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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.

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

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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 521359A002 TUBMIXER™ 3/4" SWEAT ASSE 1070 ANTI-SCALD W/ TEMP GAUGE

Caleffi
  • Mfr Part # 521359A002
  • Parts Town # CALE521359A002
  • Quantity0

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

Caleffi 521362A TUBMIXER 1 NPTASSE 1070 ANTI-SCALD

Caleffi
  • Mfr Part # 521362A
  • Parts Town # CALE521362A
  • Quantity0

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

Caleffi 521362A002 TUBMIXER™ 1" NPT ASSE 1070 ANTI-SCALD W/ TEMP GAUGE

Caleffi
  • Mfr Part # 521362A002
  • Parts Town # CALE521362A002
  • Quantity0

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

Caleffi 521366A TUBMIXER 1 PRESS ASSE 1070 ANTI-SCALD

Caleffi
  • Mfr Part # 521366A
  • Parts Town # CALE521366A
  • Quantity0

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

Caleffi 521366A002 TUBMIXER™ 1" PRESS ASSE 1070 ANTI-SCALD W/ TEMP GAUGE

Caleffi
  • Mfr Part # 521366A002
  • Parts Town # CALE521366A002
  • Quantity0

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

Caleffi 521367A TUBMIXER™ 1" PEX CRIMPASSE 1070 ANTI-SCALD

Caleffi
  • Mfr Part # 521367A
  • Parts Town # CALE521367A
  • Quantity0

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

Caleffi 521367A002 TUBMIXER™ 1" PEX CRIMP ASSE 1070 ANTI-SCALD W/ TEMP GAUGE

Caleffi
  • Mfr Part # 521367A002
  • Parts Town # CALE521367A002
  • Quantity0

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

Caleffi 521368A TUBMIXER™ 1" PEX EXPANSIONASSE 1070 ANTI-SCALD

Caleffi
  • Mfr Part # 521368A
  • Parts Town # CALE521368A
  • Quantity0

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

Caleffi 521368A002 TUBMIXER™ 1" PEX EXPANSION ASSE 1070 ANTI-SCALD W/ TEMP GAUGE

Caleffi
  • Mfr Part # 521368A002
  • Parts Town # CALE521368A002
  • Quantity0

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

Caleffi 521369A TUBMIXER 1 SWEATASSE 1070 ANTI-SCALD

Caleffi
  • Mfr Part # 521369A
  • Parts Town # CALE521369A
  • Quantity0

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

Caleffi 521369A002 TUBMIXER™ 1" SWEAT ASSE 1070 ANTI-SCALD W/ TEMP GAUGE

Caleffi
  • Mfr Part # 521369A002
  • Parts Town # CALE521369A002
  • Quantity0

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

Caleffi 521400A MIXCAL™ 3-WAY MIXING VALVE 1/2" NPT-ASSE 1017

Caleffi
  • Mfr Part # 521400A
  • Parts Town # CALE521400A
  • Quantity0

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

Caleffi 521400AC MIXCAL™ 3-WAY MIXING VALVE 1/2" NPT W/CHECK VALVES-ASSE 1017

Caleffi
  • Mfr Part # 521400AC
  • Parts Town # CALE521400AC
  • Quantity0

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

Caleffi 521406A MIXCAL™ 3-WAY MIXING VALVE 1/2" PRESS-ASSE 1017

Caleffi
  • Mfr Part # 521406A
  • Parts Town # CALE521406A
  • Quantity0

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

Caleffi 521406AC MIXCAL™ 3-WAY MIXING VALVE 1/2" PRESS W/ CHECKS-ASSE 1017 & 1070

Caleffi
  • Mfr Part # 521406AC
  • Parts Town # CALE521406AC
  • Quantity0

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

Caleffi 521407A MIXCAL™ 3-WAY MIXING VALVE 1/2" PEX CRIMP-ASSE 1017

Caleffi
  • Mfr Part # 521407A
  • Parts Town # CALE521407A
  • Quantity0

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

Caleffi 521407AC MIXCAL™ 3-WAY MIXING VALVE 1/2" PEX CRIMP W/CHECK VALVES-ASSE 1017

Caleffi
  • Mfr Part # 521407AC
  • Parts Town # CALE521407AC
  • Quantity0

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

Caleffi 521408A MIXCAL™ 3-WAY MIXING VALVE 1/2" PEX EXPANSION-ASSE 1017

Caleffi
  • Mfr Part # 521408A
  • Parts Town # CALE521408A
  • Quantity0

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

Caleffi 521408AC MIXCAL™ 3-WAY MIXING VALVE 1/2" PEX EXPANSION W/CHECK VALVES-ASSE 1017

Caleffi
  • Mfr Part # 521408AC
  • Parts Town # CALE521408AC
  • Quantity0

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

Caleffi 521409A MIXCAL™ 3-WAY MIXING VALVE 1/2" SWEAT-ASSE 1017

Caleffi
  • Mfr Part # 521409A
  • Parts Town # CALE521409A
  • Quantity0

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

Caleffi 521409AC MIXCAL™ 3-WAY MIXING VALVE 1/2" SWEAT W/CHECK VALVES-ASSE 1017

Caleffi
  • Mfr Part # 521409AC
  • Parts Town # CALE521409AC
  • Quantity0

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

Caleffi 521410A MIXCAL™ 3-WAY MIXING VALVE 1/2" NPT W/ TEMP GAUGE-ASSE 1017

Caleffi
  • Mfr Part # 521410A
  • Parts Town # CALE521410A
  • Quantity0

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

Caleffi 521410AC MIXCAL™ 3-WAY MIXING VALVE 1/2" NPT W/CHECK VALVES & TEMP GAUGE-ASSE 1017

Caleffi
  • Mfr Part # 521410AC
  • Parts Town # CALE521410AC
  • Quantity0

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

Caleffi 521416AC MIXCAL™ 3-WAY MIXING VALVE 1/2" PRESS W/CHECK VALVES & TEMP GAUGE-ASSE 1017

Caleffi
  • Mfr Part # 521416AC
  • Parts Town # CALE521416AC
  • 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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