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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)
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  • Nuts, Bolts & Screws(36)
  • Panels, Covers & Lids(2)
  • Pressure Relief Controls(6)
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  • 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.

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.

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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.

...

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

Caleffi Z307537 Z-ONE™ 3-WAY VALVE BODY,3/4",SWEAT,5.0CV,25 PSI ∆P

Caleffi
  • Mfr Part # Z307537
  • Parts Town # CALEZ307537
  • Quantity0

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

Caleffi Z40 Z-ONE™ 2-WAY VALVE BODY,NORMALLY CLOSED ACTUATORW/ SWITCH,24V,INVERTED FLARE,INVERTED FLARE,3.5CV,50 PSI ∆P

Caleffi
  • Mfr Part # Z40
  • Parts Town # CALEZ40
  • Quantity0

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

Caleffi Z40F Z-ONE™ 2-WAY,NCW/ MS,24V,INVERTED FLARE, INVERTED FLARE,3.5CV W/ FITTINGS

Caleffi
  • Mfr Part # Z40F
  • Parts Town # CALEZ40F
  • Quantity0

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

Caleffi Z411413 2-W,1/2NPT,3-5CV, 24V,NC,ES

Caleffi
  • Mfr Part # Z411413
  • Parts Town # CALEZ411413
  • Quantity0

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

Caleffi Z411431 2WAY,NC,ES,24V,1/2SWT,1.0CV

Caleffi
  • Mfr Part # Z411431
  • Parts Town # CALEZ411431
  • Quantity0

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

Caleffi Z411432 2WAY,NC,ES,24V,1/2SWT,2.5CV

Caleffi
  • Mfr Part # Z411432
  • Parts Town # CALEZ411432
  • Quantity0

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

Caleffi Z411433 2WAY,1/2SWT,NC,24V,ES,3.5CV

Caleffi
  • Mfr Part # Z411433
  • Parts Town # CALEZ411433
  • Quantity0

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

Caleffi Z411512 2WAY,NC,ES,3/4SWT,2.5CV

Caleffi
  • Mfr Part # Z411512
  • Parts Town # CALEZ411512
  • Quantity0

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

Caleffi Z411513 2-WAY 3/4 NPT NC 24V W/ES 3.5CV

Caleffi
  • Mfr Part # Z411513
  • Parts Town # CALEZ411513
  • Quantity0

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

Caleffi Z411515 2W,3/4 NPT,5.0CV,24V, NC,ES

Caleffi
  • Mfr Part # Z411515
  • Parts Town # CALEZ411515
  • Quantity0

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

Caleffi Z411517 2WY 3/4 NPT 7.5CV 24V NC ES

Caleffi
  • Mfr Part # Z411517
  • Parts Town # CALEZ411517
  • Quantity0

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

Caleffi Z411532 2WAY,NC,ES,24V,3/4SWT,2.5CV

Caleffi
  • Mfr Part # Z411532
  • Parts Town # CALEZ411532
  • Quantity0

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

Caleffi Z411533 2WAY,NC,ES,24V,3/4SWT,3.5

Caleffi
  • Mfr Part # Z411533
  • Parts Town # CALEZ411533
  • Quantity0

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

Caleffi Z411535 2WAY NC ES 24V 3/4SWT 5.0CV

Caleffi
  • Mfr Part # Z411535
  • Parts Town # CALEZ411535
  • Quantity0

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

Caleffi Z411617 2-WAY, 24V,NC,ES,1 NPT,7.5

Caleffi
  • Mfr Part # Z411617
  • Parts Town # CALEZ411617
  • Quantity0

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

Caleffi Z411635 2-WAY, NC, ES, 1 SWT, 5 CV

Caleffi
  • Mfr Part # Z411635
  • Parts Town # CALEZ411635
  • Quantity0

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

Caleffi Z416411 2WAY, NC,ES,120V 1/2 NPT 1.0

Caleffi
  • Mfr Part # Z416411
  • Parts Town # CALEZ416411
  • Quantity0

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

Caleffi Z416533 2WAY, NC,ES,120V 3/4SWT 3.5

Caleffi
  • Mfr Part # Z416533
  • Parts Town # CALEZ416533
  • Quantity0

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

Caleffi Z416535 2WAY, NC,ES 120V 3/4SWT 5.0

Caleffi
  • Mfr Part # Z416535
  • Parts Town # CALEZ416535
  • Quantity0

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

Caleffi Z416537 2WAY 120V NC W/ES 3/4 SWT 7.5CV

Caleffi
  • Mfr Part # Z416537
  • Parts Town # CALEZ416537
  • Quantity0

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

Caleffi Z416617 3-WAY, 120V,NC,ES,1 NPT,7.5

Caleffi
  • Mfr Part # Z416617
  • Parts Town # CALEZ416617
  • Quantity0

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

Caleffi Z416637 2WAY, NC,ES,120V 1SWT 7.5

Caleffi
  • Mfr Part # Z416637
  • Parts Town # CALEZ416637
  • Quantity0

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

Caleffi Z42 Z-ONE™ 2-WAY VALVE BODY,NORMALLY CLOSED ACTUATORW/ SWITCH,24V,1/2",SAE FLARE,3.5CV,35 PSI ∆P

Caleffi
  • Mfr Part # Z42
  • Parts Town # CALEZ42
  • Quantity0

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

Caleffi Z421041 INVERTED FLARE, 1.0 CV,75PSI

Caleffi
  • Mfr Part # Z421041
  • Parts Town # CALEZ421041
  • 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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