Heavy Duty Connectors
The Heavy Duty Connector series is a high-reliability industrial connector with a modular design, enabling multi-core integration and fast mating. Featuring IP67/IP68 protection, it is waterproof, dustproof, and shockproof for harsh environments. The housing, made of metal or high-strength plastic, ensures mechanical strength and corrosion resistance.
Ideal for power, automation, and railway applications, it supports high-current, high-voltage, and signal transmission while enhancing equipment maintenance efficiency.

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Heavy-duty Connector Housing
Heavy-duty connector Housing is made of metal with IP65/IP67 protection, dustproof, waterproof and anti-vibration.
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Heavy-duty connector pins
Heavy duty connector pins are designed for high reliability connection, made of copper alloy with optional silver or gold plated surface to ensure excellent conductivity and corrosion resistance.
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Heavy-duty Connector Inserts
Heavy-duty connector inserts are made of high-strength insulating material with IP67 protection and V0 flame retardant performance. The modular design is suitable for multiple scenarios and supports screw, cold press and spring wiring to ensure reliable signal and power transmission.
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Accessory
Heavy-duty connector accessories are available in a variety of convenient styles to enhance system performance and ease of maintenance. The range of accessories includes metal covers, cable glands, pin strippers and cold crimp pliers. Whether for industrial automation, energy equipment or transportation, SUPU provides reliable connections.