TOMZN Solar Photovoltaic PV Combiner Box Lightning Protection 3 in 3 out DC 1000V Fuse MCB 3P SPD Waterproof Box Iron Cabinet

General

This 3-String Iron Enclosure PV Combiner Box is designed for photovoltaic systems. Each of the three strings is equipped with a 4P 1000V DC circuit breaker, a 2P fuse, and a 1000V 20-40kA shield-type surge protective device (SPD). The iron enclosure features an integrated grounding design for enhanced electrical safety. Built for durability and reliable overcurrent, short circuit, and surge protection, this combiner box is suitable for outdoor and industrial PV installations.

Parameters

Product Type: 3-String PV combiner box
Enclosure Material: Iron (steel)
Number of Strings: 3
Per String – Circuit Breaker: 4P, 1000V DC
Per String – Fuse: 2P
Per String – Surge Protective Device (SPD): Shield-type, 1000V, 20-40kA
Enclosure Grounding: Yes (integrated grounding design)
Application: Photovoltaic (PV) systems, solar combiner box, outdoor/industrial installations
Protection Functions: Overcurrent protection, short-circuit protection, surge protection