Compatible: A pair of MC-4 male/female cable fuse connectors (M/F), suitable for all Photonic Universe solar panels and most other solar panels. Technical specifications: - Rated current: 30A - Rated voltage: DC1000V - Flame retardant level: UL94-V0 - Ambient temperature: -40°C to +90°C. High-strength insulating waterproof silicone ring, IP67 waterproof, dustproof and UV-resistant, TÜV tested cable. The housing is made of high-strength PPO plastic, durable, radiation-resistant, cold-resistant, high-strength, impact-resistant, flame-retardant. p> The male and female connectors have a stable self-locking system and are easy to insert and remove. Quick and easy assembly and easy removal of plugs without the need for additional tools.