Feature: 1. Applicable Cable: The circuit breaker is suitable for 6 to 8.7mm diameter cable, 7‑5 AWG cable, etc. Check the specification for better fit 2. Waterproof Performance: This circuit breaker features IP65 waterproof performance, safe and reliable for long term use. 3. Transparent Cover: The transparent cover of the circuit breaker is convenient to check the working statues. 4. Wide Application: This circuit breaker is suitable for PV solar panel grid connected system and solar off grid system solar power generation system, PV array, RV solar energy, etc. 5. Easy to Install: Comes with a compact size and a light weight as well, the easy installation can be quickly completed. Specification: Item Type: DC Circuit Breaker Mode: DZ47s 63Z Material: Pa66 Rated Current: 16A Rated Ultimate Short Circuit Breaking Capacity Icu: 6000A. Package List: 1 x MCB Box (Divided into Upper and Lower Parts)1 x Electric Tape2 x Waterproof Cover2 x Waterproof Joint2 x Rubber Ring 2 x Waterproof Ring6 x Screw4 x Wall Plug4 x Connection Terminal