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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.

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Caleffi

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loading spinner

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  • 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

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.

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Caleffi F0000926 INSULATION SHELL FOR QS WITH GAUGE

Caleffi
  • Mfr Part # F0000926
  • Parts Town # CALEF0000926
  • Quantity0

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

Caleffi F0000940 REPLACEMENT FLOW METER FOR QS+ 0.5 TO 1.75 GPM

Caleffi
  • Mfr Part # F0000940
  • Parts Town # CALEF0000940
  • Quantity0

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

Caleffi F0000941 REPLACEMENT FLOW METER FOR QS+ 2.0 TO 7.0 GPM

Caleffi
  • Mfr Part # F0000941
  • Parts Town # CALEF0000941
  • Quantity0

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

Caleffi F0000942 REPLACEMENT FLOW METER 3 TO 10 GPM

Caleffi
  • Mfr Part # F0000942
  • Parts Town # CALEF0000942
  • Quantity0

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

Caleffi F0000943 REPLACEMENT FLOW METER 5 TO 19 GPM

Caleffi
  • Mfr Part # F0000943
  • Parts Town # CALEF0000943
  • Quantity0

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

Caleffi F0000944 REPLACEMENT FLOW METER 8 TO 32 GPM

Caleffi
  • Mfr Part # F0000944
  • Parts Town # CALEF0000944
  • Quantity0

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

Caleffi F0000945 REPLACEMENT FLOW METER 12 TO 50 GPM

Caleffi
  • Mfr Part # F0000945
  • Parts Town # CALEF0000945
  • Quantity0

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

Caleffi F0000946 REPLACEMENT FLOW METER 30 TO 105 GPM

Caleffi
  • Mfr Part # F0000946
  • Parts Town # CALEF0000946
  • Quantity0

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

Caleffi F0000947 REPLACEMENT FLOW METER 38 TO 148 GPM

Caleffi
  • Mfr Part # F0000947
  • Parts Town # CALEF0000947
  • Quantity0

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

Caleffi F0000948 REPLACEMENT FLOW METER 55 TO 210 GPM

Caleffi
  • Mfr Part # F0000948
  • Parts Town # CALEF0000948
  • Quantity0

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

Caleffi F0000962 REPLACEMENT LEGIOMIX CONTROLLER

Caleffi
  • Mfr Part # F0000962
  • Parts Town # CALEF0000962
  • Quantity0

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

Caleffi F0001006 REPLACEMENT TEST PORT VALVE - 574004/06

Caleffi
  • Mfr Part # F0001006
  • Parts Town # CALEF0001006
  • Quantity0

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

Caleffi F0001007 1/2 PEX EXPANSION TAILPIECE

Caleffi
  • Mfr Part # F0001007
  • Parts Town # CALEF0001007
  • Quantity0

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

Caleffi F0001008 3/4 PEX EXPANSION TAILPIECE

Caleffi
  • Mfr Part # F0001008
  • Parts Town # CALEF0001008
  • Quantity0

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

Caleffi F0001009 1 PEX EXPANSION TAILPIECE

Caleffi
  • Mfr Part # F0001009
  • Parts Town # CALEF0001009
  • Quantity0

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

Caleffi F0001179 REPL. ELEMENT FOR 3/4 (ALL) TO 1-1/4" (SWEAT)

Caleffi
  • Mfr Part # F0001179
  • Parts Town # CALEF0001179
  • Quantity0

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

Caleffi F0001270 REPLACEMENT CHECK VALVE/FILTER FOR 5212

Caleffi
  • Mfr Part # F0001270
  • Parts Town # CALEF0001270
  • Quantity0

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

Caleffi F0001286 DISINFECTION CARTRIDGE 60C/140F X 116

Caleffi
  • Mfr Part # F0001286
  • Parts Town # CALEF0001286
  • Quantity0

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

Caleffi F0001470 FLOAT MECHANISM & CAP FOR STEEL DISCAL

Caleffi
  • Mfr Part # F0001470
  • Parts Town # CALEF0001470
  • Quantity0

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

Caleffi F0001516 REPLACEMENT CARTRIDGE FOR 1/2, 3/4 116

Caleffi
  • Mfr Part # F0001516
  • Parts Town # CALEF0001516
  • Quantity0

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

Caleffi F0001636 DOWNSTREAM CHECK VALVE ASSEMBLY FOR 1-1/2" 574

Caleffi
  • Mfr Part # F0001636
  • Parts Town # CALEF0001636
  • Quantity0

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

Caleffi F0001637 DOWNSTREAM CHECK VALVE ASSEMBLY FOR 1" 574

Caleffi
  • Mfr Part # F0001637
  • Parts Town # CALEF0001637
  • Quantity0

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

Caleffi F0001771 INSULATION SHELL FOR CHILLED WATER

Caleffi
  • Mfr Part # F0001771
  • Parts Town # CALEF0001771
  • Quantity0

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

Caleffi F0001901 REPLACEMENT TST PORT VALVE - 574700/900A

Caleffi
  • Mfr Part # F0001901
  • Parts Town # CALEF0001901
  • 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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