This Honeywell V8043B1027/U electric zone valve is brand new in its original box. It is compatible with Honeywell products, specifically central furnace and central air conditioner systems. The valve is made of high-quality materials such as stainless steel, brass, and steel, with a 4-inch diameter and 3-inch width. The unit has a 24V power supply and weighs only 1 pound. Although the year of manufacture is unknown, this Honeywell zone valve is in excellent working condition. Use it to regulate the flow of water in your HVAC system with ease.