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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.

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

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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

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.

...

Caleffi 128569AF 1 SWEAT, PT PORTS

Caleffi
  • Mfr Part # 128569AF
  • Parts Town # CALE128569AF
  • Quantity0

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

Caleffi 128569AF10G FLOWCAL 1 SWEAT, PT PORTS 10 GPM

Caleffi
  • Mfr Part # 128569AF10G
  • Parts Town # CALE128569AF10G
  • Quantity0

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

Caleffi 128569AF1G0 FLOWCAL 1 SWEAT, PT PORTS 1 GPM

Caleffi
  • Mfr Part # 128569AF1G0
  • Parts Town # CALE128569AF1G0
  • Quantity0

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

Caleffi 128569AF1G3 FLOWCAL 1 SWEAT, PT PORTS 1.3 GPM

Caleffi
  • Mfr Part # 128569AF1G3
  • Parts Town # CALE128569AF1G3
  • Quantity0

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

Caleffi 128569AF1G5 FLOWCAL 1 SWEAT, PT PORTS 1.5 GPM

Caleffi
  • Mfr Part # 128569AF1G5
  • Parts Town # CALE128569AF1G5
  • Quantity0

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

Caleffi 128569AF1G7 FLOWCAL 1 SWEAT, PT PORTS 1.7 GPM

Caleffi
  • Mfr Part # 128569AF1G7
  • Parts Town # CALE128569AF1G7
  • Quantity0

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

Caleffi 128569AF2G0 FLOWCAL 1 SWEAT, PT PORTS 2 GPM

Caleffi
  • Mfr Part # 128569AF2G0
  • Parts Town # CALE128569AF2G0
  • Quantity0

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

Caleffi 128569AF2G2 FLOWCAL 1 SWEAT, PT PORTS 2.2 GPM

Caleffi
  • Mfr Part # 128569AF2G2
  • Parts Town # CALE128569AF2G2
  • Quantity0

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

Caleffi 128569AF2G5 FLOWCAL 1 SWEAT, PT PORTS 2.5 GPM

Caleffi
  • Mfr Part # 128569AF2G5
  • Parts Town # CALE128569AF2G5
  • Quantity0

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

Caleffi 128569AF2G6 FLOWCAL 1 SWEAT, PT PORTS 2.6 GPM

Caleffi
  • Mfr Part # 128569AF2G6
  • Parts Town # CALE128569AF2G6
  • Quantity0

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

Caleffi 128569AF3G0 FLOWCAL 1 SWEAT, PT PORTS 3 GPM

Caleffi
  • Mfr Part # 128569AF3G0
  • Parts Town # CALE128569AF3G0
  • Quantity0

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

Caleffi 128569AF3G5 FLOWCAL 1 SWEAT, PT PORTS 3.5 GPM

Caleffi
  • Mfr Part # 128569AF3G5
  • Parts Town # CALE128569AF3G5
  • Quantity0

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

Caleffi 128569AF4G0 FLOWCAL 1 SWEAT, PT PORTS 4 GPM

Caleffi
  • Mfr Part # 128569AF4G0
  • Parts Town # CALE128569AF4G0
  • Quantity0

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

Caleffi 128569AF4G5 FLOWCAL 1 SWEAT, PT PORTS 4.5 GPM

Caleffi
  • Mfr Part # 128569AF4G5
  • Parts Town # CALE128569AF4G5
  • Quantity0

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

Caleffi 128569AF5G0 FLOWCAL 1 SWEAT, PT PORTS 5 GPM

Caleffi
  • Mfr Part # 128569AF5G0
  • Parts Town # CALE128569AF5G0
  • Quantity0

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

Caleffi 128569AF6G0 FLOWCAL 1 SWEAT, PT PORTS 6 GPM

Caleffi
  • Mfr Part # 128569AF6G0
  • Parts Town # CALE128569AF6G0
  • Quantity0

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

Caleffi 128569AF7G0 FLOWCAL 1 SWEAT, PT PORTS 7 GPM

Caleffi
  • Mfr Part # 128569AF7G0
  • Parts Town # CALE128569AF7G0
  • Quantity0

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

Caleffi 128569AF8G0 FLOWCAL 1 SWEAT, PT PORTS 8 GPM

Caleffi
  • Mfr Part # 128569AF8G0
  • Parts Town # CALE128569AF8G0
  • Quantity0

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

Caleffi 128569AF9G0 FLOWCAL 1 SWEAT, PT PORTS 9 GPM

Caleffi
  • Mfr Part # 128569AF9G0
  • Parts Town # CALE128569AF9G0
  • Quantity0

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

Caleffi 128569AFG35 FLOWCAL 1 SWEAT, PT PORTS .35 GPM

Caleffi
  • Mfr Part # 128569AFG35
  • Parts Town # CALE128569AFG35
  • Quantity0

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

Caleffi 128569AFG50 FLOWCAL 1 SWEAT, PT PORTS .5 GPM

Caleffi
  • Mfr Part # 128569AFG50
  • Parts Town # CALE128569AFG50
  • Quantity0

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

Caleffi 128569AFG75 FLOWCAL 1 SWEAT, PT PORTS .75 GPM

Caleffi
  • Mfr Part # 128569AFG75
  • Parts Town # CALE128569AFG75
  • Quantity0

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

Caleffi 128741A000 128 DUAL UNION Y-STRAINER 1/2" MNPT, W/PT PORTS LOW LEAD

Caleffi
  • Mfr Part # 128741A000
  • Parts Town # CALE128741A000
  • Quantity0

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

Caleffi 128742A000 128 DUAL UNION Y-STRAINER 1/2" PEX EXPANSION, W/PT PORTS LOW LEAD

Caleffi
  • Mfr Part # 128742A000
  • Parts Town # CALE128742A000
  • 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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