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Datasheet generated 2026-10-07
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Danfoss VFS 2 PN 25 2-Way Seated Flanged Control Valve DN 25, Kvs 10 (065B1525)

Danfoss · Valves · Globe Valves · Denmark · danfoss.com
Part Number
065B1525  ·  HS 8481.80
Danfoss VFS 2 PN 25 2-Way Seated Flanged Control Valve DN 25, Kvs 10 (065B1525)

Danfoss VFS 2 two-way seated flanged control-valve body, OEM order code 065B1525. VFS 2 PN25 25/10 2-way seated flange. Nominal size DN 25, Kvs 10 m³/h, nominal pressure PN 25 (25 bar), max. differential pressure 20 bar, valve stroke 15 mm. Equal percentage flow characteristic, control ratio 100:1, seat leakage 0.05. Body of Ductile cast iron EN-GJS-400-18-LT (GGG 40.3), cone Stainless steel, stem null. For steam circuits on district heating/cooling circulation water, media temperature -10 °C to 200 °C. The valve body is motorised by a matched Danfoss AMV/AME electric actuator sized to the 15 mm stroke. Net weight 5.032 Kilogram. Data quoted verbatim from store.danfoss.com (code 065B1525).

Technical Specifications

BrandDanfoss
Part number065B1525
TypeVFS 2
Product groupMotorized control valves
Valve functionTwo-way (2-port) seated flanged control-valve body
ApplicationSteam
Permissible mediaDistrict heating/cooling circulation water
Nominal sizeDN 25
Kvs value10 m³/h
Nominal pressurePN 25 (25 bar)
Max. differential pressure20 bar
Stroke15 mm
ConnectionFlange
Flow characteristicEqual percentage
Control ratio100:1
Max. leakage through port0.05 % Kvs
Valve body materialDuctile cast iron EN-GJS-400-18-LT (GGG 40.3)
Valve cone materialStainless steel
Media temperature-10 °C to 200 °C
Net weight5.032 Kilogram
Gross weight5.032 Kilogram
EAN5702421512791
HS code8481.80 (taps, cocks, valves for pipes)

Properties

MaterialDuctile cast iron EN-GJS-400-18-LT (GGG 40.3); cone Stainless steel
Pressure ratingPN 25 (25 bar); max differential pressure 20 bar
Temperature range-10 °C to 200 °C
MOQ1

Compatibility

Two-way seated valve body — requires a matched Danfoss electric actuator (AMV/AME series, e.g. AME 55/85 or AME 685/855 for large sizes) sized to the 15 mm valve stroke. Confirm stroke (15 mm), Kvs (10 m³/h), nominal size (DN 25) and pressure class (PN 25) against the circuit design before ordering.

Attached Documents