1/2" Threaded Zone Sentry Zone Valve, Normally Closed


Brand: Taco

Mfr Part#: Z050T2

UPC#: 687752866261

Availability: In Stock
Usually ships: within 1 business day
Qty Price
$80.95 / each
x4 $311.80 / box & Free Shipping
(4 x $77.95 / each)
  • Description
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Taco Z050T2 is a Motorized Zone Sentry Zone Valve with 1/2" Threaded, designed to be used in a wide variety of heating and cooling applications, provides on-off, normally open or normally closed control in both open and closed hot or chilled water hydronic systems.

Patented technology and microcircuit-based logic for controlling a gear driven electronic actuator make it the most technologically advanced zone valve ever made. The capacitor-powered valve is loaded with innovative technology and has a new high torque, high efficiency and highly reliable miniature motor. The valve can be installed in any orientation, allowing the operator to be mounted to the valve body regardless of direction. A green LED light shows full functionality of the valve.


Materials Of Construction (Actuator):

  • Body: High Performance Engineered Polymer;
  • Gears: High Performance Internally Lubricated Engineered Polymer.

Materials Of Construction (Standard Valve):

  • Body: Forged Brass;
  • Stem: Brass;
  • Press Ring: Brass;
  • Ball: Brass (Chrome Plated);
  • Seat: Modified Teflon;
  • O-Ring: EPDM.

Technical Specifications:

  • Connections: 1/2" Threaded (2-way);
  • Maximum Operating Pressure: 300 psi (2100 kPa);
  • Maximum Shutoff Pressure: 125 psi (875 kPa);
  • Maximum Ambient Temperature: 135°F;
  • Fluid Temperature Range: 20-220°F (7°-105°C);
  • Service: Water or Water/Glycol (up to 50% Glycol), Close Systems;
  • Ball Rotation Speed: 90° turn - approx. 5 sec;
  • Electrical Ratings: 24VAC, 60Hz, 0.48 Amps;
  • Power Consumption (Charging): 11.4 W, 0.48 Amps;
  • Power Consumption (Power On): 1.44 W, 0.06 Amps;
  • Heat Anticipator Setting: 0.5 Amps;
  • End Switch Ratings: 1 Amps @ 24VAC.
1/2" Threaded Zone Sentry Zone Valve, Normally Closed has an average 5.0 out of 5 rating based on 1 user review.
Works great
By HVAC guy (from CO) on 5/26/2015
We used these controls to upgrade a pneumatic system to a digital system. Part was easy to install, and works like we hoped it would. Very satisfied and will use these again!
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