Taco 571-4 Heat Motor Zone Valve

The Taco 571-4 Heat Motor Zone Valve is a reliable 2-Way hydronic control designed for precise boiler and radiant heating operation. This 3/4 inch nominal valve uses electronic actuation and a bronze body for durable, NO (Normally Open) operation in demanding hydronic heating systems.

Key specs: End connections soldered x soldered; Input supply rating 24 Volt AC at 60 Hz, 0.9 A; Temperature rating 40 to 240°F; Pressure rating 125 PSI; Media handled: water; Application: Hydronic heating system.

• Manual Open (Bypass) Lever for easy isolation and flow control
• Twist-Off Head for quick service
• Bellows or Globe Valve Construction for durable sealing
• Easy-to-Install design minimizes installation time
• Silent Operation to reduce system noise
• Rugged Dependability for long-lasting performance
• Patented Construction ensures reliable operation

Flow rating: 4.5–6 GPM. Overall dimensions: 2" depth x 4-13/16" height; End-to-End distance: 3-3/8".