Assembly, and maintenance of MC4 solar photovoltaic (PV) connectors and cables. The kit includes a ratcheting crimping tool, MC4 connector assembly/disassembly spanners, cable stripping tools, and assorted MC4 male and female connectors with contact pins. Suitable for crimping PV cables, ensuring secure, reliable, and weather-resistant electrical connections in residential, commercial, and industrial solar power systems. Supplied in a portable carrying case for convenient storage and transport.