Voltage Rating: 600V DC MCB Rating: 20A DC (Sibass) SPD Rating: 600V DC (Sibass) Fuse Holder Rating: 20A DC (Sibass/Orbit/Indo Power)Enclosure Rating: IP66 Waterproof Application: Solar PV Systems (1 Series/String × up to 12 Panels max.) Dimensions: 21 × 10 × 17 cm Manufacturer: Daystar Solutions