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550 Series Heat Motor Valves

Sorry – this product is no longer available

The 550 Series Heat Motor Valves are no longer available although you may find similar or replacement versions below.

550 Series Heat Motor Valves

This product is no longer available. Documents and resources are still accessible.

550 Series (Models 555, 556, 557)

The 550 Series Heat Motor Valves is designed for high-head capacity applications such as high-rise residential and commercial buildings. Heavy-duty construction of the 550 Series Heat Motor Valves enables this series to operate up to 150 feet of pump head. Available in 1/2” – 1” sweat connections.

Instruction Sheet    
Submittal Data    
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Performance Data

Operate up to 150 feet of pump head
Available in 1/2”- 1” sweat connections

  • Proven Performance – Millions in Use. Taco Zone Valves are the Industry’s Top Choice for Consistent Performance.
  • Rugged Dependability
  • Silent Operation
  • Twist Off Head
  • Bellows or Globe Valve Construction Ensures Positive Shut-off and Leak Proof Operation
  • Patented Construction
  • Easy to Install
  • Manual Open (Bypass) Lever
  • 24 VAC Powered with Isolated End Switch
  • 100% Factory Tested
  • Made in the USA
  • 3 Year head, 1 Year Body Warranty
  • Designed for high-head capacity applications
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