VFW41.40 Siemens Butterfly Valve, Flange, PN 6/10/16, DN40, KVS 40, Tight Closing

£167.99 £139.99

On request

Next Supplier Stock Update: 18/04/2026

Product type	Water Valve
Manufacturer	Siemens
Pressure	PN 16
DN (mm)	DN 40
Flow rate - m³/h	40 kvs

Description

Introducing the Siemens VFW41.40 Butterfly Valve, flange, an innovative solution for regulating water and water with anti-freeze in various applications.

Angular rotation	90°
Leakage rate	Tight shutoff, EN 12266-1, leakage rate A
DN	40
kvs	40 m³/h
Medium	Water , Water with anti-freeze
Medium temperature	-15…120 °C
Permissible operating pressure	1600 kPa
Material, valve body	Cast iron EN-GJS-400-18-LT
Material, inside set	Stainless steel valve disc and shaft
PN class	PN 16

Featuring a 90° angular rotation, this butterfly valve provides accurate and reliable control of flow rate.

The DN 40 size and kvs of 40 m³/h make this valve suitable for a wide range of industrial and commercial environments. It can withstand temperatures as low as -15°C and as high as 120°C, making it versatile for many applications. The valve can also withstand a permissible operating pressure of up to 1600 kPa.

Constructed with high-quality materials, the valve body is made of cast iron EN-GJS-400-18-LT, ensuring long-lasting durability and resilience. The inside set is made of stainless steel valve disc and shaft, which guarantees efficient operation and prevents corrosion.

The VFW41.40 Siemens Butterfly Valve, flange, is designed with a PN 16 rating, making it a reliable and efficient choice for many applications. Whether you're regulating water flow in industrial or commercial settings, this butterfly valve is the perfect solution.