Skip to content

Free Shipping on All Orders!

Collection: Caleffi

Founded in 1956 in Italy, Caleffi is a global leader in hydronic heating, plumbing, and air conditioning components. From thermostatic mixing valves and pressure reducing valves to air separators and zone valves, Caleffi engineers for precision, efficiency, and reliability.

Compare (0/5)

1805 products

Caleffi 644360A 3-Way, 1" NPT 24V Motorized Diverting

Caleffi 644360A 3-Way, 1" NPT 24V Motorized Diverting

SKU #: CALE644360A   |   MPN #: 644360A

Regular price $361.34
Sale price $361.34 Regular price $0.00
MSRP: $501

Special Order

Caleffi 644259A 2-Way, 3/4" SWT, 24 V, 13 Cv Motorized B

Caleffi 644259A 2-Way, 3/4" SWT, 24 V, 13 Cv Motorized B

SKU #: CALE644259A   |   MPN #: 644259A

Regular price $288.38
Sale price $288.38 Regular price $0.00
MSRP: $392

Special Order

Caleffi 644360A 3BY 1" NPT, 3-way ByP,24V, 12Cv Motorized Ba

Caleffi 644360A 3BY 1" NPT, 3-way ByP,24V, 12Cv Motorized Ba

SKU #: CALE644360A3BY   |   MPN #: 644360A 3BY

Regular price $361.34
Sale price $361.34 Regular price $0.00
MSRP: $501

Special Order

Caleffi 644356A 3-Way 3/4"Press Fit 24v MotorizDiverting

Caleffi 644356A 3-Way 3/4"Press Fit 24v MotorizDiverting

SKU #: CALE644356A   |   MPN #: 644356A

Regular price $329.69
Sale price $329.69 Regular price $0.00
MSRP: $453

Special Order

Caleffi 644350A 3BY 3/4" NPT,3-way ByP,24V,12Cv Motorized Ba

Caleffi 644350A 3BY 3/4" NPT,3-way ByP,24V,12Cv Motorized Ba

SKU #: CALE644350A3BY   |   MPN #: 644350A 3BY

Regular price $315.50
Sale price $315.50 Regular price $0.00
MSRP: $432

Special Order

Caleffi 536043A 109 PressCal HP PRV ASSE 1003 Dual Union 1/2" sweat

Caleffi 536043A 109 PressCal HP PRV ASSE 1003 Dual Union 1/2" sweat

SKU #: CALE536043A109   |   MPN #: 536043A 109

Regular price $290.92
Sale price $290.92 Regular price $0.00
MSRP: $392

Special Order

Caleffi 644350A 3-Way, 3/4" NPT 24V Motorized Diverting

Caleffi 644350A 3-Way, 3/4" NPT 24V Motorized Diverting

SKU #: CALE644350A   |   MPN #: 644350A

Regular price $315.50
Sale price $315.50 Regular price $0.00
MSRP: $432

Special Order

Caleffi 644366A 3-Way, 1" Press 24V Motorized Div.

Caleffi 644366A 3-Way, 1" Press 24V Motorized Div.

SKU #: CALE644366A   |   MPN #: 644366A

Regular price $367.55
Sale price $367.55 Regular price $0.00
MSRP: $510

Special Order

Caleffi 536053A Pressure Reducing 3/4 Inch NPT Brass

Caleffi 536053A Pressure Reducing 3/4 Inch NPT Brass

SKU #: CALE536053A103   |   MPN #: 536053A 103

Regular price $331.45
Sale price $331.45 Regular price $0.00
MSRP: $453

Special Order

Caleffi 644369A 3BY 1"SWT,3-way ByP,24V, 12 Cv Motorized Ba

Caleffi 644369A 3BY 1"SWT,3-way ByP,24V, 12 Cv Motorized Ba

SKU #: CALE644369A3BY   |   MPN #: 644369A 3BY

Regular price $354.03
Sale price $354.03 Regular price $0.00
MSRP: $490

Special Order

Caleffi 644366A 3BY 1"Press,3-way ByP,24V, 12 Cv Mot. BV

Caleffi 644366A 3BY 1"Press,3-way ByP,24V, 12 Cv Mot. BV

SKU #: CALE644366A3BY   |   MPN #: 644366A 3BY

Regular price $367.55
Sale price $367.55 Regular price $0.00
MSRP: $510

Special Order

Caleffi 536063A 109 PressCal HP PRV ASSE 1003 Dual Union 1" sweat

Caleffi 536063A 109 PressCal HP PRV ASSE 1003 Dual Union 1" sweat

SKU #: CALE536063A109   |   MPN #: 536063A 109

Regular price $409.84
Sale price $409.84 Regular price $0.00
MSRP: $571

Special Order

Caleffi 521418AC MixCal 3-way Mixing Valve 1/2" Pex Expansion w/Check Valves & Temp Gauge

Caleffi 521418AC MixCal 3-way Mixing Valve 1/2" Pex Expansion w/Check Valves & Temp Gauge

SKU #: CALE521418AC   |   MPN #: 521418AC

Regular price $238.80
Sale price $238.80 Regular price $0.00
MSRP: $315

Special Order

Caleffi 536073A Pressure Reducing 1-1/4 Inch NPT Brass

Caleffi 536073A Pressure Reducing 1-1/4 Inch NPT Brass

SKU #: CALE536073A103   |   MPN #: 536073A 103

Regular price $581.24
Sale price $581.24 Regular price $0.00
MSRP: $829

Special Order

Caleffi 644369A 3-Way, 1" SWT 24V Motorized Diverting

Caleffi 644369A 3-Way, 1" SWT 24V Motorized Diverting

SKU #: CALE644369A   |   MPN #: 644369A

Regular price $354.03
Sale price $354.03 Regular price $0.00
MSRP: $490

Special Order

Caleffi 536053A 109 PressCal HP PRV ASSE 1003 Dual Union 3/4" sweat

Caleffi 536053A 109 PressCal HP PRV ASSE 1003 Dual Union 3/4" sweat

SKU #: CALE536053A109   |   MPN #: 536053A 109

Regular price $318.16
Sale price $318.16 Regular price $0.00
MSRP: $433

Special Order

Caleffi 536073A 109 PressCal HP PRV ASSE 1003 Dual Union 1-1/4" sweat

Caleffi 536073A 109 PressCal HP PRV ASSE 1003 Dual Union 1-1/4" sweat

SKU #: CALE536073A109   |   MPN #: 536073A 109

Regular price $555.33
Sale price $555.33 Regular price $0.00
MSRP: $790

Special Order

Caleffi 536073A 106 PressCal HP PRV ASSE 1003 Dual Union 1-1/4" press

Caleffi 536073A 106 PressCal HP PRV ASSE 1003 Dual Union 1-1/4" press

SKU #: CALE536073A106   |   MPN #: 536073A 106

Regular price $637.71
Sale price $637.71 Regular price $0.00
MSRP: $914

Special Order

Caleffi 536083A 106 PressCal HP PRV ASSE 1003 Dual Union 1-1/2" press

Caleffi 536083A 106 PressCal HP PRV ASSE 1003 Dual Union 1-1/2" press

SKU #: CALE536083A106   |   MPN #: 536083A 106

Regular price $807.78
Sale price $807.78 Regular price $0.00
MSRP: $1,170

Special Order

Caleffi 536083A Pressure Reducing 1-1/2 Inch NPT Brass

Caleffi 536083A Pressure Reducing 1-1/2 Inch NPT Brass

SKU #: CALE536083A103   |   MPN #: 536083A 103

Regular price $707.46
Sale price $707.46 Regular price $0.00
MSRP: $1,019

Special Order

Caleffi FAQ

What is Caleffi?

Caleffi is a manufacturer of hydronic heating and plumbing components, known for high-quality valves, fittings, and system solutions designed for efficiency and reliability.

What products does Caleffi offer?

Caleffi offers mixing valves, pressure reducing valves (PRVs), pressure relief valves, air separators, zone valves, and hydronic system controls for plumbing and HVAC applications.

What is a Caleffi mixing valve used for?

Caleffi mixing valves, including thermostatic and temperature mixing valves, regulate water temperature to improve safety, comfort, and system efficiency.

What does a Caleffi pressure reducing valve do?

A Caleffi pressure reducing valve (PRV) controls incoming water pressure, protecting plumbing systems and fixtures from damage caused by high pressure.

What is a Caleffi air separator?

Caleffi air separators remove air from hydronic heating systems, improving efficiency, reducing noise, and preventing system damage.

Are Caleffi products high quality?

Caleffi products are made from premium materials and engineered for durability, offering long-lasting performance in demanding hydronic and plumbing systems.

Where are Caleffi products made?

Caleffi was founded in Italy and operates globally, with manufacturing and distribution supporting markets including Caleffi North America.

Can Caleffi products be used in residential and commercial systems?

Yes, Caleffi components are designed for residential, commercial, and industrial hydronic systems, ensuring consistent performance across applications.

Do Caleffi products help improve energy efficiency?

By regulating temperature, pressure, and air removal, Caleffi valves and components help hydronic systems operate more efficiently and reduce energy waste.

Why choose Caleffi for hydronic systems?

Caleffi stands out for precision engineering, reliable performance, and a complete range of hydronic solutions that support safe, efficient plumbing and heating systems.

Free Shipping on Everything!
30 Days Free Returns
Secure Payment
Expert Customer Support