It features a robust 3-phase motor designed for 200-220V/50Hz and 208-230V/60Hz configurations

efficient extraction of flue gases

ASME Section IV Certified: National Board capacity certified (NB) for high-output hot water boiler protection

As a direct replacement for the legacy HN67ZA002A

Efficient Power Usage: Uses a brushless DC motor for consistent speed and reduced energy draw compared to traditional AC motors

Greenheck SP-A250 Ceiling Exhaust Fan mario It features a robust 3-phaseThe Greenheck SP A250 Ceiling Exhaust Fan is a high performance 115V direct drive ventilation solution engineered for clean air applications in residential, multi family, and hospitality environments. This unit delivers an airflow range of 92 to 294 CFM, efficiently managing moisture and pollutants with minimal acoustic impact. Built with a galvanized steel housing and an acoustically insulated interior, the SP A250 is designed for quiet operation,