Series 3ZV1 Three-Way Zone Valve

Economical, Manual Override

3ZV1 Series Zone Valves are ideal for flow control in hot and cold water HVAC systems. The 3ZV1 is electrically driven to open and spring to close. Units are available in 1/2", 3/4", and 1"; sizes with 24 or 120 VAC power supply. Easy to install these units are direct replacements for competitor units. Manual override lever is easily accessible externally. Consult factory for 220 VAC power supply, optional auxiliary switches, and BSP or sweat connections.

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Models & Ordering

Shipping Information

All shipping times are dependent on product availability at time of shipment.

Although we make every effort to ensure a continuous supply of our products, occasional circumstances may force us to temporarily run out of a product, or have shipping delays. Should this occur, customers will be notified soon after placement of any orders for such products and, if applicable, items will be put on backorder. For orders requiring expedited shipment, our customer service team can be contacted to confirm product availability

Model Description Usually Ships* Price Order
Ships: 14-15 Weeks
Price: $70.00
Three-way zone valve, 1/2" NPT, Cv of 3.78, 24 VAC, close-off pressure 22 psi (1.5 bar). 14-15 Weeks* $70.00 Order
Ships: 11-12 Weeks
Price: $70.00
Three-way zone valve, 1/2" sweat, Cv of 3.78, 120 VAC, close-off pressure 22 psi (1.5 bar). 11-12 Weeks* $70.00 Order
Ships: 11-12 Weeks
Price: $128.00
Three-way zone valve, 1" sweat, Cv of 8.02, 120 VAC, close-off pressure 14.5 psi (1.0 bar). 11-12 Weeks* $128.00 Order
Ships: 7-8 Weeks
Price: $128.00
Three-way zone valve, 1" BSPT, Cv of 8.02, 220/230 VAC, close-off pressure 14.5 psi (1.0 bar). 7-8 Weeks* $128.00 Order


Compatible fluids.
Line Size:
1/2" to 1".
End Connections:
Female NPT (optional BSP, sweat connections).
Pressure Limits:
Maximum: 300 psi (20.7 bar); Close-off: see chart on Catalog page.
Temperature Limits:
Ambient: 32 to 104°F (0 to 40°C); Process: 32 to 201°F (0 to 94°C).
Wetted Materials:
Brass, stainless steel, NBR.
Flow Characteristic:
Quick opening.
Power Requirements:
120 VAC or 24 VAC, ±10%, 50/60 Hz, (optional 220 VAC).
Power Consumption:
6.5 W.
Electrical Connection:
22 AWG, 5" (127 mm) long.
Cycle Time:
Opening time: 11 seconds; Closing time: 5 seconds.
Enclosure Rating:
General purpose.
Housing Material:

Product Literature


Catalog Pages


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