Taco Zone Sentry 1-1/4" Flanged Main Header Pro Valve
Taco Zone Sentry 1-1/4" Flanged Main Header Pro Valve
National Boiler Supply is a premier, authorized procurement distributor for high-efficiency commercial equipment. Every order ships factory-direct, completely insured, and backed by full manufacturer engineering warranties and technical field support.
| Body Connection | 1-1/4" 2-Bolt Companion Flanged |
| Actuator Output Type | Normally Closed (2-Wire / End Switch) |
| Maximum Close-Off Pressure | 125 PSI (8.6 bar) |
| Power Consumption (Running) | 1.44 Watts (0.06 Amps @ 24VAC) |
| Fluid Temperature Limits | 32°F to 240°F (0°C to 115°C) |
| Maximum Static Pressure | 300 PSI (20.7 bar) |
| Flow Coefficient (Cv) | 25.0 (High Flow) |
Couldn't load pickup availability
The Taco Comfort Solutions® Zone Sentry® 1-1/4" Flanged Main Header Pro Valve represents a revolutionary milestone in high-volume hydronic zoning efficiency. Abandoning conventional, low-torque heat motors, the Zone Sentry relies on a high-efficiency microcircuit capacitor charging engine to drop electrical power consumption by up to 93%. This elite design guarantees positive, drop-tight close-off performance across major commercial mechanical manifolds and primary institutional heating trunks.
Key Performance Features:
- Universal Bidirectional Execution: Engineered with a symmetrical, full-port ball mechanism allowing process media to travel in either fluid direction with absolutely zero threat of physical water hammer tracking.
- Snap-Lock Modular Actuator: Outfitted with a toolless quick-release locking button, allowing field technicians to break down or service the motorized head block in seconds without exposing the closed loop piping grid.
- Uncompromised Capacity Scaling: Handles intense baseline close-off differential limits up to 125 PSI without weeping, stopping ghost flows completely in massive secondary loops.
System Integration Architecture: Utilizing a patented low-current draw draw-sequence (only 1.44 Watts active cycle power), installers can comfortably cascade up to 12 complete Zone Sentry valves off a standard single 40VA multi-zone control transformer without burning mechanical infrastructure.
