Electrical power supply connector

wire-to-wirecircularclick-lock

Product overview
3‑pin waterproof power connector MJ32 rated for 80A use in energy storage and industrial power systems. Designed for reliable high-current transmission in outdoor and demanding industrial environments, featuring an IP67 sealed housing, QuickLock tool-free mating with audible click feedback, and silver‑plated copper contact pins for low-resistance current flow.

Key features

• 80A current rating – supports continuous high-current applications with 4.0 mm silver-plated copper pins.
• QuickLock connection – tool-free locking with audible click and anti-vibration design for secure mating.
• IP67 waterproof and dustproof – sealed against ingress for outdoor and industrial use; IP69K available on request.
• Energy storage ready – suitable for battery racks, BMS interfaces and modular storage systems.
• International certifications – ISO9001, CE, UL and RoHS for global market compliance.

Technical table (3-Pin variant)
Pin number: 3
Contact pin diameter: 4.0 mm
Current rating: 80A
Voltage rating: 600V
Withstanding (dielectric) voltage: 2000V
Cable gauge: 4mm²–16mm² (10–5 AWG)
Max cable diameter: Φ25.0 mm
Protection level: IP67 (optional IP69K)
Connecting mode: QuickLock (tool-free, audible click)
Flame retardancy: UL94‑V0
Operating temperature: -40°C – 105°C
Certifications: ISO9001, CE, UL, RoHS

Product overview list (additional highlights)

• High-reliability sealed design for harsh outdoor and industrial environments.
• Wide operating temperature range for extreme climates; select series up to +125°C.
• Flame-retardant engineering-plastic housing with impact resistance (UL94 V‑0).
• Durability rated for 500+ mating cycles to ensure long-term contact stability.

Technical specifications

• Series / Model: MJ32
• Configuration: 3-pin
• Rated current: 80A
• Contact pin diameter: 4.0 mm
• Rated voltage: 600V
• Dielectric withstanding voltage: 2000V
• Cable gauge supported: 4mm²–16mm² (10–5 AWG)
• Maximum cable diameter: Φ25.0 mm
• Protection: IP67 (optional IP69K)
• Connecting mode: QuickLock (tool-free, audible click)
• Flammability rating: UL94‑V0
• Operating temperature range: -40°C – 105°C
• Certifications: ISO9001, CE, UL, RoHS