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Refined By

Brand
Caleffi

Model

loading spinner

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.

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.

...

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

Caleffi Z616535 3-WAY 3/4 SWT 5.0CV NC 120V ES

Caleffi
  • Mfr Part # Z616535
  • Parts Town # CALEZ616535
  • Quantity0

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

Caleffi Z616537 3-WAY NC ES 120 3/4 SWT 7.5

Caleffi
  • Mfr Part # Z616537
  • Parts Town # CALEZ616537
  • Quantity0

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

Caleffi Z616637 3WAY, NC,ES 120V 1 7.5

Caleffi
  • Mfr Part # Z616637
  • Parts Town # CALEZ616637
  • Quantity0

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

Caleffi Z621413 3-WAY 1/2 NPT NC 24V W/O ES 3.5CV

Caleffi
  • Mfr Part # Z621413
  • Parts Town # CALEZ621413
  • Quantity0

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

Caleffi Z621433 3-WAY 1/2 SWT NC 24V W/O ES 3.5CV

Caleffi
  • Mfr Part # Z621433
  • Parts Town # CALEZ621433
  • Quantity0

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

Caleffi Z621517 3-WAY 3/4 NPT NC 24V W/O ES 7.5CV

Caleffi
  • Mfr Part # Z621517
  • Parts Town # CALEZ621517
  • Quantity0

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

Caleffi Z626412 3-WAY 1/2 NPT NC 120V W/O ES 2.5CV

Caleffi
  • Mfr Part # Z626412
  • Parts Town # CALEZ626412
  • Quantity0

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

Caleffi Z626432 3-WAY 1/2 SWT NC 120V W/O ES 2.5CV

Caleffi
  • Mfr Part # Z626432
  • Parts Town # CALEZ626432
  • Quantity0

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

Caleffi Z626433 3-WAY 1/2 SWT NC 120V W/O ES 3.5CV

Caleffi
  • Mfr Part # Z626433
  • Parts Town # CALEZ626433
  • Quantity0

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

Caleffi Z626515 3-WAY 3/4 NPT 5.0CV NC 120V NO ES

Caleffi
  • Mfr Part # Z626515
  • Parts Town # CALEZ626515
  • Quantity0

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

Caleffi Z626517 3-WAY 3/4 NPT 7.5CV NC 120V NO ES

Caleffi
  • Mfr Part # Z626517
  • Parts Town # CALEZ626517
  • Quantity0

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

Caleffi Z626535 3-WAY 3/4 SWT 5.0CV NC 120V NO ES

Caleffi
  • Mfr Part # Z626535
  • Parts Town # CALEZ626535
  • Quantity0

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

Caleffi Z626537 3-WAY 3/4 SWT NC 120V W/O ES 7.5CV

Caleffi
  • Mfr Part # Z626537
  • Parts Town # CALEZ626537
  • Quantity0

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

Caleffi Z626637 3-WAY 1 SWT 7.5CV NC 120V NO ES

Caleffi
  • Mfr Part # Z626637
  • Parts Town # CALEZ626637
  • Quantity0

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

Caleffi Z626737 3WAY,NC,120V 1-/14 SWT,7.5

Caleffi
  • Mfr Part # Z626737
  • Parts Town # CALEZ626737
  • Quantity0

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

Caleffi Z651433 3WAY 1/2SWT 3.5CV 24V NC ES WTIH TERM B

Caleffi
  • Mfr Part # Z651433
  • Parts Town # CALEZ651433
  • Quantity0

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

Caleffi Z651517 3WAY 3/4NPT 7.5CV 24V NC ES WITH TERM B

Caleffi
  • Mfr Part # Z651517
  • Parts Town # CALEZ651517
  • Quantity0

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

Caleffi Z651537 3WAY 3/4SWT 7.5CV 24V NC ES WITH TERM B

Caleffi
  • Mfr Part # Z651537
  • Parts Town # CALEZ651537
  • Quantity0

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

Caleffi Z651637 3WAY 1 SWT 7.5CV 24V NC ES WITH TERM BL

Caleffi
  • Mfr Part # Z651637
  • Parts Town # CALEZ651637
  • Quantity0

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

Caleffi Z651737 3WAY 24V NC W/ES TERMNAL BLK 1-1/4 SWT

Caleffi
  • Mfr Part # Z651737
  • Parts Town # CALEZ651737
  • Quantity0

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

Caleffi ZSR101 ZONE PUMP RELAY-1 ZONE

Caleffi
  • Mfr Part # ZSR101
  • Parts Town # CALEZSR101
  • Quantity0

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

Caleffi ZSR103 ZONE PUMP RELAY-3 ZONE

Caleffi
  • Mfr Part # ZSR103
  • Parts Town # CALEZSR103
  • Quantity0

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

Caleffi ZSR104 ZONE PUMP RELAY-4 ZONE

Caleffi
  • Mfr Part # ZSR104
  • Parts Town # CALEZSR104
  • Quantity0

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

Caleffi ZSR106 ZONE PUMP RELAY-6 ZONE

Caleffi
  • Mfr Part # ZSR106
  • Parts Town # CALEZSR106
  • 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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