Cahors CSC-PI4 Plug-In DC Connector Designed for safe, reliable, and long-lasting connections in solar PV systems, the Cahors CSC-PI4 is a snap-in, NEC code-compliant DC connector rated for 1500 VDC. With current ratings up to 50A (for 6mm² cables) and IP65/68 protection, it's built to perform in the harshest outdoor environments — from extreme heat to prolonged water exposure. Manufactured with copper tin-plated contacts and halogen-free mPPE insulation, the CSC-PI4 delivers ultra-low contact resistance (≤0.30mΩ) and a wide operating temperature range of -40°C to +85°C. Its non-rewirable, crimped design ensures secure, tamper-resistant terminations, while compliance with IEC/EN 62852 standards guarantees safety and performance you can rely on. #best quality MC4 connector