SKU
VVF42.50-40K

VVF42.50-40K - Siemens 50mm 2-port flanged cast iron seat valve, PN16 - kvs = 40, pressure compensated for greater differential pressure capability.

£617.99 £514.99
On request
Next Supplier Stock Update: 18/10/2026
Free delivery over £30
Manuals & Datasheets
 DATA-SHEET 
DATASHEET
 
Product typeWater Valve
ManufacturerSiemens
Flow pattern2-Way
PressurePN 16
DN (mm)DN 50
Flow rate - m³/h40 kvs

At IACS, you can find every part of your ventilation system. All Siemens-made Valves in stock are suitable for delivery within 5 to 7 days.

The Siemens VVF42.50-40K is a Valve used in building control and HVAC systems.

This Seat Valve provides a Pressure Nominal of PN 16.

The Amount of flow that this Ball Valve manages is KWS 40.

At IACS, you can get the best Siemens Valve for your system at the right price.

Consult the Siemens custom datasheet above or contact iacs via email for personalised assistance if you have queries about size or installation.

This valve is used in boiler, district heating and refrigeration plants, heating groups, ventilation and air handling units as control or shutoff valves.

VVF42 valves:

• Performance valves for medium temperatures from -10…150 °C
• Valve body of grey cast iron EN-GJL-250
• DN 15…150
• kvs 1.6…400 m3
/h
• Flange type 21, flange design B
• VVF42..K with pressure compensation to handle high differential pressure
• Equipable with electro-motoric actuators SAX.., SAV.. or electro-hydraulic
actuators SKD.., SKB.., SKC..