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Refined By

Brand
Caleffi

Model

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Part Category

  • Actuators(1)
  • Bearings & Bushings(1)
  • Brackets & Retainers(4)
  • Caps & Plugs(1)
  • Controls(1)
  • Filters, Screens & Driers(9)
  • Gaskets & Seals(1)
  • Gauges & Thermometers(1)
  • Handles(1)
  • Hoses, Pipes & Tubing(1)
  • Insulation(25)
  • Knobs & Dials(1)
  • Nuts, Bolts & Screws(36)
  • Panels, Covers & Lids(2)
  • Pressure Relief Controls(6)
  • Probes & Sensors(3)
  • Pumps & Motors(5)
  • Regulators(12)
  • Switches & Buttons(18)
  • Valves, Solenoids & Fittings(363)
  • Washers, Rings & Spacers(11)

Category

Plumbing Supplies (37)
Cool,Calm and Collected- Real OEM HVAC Pars Are in Season! SHOP NOW

Caleffi Replacement Parts

Caleffi specializes in precision-engineered components that protect hydronic and HVAC systems from pressure imbalance and thermal stress. These parts are essential for maintaining safe operation while improving overall system efficiency.

  • Pressure relief and safety valves
  • Radiant manifolds
  • Flow switches
  • Temperature and pressure monitoring devices

Parts Town offers a wide range of real OEM Caleffi parts that are always genuine OEM and tested and approved by the equipment manufacturer. Designed for exact fit and dependable performance, these components help deliver reliability, safety, efficiency and warranty protection across demanding applications.

With the most in-stock parts on the planet, Parts Town helps minimize downtime when system issues arise. Plus, Parts Town offers same-day shipping on in-stock items until 9 PM ET Monday–Friday, making it easy to get real parts faster and keep equipment protected.

No matching models were found. Please try changing your search keyword or adjusting your search selections.

Caleffi

Caleffi Parts & Manuals

Caleffi parts from Parts Town are built to safeguard hydronic and HVAC systems where pressure balance and temperature control matter most. Our selection of real OEM Caleffi replacement parts includes critical components like air separators, balancing valves and pressure relief valves designed to protect equipment from damage. We only carry genuine OEM Caleffi parts so you can keep your system well-maintained and performing reliably day in and day out.

...
Caleffi

Caleffi Parts & Manuals

Caleffi parts from Parts Town are built to safeguard hydronic and HVAC systems where pressure balance and temperature control matter most. Our selection of real OEM Caleffi replacement parts includes critical components like air separators, balancing valves and pressure relief valves designed to protect equipment from damage. We only carry genuine OEM Caleffi parts so you can keep your system well-maintained and performing reliably day in and day out.

...

Caleffi Z55P Z-ONEâ„¢ 2-WAY,NC TERMINAL BLOCK, W/ MS,24V,3/4",UNION PRESS,7.5CV

Caleffi
  • Mfr Part # Z55P
  • Parts Town # CALEZ55P
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z55P3 Z-ONEâ„¢ 2-WAY,NC TERMINAL BLOCK, W/ MS,24V,3/4",UNION PRESS,3.5CV

Caleffi
  • Mfr Part # Z55P3
  • Parts Town # CALEZ55P3
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z55PL Z-ONEâ„¢ 2-WAY,NC TERMINAL BLOCK, W/ MS,24V,3/4",UNION PRESS LONG,7.5CV

Caleffi
  • Mfr Part # Z55PL
  • Parts Town # CALEZ55PL
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z55S Z-ONEâ„¢ 2-WAY,NC TERMINAL BLOCK, W/ MS,24V,3/4",UNION SWEAT,7.5CV

Caleffi
  • Mfr Part # Z55S
  • Parts Town # CALEZ55S
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z56 Z-ONE™ 2-WAY VALVE BODY,NORMALLY CLOSED ACTUATOR TERMINAL BLOCKW/ SWITCH,24V,1",SWEAT,7.5CV,20 PSI ∆P

Caleffi
  • Mfr Part # Z56
  • Parts Town # CALEZ56
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z56P Z-ONEâ„¢ 2-WAY,NC TERMINAL BLOCK, W/ MS,24V,1",UNION PRESS,7.5CV

Caleffi
  • Mfr Part # Z56P
  • Parts Town # CALEZ56P
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z57 Z-ONE™ 2-WAY VALVE BODY,NORMALLY CLOSED ACTUATOR TERMINAL BLOCKW/ SWITCH,24V,1 1/4",SWEAT,7.5CV,20 PSI ∆P

Caleffi
  • Mfr Part # Z57
  • Parts Town # CALEZ57
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z611411 3WAY,NC,ES,24V,1/2NPT,1CV

Caleffi
  • Mfr Part # Z611411
  • Parts Town # CALEZ611411
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z611413 3WAY,NC,ES,24V,1/2NPT,3.5

Caleffi
  • Mfr Part # Z611413
  • Parts Town # CALEZ611413
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z611431 3WAY, NC,ES,24V,1/2SWT 1.CV

Caleffi
  • Mfr Part # Z611431
  • Parts Town # CALEZ611431
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z611432 3WAY,NC,ES,24V,1/2SWT,2.5CV

Caleffi
  • Mfr Part # Z611432
  • Parts Town # CALEZ611432
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z611433 3-WAY 1/2 SWT NC 24V W/ES 3.5CV

Caleffi
  • Mfr Part # Z611433
  • Parts Town # CALEZ611433
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z611513 3-WAY 3/4 NPT 3.5CV 24V ES

Caleffi
  • Mfr Part # Z611513
  • Parts Town # CALEZ611513
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z611515 3-WAY 3/4 NPT 5.0CV NC 24V ES

Caleffi
  • Mfr Part # Z611515
  • Parts Town # CALEZ611515
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z611532 3WAY 3/4 SWT 2.5CV 24VNC ES

Caleffi
  • Mfr Part # Z611532
  • Parts Town # CALEZ611532
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z611533 3WAY 3/4 SWT 3.5CV 24V NC ES

Caleffi
  • Mfr Part # Z611533
  • Parts Town # CALEZ611533
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z611535 3WAY 3/4 SWT 5.0CV 24V NC ES

Caleffi
  • Mfr Part # Z611535
  • Parts Town # CALEZ611535
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z611537 3-WAY 3/4 SWT 7.5 CV 24V NC W/ES

Caleffi
  • Mfr Part # Z611537
  • Parts Town # CALEZ611537
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z611617 3WAY,NC,ES,24V,1,NPT,8.0CV

Caleffi
  • Mfr Part # Z611617
  • Parts Town # CALEZ611617
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z611635 3 WAY,1SWT,5.0CV,24V NC END

Caleffi
  • Mfr Part # Z611635
  • Parts Town # CALEZ611635
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z611637 3WAY,NC,ES,24V,1 SWT,7.5

Caleffi
  • Mfr Part # Z611637
  • Parts Town # CALEZ611637
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z611737 3WAY,NC,ES,24V,1-1/4SWT,7.5

Caleffi
  • Mfr Part # Z611737
  • Parts Town # CALEZ611737
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z616413 3WAY,NC,ES,120V,1/2NPT,3.5

Caleffi
  • Mfr Part # Z616413
  • Parts Town # CALEZ616413
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Caleffi Z616515 3-WAY 3/4 NPT 5.0CV NC 120V ES

Caleffi
  • Mfr Part # Z616515
  • Parts Town # CALEZ616515
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

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