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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Category
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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- Mfr Part # 304040A
- Parts Town # CALE304040A
- Quantity8
In Stock
- Mfr Part # 304050A
- Parts Town # CALE304050A
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In Stock
- Mfr Part # 502015A
- Parts Town # CALE502015A
- Quantity16
In Stock
- Mfr Part # 502040A
- Parts Town # CALE502040A
- Quantity1
In Stock
- Mfr Part # 502043A
- Parts Town # CALE502043A
- Quantity8
In Stock
- Mfr Part # 502115A
- Parts Town # CALE502115A
- Quantity10
In Stock
- Mfr Part # 502243A
- Parts Town # CALE502243A
- Quantity9
In Stock, Ships within 2 business days
- Mfr Part # 502343A
- Parts Town # CALE502343A
- Quantity1
In Stock
- Mfr Part # 502610A
- Parts Town # CALE502610A
- Quantity20
In Stock
- Mfr Part # 502620A
- Parts Town # CALE502620A
- Quantity4
In Stock
- Mfr Part # 502710A
- Parts Town # CALE502710A
- Quantity20
In Stock
- Mfr Part # 508013A
- Parts Town # CALE508013A
- Quantity20
In Stock
- Mfr Part # 520516A
- Parts Town # CALE520516A
- Quantity10
In Stock
- Mfr Part # 520516AC
- Parts Town # CALE520516AC
- Quantity1
In Stock
- Mfr Part # 521201AP
- Parts Town # CALE521201AP
- Quantity16
In Stock
- Mfr Part # 521416A
- Parts Town # CALE521416A
- Quantity2
In Stock
- Mfr Part # 521500A
- Parts Town # CALE521500A
- Quantity1
In Stock
- Mfr Part # 521509A
- Parts Town # CALE521509A
- Quantity1
In Stock, Ships within 2 business days
- Mfr Part # 521516A
- Parts Town # CALE521516A
- Quantity16
In Stock
- Mfr Part # 521516AC
- Parts Town # CALE521516AC
- Quantity10
In Stock
- Mfr Part # 521519A
- Parts Town # CALE521519A
- Quantity7
In Stock, Ships within 2 business days
- Mfr Part # 521519AC
- Parts Town # CALE521519AC
- Quantity12
In Stock, Ships within 3 business days
- Mfr Part # 521616A
- Parts Town # CALE521616A
- Quantity4
In Stock, Ships within 2 business days
- Mfr Part # 535351HA
- Parts Town # CALE535351HA
- Quantity16
In Stock
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.