The New EWC Controls BMPLUS 3000 Rev B UltraZone 3 Zone Control Panel with Sensor is an expansion module designed for HVAC systems, specifically compatible with Trane products. This corded electric control panel operates at 24V and is made of durable plastic material. It is suitable for controlling central furnace, central air conditioner, air conditioner split system, and heat pump split system. With its 1-phase power source, this control panel is a reliable and efficient solution for managing climate control in various settings.