ASCO 238W
WRAS Solenoid Valve – Normally Closed – Anti-water Hammer

The Asco 238W WRAS-approved potable water solenoid valve is manufactured by Asco to meet the highest standards. It features a pilot-operated mechanism with a hung diaphragm, allowing for operation at zero bar pressure, and is equipped with durable EPDM seals and gaskets. Operating as a two-way valve, it functions in a normally closed configuration and opens upon energisation, ensuring efficiency and reliability in its performance during operation.

Size & Connections	10mm to 25mm (3/8″-1″) • Screwed BSP Female (NPT on request)
Valve Type	Solenoid Operated • 2/2 Normally Closed • Pilot Operated – Hung Diaphragm (no min pressure required)
Solenoid Voltages	24VAC/DC • 48VAC/DC • 115VAC • 230VAC
Valve Materials	Brass Body • Stainless Steel Internals • EPDM Seals
Applications	Potable (Drinking) Water
Pressure & Temperature*	0 to 10 Bar • -20°C to 180°C
Approvals	WRAS • IP65 Rated • ATEX Coil (on request) • Anti-water hammer EN 60730-2-8 CENELEC • IEC 335
Part Numbers	SCG238A044BW • SCG238A046BW • SCG238A047BW • SCG238A048BW • SCG238A049BW • SCG238A050BW

*Dependent on size, pressure & temperature – see datasheet


Download PDF Datasheet	Manufactured by ASCO	IP65 Rated Waterproof	WRAS Approved Valve	ATEX Rated Coil (on request)

Size & Connections	10mm to 25mm (3/8″-1″) • Screwed BSP Female (NPT on request)
Valve Type	Solenoid Operated • 2/2 Normally Closed • Pilot Operated – Hung Diaphragm (no min pressure required)
Solenoid Voltages	24VAC/DC • 48VAC/DC • 115VAC • 230VAC
Valve Materials	Brass Body • Stainless Steel Internals • EPDM Seals
Applications	Potable (Drinking) Water
Pressure & Temperature*	0 to 10 Bar • -20°C to 180°C
Approvals	WRAS • IP65 Rated • ATEX Coil (on request) • Anti-water hammer EN 60730-2-8 CENELEC • IEC 335
Part Numbers	SCG238A044BW • SCG238A046BW • SCG238A047BW • SCG238A048BW • SCG238A049BW • SCG238A050BW