Another option is to use waterproof electrical tape. these tapes
are made of materials such as silicone or rubber and have a strong adhesive layer that creates an effective seal. Wrap the connectors and connections with waterproof electrical tape, ensuring they are fully protected. Be sure to overlap the layers of tape properly for an adequate protection.
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Silicone Sealant

Silicone sealant is a widely used material for sealing electrical connections against water. It can be applied to areas where the wires enter in the connectors or into any cracks or openings. Be sure to use a suitable sealant for electrical use and follow the manufacturer's instructions for correct application. The silicone sealant forms a durable and flexible barrier, effectively protecting against water inlet.

Epoxy resin

 

For more robust protection, the application of epoxy resin can be an option. Epoxy resin is a water-resistant material that forms a protective layer after the hardening. It is often used in industrial and underwater applications. After making the electrical connections, apply the epoxy resin according to the manufacturer's instructions.
Make sure all areas are completely covered by the resin for an effective protection.

Ensuring the protection of electrical connectors against water is essential to prevent damage and faults in electrical systems. Using waterproof connectors, connection boxes, suitable waterproof electrical tape, silicone sealant and epoxy resin, you can ensure effective protection of your electrical connectors. However, it is important to emphasize that, when working with electricity, it is essential to follow safety regulations and, if necessary, seek the assistance of a qualified electrician to ensure proper installation and safe.

Solderstick has components that can meet this need, check our catalog and choose the best option for your installation.


 

 


Catalog

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  • SolderStick Waterproof Solder Wire Connector Kit - SolderStick
    Secured and Waterproof Wiring Connections in Literally Seconds! SolderStick eliminates the hassle and allows you to focus on rewiring done the right way.
  • 300pcs SolderStick Ring/Eyelets Connector Set - solderstick
    Thick copper barrel ensures strong secure crimping every time, providing minimal voltage drop, high current flow, and less heat. These will prevent short circuits and problematic wiring that inferior connectors are known for. Insulation tubing has unique dual-walled design. High quality 3:1 shrinkage tubing has a heat-activated sealant lining to provide a 360-degree secure seal. It's flame-retardant, waterproof, and can be used underground Package includes: Total 300 PCS Heat Shrink Ring Connectors. Wire range: 22-18 ( red ) / 16-14 ( blue ) / 12-10 ( yellow ) A.W.G.  Copper barrel is an excellent conductor of electricity, corrosion resistant and has a very high melting point. These salient features will generate minimal heat while maintaining a high current flow with minimal voltage drop. COMPLIANT WITH ALL ELECTRICAL STANDARDS – SolderStick heat shrink connectors are compliant with ROHS, ISO 9001:2008, SGS and CE standards. Total: 300pcs100pcs Red(M5#10: 25pcs, M6 1/4”: 25pcs, M8 5/16”: 25pcs, M10 3/8”: 25pcs)100pcs Blue((M5#10: 25pcs M6 1/4”: 25pcs, M8 5/16”: 25pcs,M10 3/8”: 25pcs)100pcs Yellow ((M5#10: 25pcs, M6 1/4”: 25pcs, M8 5/16”: 25pcs, M10 3/8”: 25pcs) Specifications 100 RedWire range: 0.5~1.5mm², A.W.G.:22~18, Maximum current = 19A100 BlueWire range: 1.5~2.5mm², A.W.G.:16~14, Maximum current = 27A100 YellowWire range: 4~6mm², A.W.G.:12~10, Maximum current = 48A  
  • 400pcs Spade Connectors Kit - solderstick
    Thick brass in the wire connectors ensures strong secure crimping every time, providing small voltage drop, high current flow, and less heat. These will prevent short circuits and problematic wiring that inferior knockoff connectors are known for. How To Use        
  • T-Tap Wire Connectors - solderstick
    Tap into any wire with ease using our T-Type Quickconnection terminals! T-Tap Connectors are used to tap into an existing wire. Closing the quick slide connector makes a connection to the wire that can be accessed using a push-on terminal. T-Tap Wire Terminals allow you to tap an existing wire with another wire with ONE crimp and no additional connections. No wire stripping is necessary. Simply clip part over the primary wire and close with a pair of pliers No special tools are required  Taps are insulated, color coded by wire size All taps meet or exceed UL and SA standards   HOW TO USE: Simply insert both wires into the splice, squeeze down on the metal insert with pliers, and close the cap. SPECIFICATIONS: Quantity: 120 PCS Material: Nylon, Copper, Tin Maximum Operating Temperature: 221 °F Maximum Recommended Voltage Rating: 600 V Box Size: 20cm x 15cm x 5cm Package Weight: 0.35 kg PACKAGE INCLUDES: 20 x Red Connectors 20 x Blue Connectors 20 x Yellow Connectors 20 x Red T-Tap Wire Terminals 20 x Blue T-Tap Wire Terminals 20 x Yellow T-Tap Wire Terminals  
  • 164pcs Color-Coded Heat Shrink Tubing - solderstick
    ✔️ EASY AND FAST PROCESS All-in-one step solder and seal process. Shrink quickly, durable and evenly with our 2:1 shrink ratio polyolefin tubing to create a tight bond with connecting wires. ✔️ STAY ORGANIZED Our connectors come within a storage box, easy to store and carry. You can throw the heat shrink tubing kit in your toolbox and not have to worry about size getting mixed together. ✔️ ENVIRONMENTAL FRIENDLY AND SAFE Made of polyolefin, soft and flexible, acid and alkali resistance, anti-aging. This ensures that wires are tightly connected and prevents wires slipping out of the terminal. ✔️ WIDE APPLICATIONS Provide a barrier between cables and corrosive chemicals, insulate cables and wires against extreme heat in aircraft, boats, and military-grade vehicles. Suitable for electrical insulation, strain relief, cable bonding, color-coding, and identification. Specification: 60pcs 1.0 x 40mm Heat Shrink Tubing Set 30pcs 2.0 x 40mm Heat Shrink Tubing Set 20pcs 3.0 x 40mm Heat Shrink Tubing Set 16pcs 4.0 x 40mm Heat Shrink Tubing Set 12pcs 6.0 x 40mm Heat Shrink Tubing Set 10pcs 8.0 x 80mm Heat Shrink Tubing Set 8pcs 10.0 x 80mm Heat Shrink Tubing Set 8pcs 14.0 x 80mm Heat Shrink Tubing Set  
  • SolderStick Butt Wire Connector - SolderStick
    Tinned Copper Core: butt connectors kit use a heavy-duty copper core, strong crimp, higher conductivity. Waterproof Durable: Insert the wires to be connected, crimp both sides with crimping pliers, and then heat with a heat gun, wire connectors kit is very strong. 3:1 Shrink Ratio: Marine grade waterproof wire connectors provide high tensile strength and enough hot melt adhesive inside the tubing to ensure waterproof performance, your wires will never slip out of the wire connectors. Wide Application: Wire Connectors are durable, stable, waterproof, and corrosion resistant and are used in the automotive, marine, electrical, and electronic industries. Package Includes: 180 pieces heat shrink butt connectors kit (30 pieces yellow butt connectors, 60 pieces blue wire connectors, 90 pieces red butt connectors)
  • SolderStick Bullet Wire Connector Kit - SolderStick
    Key Features: Quick Connect-Disconnect: Ideal for applications requiring frequent wire connections. High Conductivity: Ensures a reliable electrical connection every time. Multipurpose Use: Great for automotive, household, and industrial wiring needs. Durable Materials: Crafted from corrosion-resistant metals for longevity. Safety Standards: Complies with all relevant industry safety benchmarks. Assorted Sizes: Choose from a variety of sizes to match your specific wire gauges, the box comes with 250 pieces divided in 3 sizes. Warranty: 30 day warranty for peace of mind.