Viessmann 7831456 Radial Fan R-134A this component reaches the necessary

this component reaches the necessary incandescent temperatures to safely light gas burners

Universal compatibility with proportional 0-10VDC or 5-10VDC control signals via internal jumper selection

For a reliable field install

this unit is intended for non-hazardous liquids in non-classified areas only

and a standard 1/4" NPT connection

Viessmann 7831456 Radial Fan R-134A this component reaches the necessaryThe Viessmann 7831456 Radial Fan is a high performance RG148 assembly engineered specifically for Vitodens 200 W WB2B series gas condensing boilers. As a critical component for combustion air supply and flue gas extraction, this fan ensures the necessary static pressure to maintain efficient modulation across the boiler's firing range. Designed for the WB2B 45 and WB2B 60 models, it features a brushless EC motor and a durable die cast aluminum