Features 1、RATED VOLTAGE: This circuit breaker can use DC 12‑400V to preserve ‑ and + poles or AC 90‑400V to preserve L and N poles. 2、APPLICABLE CABLE: This PV solar disconnect switch is suitable for 6 to 8.7mm diameter, 7 to 5 AWG cables. 3、IP65 WATERPROOF: The isolator switch is IP65 waterproof grade, which is not afraid of rainy days and can be used safely outdoors. 4、TRANSPARENT COVER: The transparent upper cover of the circuit breaker box is convenient for user to check the status of the device. 5、WIDE USAGE: This disconnect switch is suitable for photovoltaic solar panel grid connection systems and solar off grid systems solar power generation systems, PV array, RV solar energy, etc. Specification Item Type: PV Solar Disconnect Switch Material: Pa66 Model: DZ47X 63 Rated Current: 40A Rated Voltage: AC 90-400V, DC 12-400V Icu: 4000A Uimp: 4KV Package List 1 x PV Solar Disconnect Switch (Upper and Lower Parts) 1 x Electric Tape 2 x Waterproof Cap 2 x Waterproof Connector 2 x Ring 2 x Waterproof Ring 7 x Screw 4 x Anchor 4 x Connection Terminal