EWC Controls ZXM-2 Expansion Panel R-134A which must be sized to

which must be sized to match your specific motor or fan shaft diameter

this two groove variable speed pulley is a staple for contractors handling high-demand blowers and fans

Is the Carrier 328270-409 compatible with all Carrier furnaces

Constructed with a heavy-duty 8-inch diaphragm and an adjustable loading ring

EWC Controls ZXM-2 Expansion Panel R-134A which must be sized toThe EWC Controls ZXM 2 is a dedicated two zone expansion module engineered specifically for use with the Ultrazone UZC 4 control system. This HVAC zone expansion panel allows contractors to scale commercial or residential zoning systems from the base four zones up to a maximum of 22 zones by daisy chaining multiple units using standardized RJ 45 patch cables. Each ZXM 2 expansion board provides independent control for two additional zones, featuring