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Honeywell XI three-way control valve DN50 Kvs 40 (XI50B40)

Extended warranty 5 years

Honeywell XI three-way control valve DN50 Kvs 40 (XI50B40)

RESIDEO
  • Product code: XI50B40
  • EAN : 5059087012326
  • Manufacturer code: XI50B40
  • Warranty: 5 years

Honeywell XI50B40 three-way control valve DN50 PN16 Kvs 40 for mixing hot and chilled water in HVAC systems. Brass body with female thread, low leakage and self-adjusting gland packing. Operating pressure PN16, medium temperature 2–170°C. More information

  • Delivery

    Delivery to Belgium (days are avarages)

    FedEx:
    2.7 workdays € 7,02
    Bpost HD (Home Delivery):
    4.4 workdays € 11,12
    BPost - PP (Pick-up Point):
    3.9 workdays € 10,39
    FedEx Priority:
    1.7 workdays € 17,18
    DHL Express:
    1.2 workdays € 22,99

    DHL Express: 8.2 workdays, € 22,99

  • More than 5 pcs in external stock  
     
List price € 466,07
Price excluding VAT € 285,03
Price with VAT 21 % € 344,89
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Parameters and catalogs

Connection Type Internal thread
Flow 40 m3/h
Medium Temperature 2...170 °C
Nominal diameter DN 50
Pressure PN 16
Type of fitting Three-way
Weight 3.86 kg

Honeywell XI50B40 is a three-way control valve with female thread DN50, PN16, Kvs 40. It is used to control the flow of hot or chilled water in mixing assemblies for heating, cooling and air handling systems. The valve is designed for operation with ML64.../ML74... series electric linear actuators.

Where the product can be used

The valve is used as a mixing or control element in heating and cooling circuits in buildings – typically in mixing assemblies for boilers, heat exchanger stations, fan coils or air handling units. The brass body with female thread is suitable for installation in pipework carrying hot water, chilled water and also in open circuits. Thanks to DN50 and Kvs 40, it is suitable for medium-sized to larger control sections.

Honeywell XI50B40 three-way control valve DN50
Internal construction of the Honeywell XI50B40 valve

Design and control accuracy

The valve body is made of brass, the stem is stainless steel and the plug is also brass. The self-adjusting gland packing limits internal leakage to a low level and ensures a constant total flow rate throughout the entire plug stroke. The design allows precise position setting required for stable temperature control.

Technical parameters:

  • Nominal diameter DN: 50
  • Kvs: 40 m³/h
  • Nominal pressure: PN16
  • Connection: female thread ISO 228
  • Plug stroke: 20 mm
  • Body material: brass
  • Stem material: stainless steel
  • Plug material: brass
  • Medium temperature: 2–170 °C

Frequently asked questions

The valve is designed for ML64... and ML74... series electric linear actuators, which connect directly to the valve stem. The valve stroke is 20 mm, so the selected actuator must match this.

The valve is suitable for both hot water and chilled water in heating, cooling and air handling systems, including open circuits. The medium temperature range is 2–170 °C depending on the specific operating pressure class.

This is a single-seat three-way mixing valve – the plug stroke controlled by the actuator sets the mixing ratio between two inlet flows into one outlet port AB. The design ensures a constant total flow rate throughout the entire stroke.

We respond to your product queries as quickly as possible, usually within 24 hours.

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