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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.

...
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 F57312DDT GASKET FOR 5453 COLLAR

Caleffi
  • Mfr Part # F57312DDT
  • Parts Town # CALEF57312DDT
  • Quantity0

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

Caleffi F59650 AUTOFILL REPLACEMENT CARTRIDGE

Caleffi
  • Mfr Part # F59650
  • Parts Town # CALEF59650
  • Quantity0

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

Caleffi F59917 REPL. ELEMENT FOR 1-1/4" (NPT, PRESS) TO 2" (ALL)

Caleffi
  • Mfr Part # F59917
  • Parts Town # CALEF59917
  • Quantity0

Out of Stock, backorders usually ship in 15-17 days.

Caleffi F61008 1 UNION NUT

Caleffi
  • Mfr Part # F61008
  • Parts Town # CALEF61008
  • Quantity0

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

Caleffi F67037 O-RING FOR GAUGE ADAPTOR

Caleffi
  • Mfr Part # F67037
  • Parts Town # CALEF67037
  • Quantity0

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

Caleffi F69293 REPAIR KIT ALL 1/23/4 SWT Z2-Z3 VALVE

Caleffi
  • Mfr Part # F69293
  • Parts Town # CALEF69293
  • Quantity0

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

Caleffi F69294 REPAIR KIT 3/4 NPT ALL 1 Z2-Z3 VALVES

Caleffi
  • Mfr Part # F69294
  • Parts Town # CALEF69294
  • Quantity0

Out of Stock, backorders usually ship in 10-12 days.

Caleffi F69381 REPLACEMENT LEGIOMIX SENSOR 2-1/2, 3

Caleffi
  • Mfr Part # F69381
  • Parts Town # CALEF69381
  • Quantity0

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

Caleffi F69590 REPLACEMENT CARTRIDGE S1 MANIFOLD

Caleffi
  • Mfr Part # F69590
  • Parts Town # CALEF69590
  • Quantity0

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

Caleffi F69591 REPLACEMENT RECIRCULATION SENSOR

Caleffi
  • Mfr Part # F69591
  • Parts Town # CALEF69591
  • Quantity0

Out of Stock, backorders usually ship in 10-12 days.

Caleffi F69600 FLOW METER FOR 668S1A SERIES MANIFOLDS

Caleffi
  • Mfr Part # F69600
  • Parts Town # CALEF69600
  • Quantity0

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

Caleffi F69804 REPLACEMENT MIXED SENSOR 1-1/2", 2" VALVE

Caleffi
  • Mfr Part # F69804
  • Parts Town # CALEF69804
  • Quantity0

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

Caleffi F69807 REPLACEMENT MIXED SENSOR 1", 1-1/4" VALVE

Caleffi
  • Mfr Part # F69807
  • Parts Town # CALEF69807
  • Quantity0

Out of Stock, backorders usually ship in 10-12 days.

Caleffi F69888 REPLACEMENT BATT. LEGIOMIX CIRCUITBOARD

Caleffi
  • Mfr Part # F69888
  • Parts Town # CALEF69888
  • Quantity0

Out of Stock, backorders usually ship in 10-12 days.

Caleffi KIT290503A TANKLESS WATER HEATER SERVICE KIT 3/4" FNPT W PRV

Caleffi
  • Mfr Part # KIT290503A
  • Parts Town # CALEKIT290503A
  • Quantity0

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

Caleffi KIT290504A TANKLESS WATER HEATER SERVICE KIT 3/4" FNPT W PRV EQUAL LENGTH

Caleffi
  • Mfr Part # KIT290504A
  • Parts Town # CALEKIT290504A
  • Quantity0

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

Caleffi KIT520510AP TANKMIXER™ COMPACT COMBI - 3/4" MNPT W/GAUGE, ISOLATION SERVICE VALVES2.0CV, ASSE1017

Caleffi
  • Mfr Part # KIT520510AP
  • Parts Town # CALEKIT520510AP
  • Quantity0

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

Caleffi KIT520510AX TANKMIXER™ COMBI - 3/4" MNPT, W/GAUGE, ISOLATION SERVICE VALVES2.0CV, ASSE1017

Caleffi
  • Mfr Part # KIT520510AX
  • Parts Town # CALEKIT520510AX
  • Quantity0

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

Caleffi KIT520516AP TANKMIXER™ COMPACT COMBI - 3/4" PRESS W/GAUGE, ISOLATION SERVICE VALVES2.0CV, ASSE1017

Caleffi
  • Mfr Part # KIT520516AP
  • Parts Town # CALEKIT520516AP
  • Quantity0

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

Caleffi KIT520516AX TANKMIXER™ COMBI - 3/4" PRESS, W/GAUGE, ISOLATION SERVICE VALVES2.0CV, ASSE1017

Caleffi
  • Mfr Part # KIT520516AX
  • Parts Town # CALEKIT520516AX
  • Quantity0

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

Caleffi KIT520517AX TANKMIXER™ COMBI - 3/4" PEX CRIMP, W/GAUGE, ISOLATION SERVICE VALVES2.0CV, ASSE1017

Caleffi
  • Mfr Part # KIT520517AX
  • Parts Town # CALEKIT520517AX
  • Quantity0

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

Caleffi KIT520518AX TANKMIXER™ COMBI - 3/4" PEX EXP., W/GAUGE, ISOLATION SERVICE VALVES2.0CV, ASSE1017

Caleffi
  • Mfr Part # KIT520518AX
  • Parts Town # CALEKIT520518AX
  • Quantity0

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

Caleffi KIT520519AP TANKMIXER™ COMPACT COMBI - 3/4" SWT W/GAUGE, ISOLATION SERVICE VALVES2.0CV, ASSE1017

Caleffi
  • Mfr Part # KIT520519AP
  • Parts Town # CALEKIT520519AP
  • Quantity0

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

Caleffi KIT520519AX TANKMIXER™ COMBI - 3/4" SWT, W/GAUGE, ISOLATION SERVICE VALVES2.0CV, ASSE1017

Caleffi
  • Mfr Part # KIT520519AX
  • Parts Town # CALEKIT520519AX
  • 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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