
Belimo B252 Valve
The Belimo B252 is a high-performance 2-way characterized control valve designed for precision in hydronics. Featuring a 2-inch NPT connection and a 85 Cv rating, this valve ensures linear heat output through its unique equal percentage flow characteristic. Engineered with a nickel-plated forged brass body and a stainless steel ball and stem, it provides superior durability in demanding HVAC chilled and hot water systems. The integrated characterizing disc effectively eliminates the control loop "hunting" common in standard ball valves, providing stability comparable to globe valves. Designed for variable flow applications, it supports up to 60% glycol solutions and operates reliably at temperatures up to 250°F and a close-off pressure of 200 psi. This stainless steel trim valve is maintenance-free and features a self-cleaning ball design with zero leakage (0% for Port A to AB), making it an essential component for air handling units and fan coil units.
Key Benefits of the Belimo B252 Valve- Precise Flow Control: The equal percentage flow characteristic ensures stable temperature regulation and energy efficiency.
- Corrosion Resistance: Stainless steel ball and stem combined with a nickel-plated brass body prevent scale buildup and premature wear.
- High Close-Off Pressure: Rated for up to 200 psi close-off, ensuring reliable shut-off in high-pressure hydronic loops.
- Versatile Application: Suitable for hot water, chilled water, and systems utilizing up to 60% glycol concentrations.
- Maintenance-Free Operation: Features a self-cleaning design and EPDM O-rings for long-term service life without frequent adjustment.
What actuators are compatible with the Belimo B252?
The B252 is designed for easy direct coupling with Belimo non-spring return (ARB, ARQB) and spring return (AFRB) actuators, providing flexibility for modulating or on/off control.
Can the B252 handle high glycol concentrations?
Yes, this valve is engineered to operate effectively in systems containing up to 60% glycol solution, making it ideal for freeze protection in outdoor coils.
What is the maximum fluid temperature for this valve?
The Belimo B252 is rated for a maximum fluid temperature of 250°F (120°C), supporting a wide range of heating and cooling applications.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Belimo B252 Valve
The Belimo B252 is a high-performance 2-way characterized control valve designed for precision in hydronics. Featuring a 2-inch NPT connection and a 85 Cv rating, this valve ensures linear heat output through its unique equal percentage flow characteristic. Engineered with a nickel-plated forged brass body and a stainless steel ball and stem, it provides superior durability in demanding HVAC chilled and hot water systems. The integrated characterizing disc effectively eliminates the control loop "hunting" common in standard ball valves, providing stability comparable to globe valves. Designed for variable flow applications, it supports up to 60% glycol solutions and operates reliably at temperatures up to 250°F and a close-off pressure of 200 psi. This stainless steel trim valve is maintenance-free and features a self-cleaning ball design with zero leakage (0% for Port A to AB), making it an essential component for air handling units and fan coil units.
Key Benefits of the Belimo B252 Valve- Precise Flow Control: The equal percentage flow characteristic ensures stable temperature regulation and energy efficiency.
- Corrosion Resistance: Stainless steel ball and stem combined with a nickel-plated brass body prevent scale buildup and premature wear.
- High Close-Off Pressure: Rated for up to 200 psi close-off, ensuring reliable shut-off in high-pressure hydronic loops.
- Versatile Application: Suitable for hot water, chilled water, and systems utilizing up to 60% glycol concentrations.
- Maintenance-Free Operation: Features a self-cleaning design and EPDM O-rings for long-term service life without frequent adjustment.
What actuators are compatible with the Belimo B252?
The B252 is designed for easy direct coupling with Belimo non-spring return (ARB, ARQB) and spring return (AFRB) actuators, providing flexibility for modulating or on/off control.
Can the B252 handle high glycol concentrations?
Yes, this valve is engineered to operate effectively in systems containing up to 60% glycol solution, making it ideal for freeze protection in outdoor coils.
What is the maximum fluid temperature for this valve?
The Belimo B252 is rated for a maximum fluid temperature of 250°F (120°C), supporting a wide range of heating and cooling applications.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
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Description
The Belimo B252 is a high-performance 2-way characterized control valve designed for precision in hydronics. Featuring a 2-inch NPT connection and a 85 Cv rating, this valve ensures linear heat output through its unique equal percentage flow characteristic. Engineered with a nickel-plated forged brass body and a stainless steel ball and stem, it provides superior durability in demanding HVAC chilled and hot water systems. The integrated characterizing disc effectively eliminates the control loop "hunting" common in standard ball valves, providing stability comparable to globe valves. Designed for variable flow applications, it supports up to 60% glycol solutions and operates reliably at temperatures up to 250°F and a close-off pressure of 200 psi. This stainless steel trim valve is maintenance-free and features a self-cleaning ball design with zero leakage (0% for Port A to AB), making it an essential component for air handling units and fan coil units.
Key Benefits of the Belimo B252 Valve- Precise Flow Control: The equal percentage flow characteristic ensures stable temperature regulation and energy efficiency.
- Corrosion Resistance: Stainless steel ball and stem combined with a nickel-plated brass body prevent scale buildup and premature wear.
- High Close-Off Pressure: Rated for up to 200 psi close-off, ensuring reliable shut-off in high-pressure hydronic loops.
- Versatile Application: Suitable for hot water, chilled water, and systems utilizing up to 60% glycol concentrations.
- Maintenance-Free Operation: Features a self-cleaning design and EPDM O-rings for long-term service life without frequent adjustment.
What actuators are compatible with the Belimo B252?
The B252 is designed for easy direct coupling with Belimo non-spring return (ARB, ARQB) and spring return (AFRB) actuators, providing flexibility for modulating or on/off control.
Can the B252 handle high glycol concentrations?
Yes, this valve is engineered to operate effectively in systems containing up to 60% glycol solution, making it ideal for freeze protection in outdoor coils.
What is the maximum fluid temperature for this valve?
The Belimo B252 is rated for a maximum fluid temperature of 250°F (120°C), supporting a wide range of heating and cooling applications.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.












