Based on this product's specifications, here are some alternatives and similar models
EMITER EM-855_DCAC Hermetic DC/AC Switchgear IP66 with Dehn Surge Protection for 4 PV Strings and 4 MPPT
Summary description:
The EMITER EM-855_DCAC is a professional hermetic IP66-rated switchgear designed for photovoltaic systems. It features integrated Dehn type 1+2 DC surge arresters for 4 PV strings and 4 MPPT inputs, alongside a 3-phase AC surge arrester, a 100A main switch, and phase signaling with a socket. This robust unit ensures reliable protection and efficient power management for complex solar installations, providing safety against electrical surges in demanding outdoor environments.