GX12 Waterproof Connector with Pre-Wired Power Cable – 2–7 Pin for Industrial Machinery & Equipment

GX12 waterproof aviation connectors with factory-assembled pre-wired power cable leads — ready to install without soldering or crimping. The pre-wired format provides factory-quality solder joints on the GX12 contacts with heat-shrink insulation on each conductor, eliminating the need for soldering equipment in the field. Suitable for industrial machinery sensor connections, outdoor equipment power leads, and any application requiring a compact, waterproof circular connector with a ready-to-use cable assembly.

Key Specifications

• Series: GX12 (12mm thread diameter)
• Pin Configurations: 2, 3, 4, 5, 6, 7 pin (select above)
• IP Rating: IP67
• Current Rating: 5A per contact (2–5 pin); 3A per contact (6–7 pin)
• Voltage Rating: 250V AC/DC
• Cable: Pre-wired leads (length and gauge as specified in listing)
• Contact Material: Copper alloy, gold-plated
• Body Material: Zinc alloy, nickel-plated

Pre-Wired vs Bare Connector — When to Choose Each

• Bare connector (housing + contacts only): For custom cable lengths, specific wire gauges, or production environments with soldering/crimping equipment. Maximum flexibility. Requires soldering tools and skill.
• Pre-wired connector (this product): For field installation without soldering equipment, repair applications where the original cable assembly is damaged, and prototyping where a ready-to-use assembly saves time. The pre-wired leads are spliced into the existing harness using butt splice connectors or solder + heat-shrink.

Frequently Asked Questions

How do I connect the pre-wired leads to my existing harness?

Use adhesive-lined heat-shrink butt splice connectors for a waterproof splice: match the wire gauge of the pre-wired leads to the appropriate butt splice size, insert both wire ends, and crimp with a ratchet crimp tool. Apply heat to shrink the adhesive-lined tubing and seal the splice. Alternatively, solder the wires together and cover with adhesive-lined heat-shrink tubing. Standard non-adhesive butt splices and heat-shrink do not provide a waterproof splice — use adhesive-lined versions for outdoor and wet environment applications.

What wire colors are used for each pin?

Wire color assignments vary by manufacturer and pin count. Common conventions: 2-pin = red (positive) + black (negative); 3-pin = red + black + green/yellow; 4-pin = red + black + white + green. Always verify the wire-to-pin mapping by testing with a multimeter before connecting to equipment — do not assume color conventions are consistent across manufacturers.

Can I extend the pre-wired leads?

Yes. Splice additional wire of the same gauge onto the pre-wired leads using the butt splice method described above. For signal circuits, keep extensions as short as practical to minimize resistance and interference pickup. For power circuits, verify that the total wire resistance (original lead + extension) does not cause excessive voltage drop at the rated current.

Typical Applications

• Industrial machinery: Sensor and actuator connections on production equipment
• Outdoor equipment: Power and signal connections on outdoor machinery exposed to rain
• Agricultural equipment: Sensor connections on tractors and implements
• Marine: Deck equipment and navigation instrument connections
• Repair & maintenance: Replacement cable assemblies for damaged GX12 connector leads

Package Contents

1 piece — GX12 waterproof connector with pre-wired power cable leads (pin count as selected). Male plug + female socket (or as specified in the variant selection).