1/2 Brass Solenoid Valve 0.5-15 Bar 2/2 Normally Closed PU225A-04 (ATEX option)


£88.96 incl. VAT
£44.48 ex. VAT

Misc Option

Brand: Shako Co Ltd

Model: PU22504

Stock: 174 in stock

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1/2 inch Brass solenoid valve Model PU225A-04 ®
Function: 2/2 way normally closed
Operation: pressure assisted (requires 0.5 Bar min pressure differential)
Pressure: 0.5 to 10 Bar differential, Max working 15 Bar
Port: 1/2 BSP, option NPT thread
Orifice: 13.0mm
Kv flow factor: 40 L/min based on water with 1 Bar pressure drop
Body: Brass
Internals: Stainless steel
Sealing: NBR standard optional EPDM, Viton and HNBR
Media: air, water, oil and other fluids under 50 CST and gases compatible with materials of construction.
Option: degreased, with all traces of oil and grease removed.
Temperature: -15°C to +80°C with NBR seals, option Viton -10°C to +180°C, EPDM -5°C to +130°C, HNBR -40°C to +150°C.
Coil: 15 Watt Nass Magnet Class H CE IP65 approved 100% duty rated DIN43650A
Protection: IP65 with connector (Included)
Coil option: ATEX EExmIIT4 Temperature Class T4 T130°C Ex mb IIC T4 and Gb Ex mb tb IIIC T130°C Db for hazardous area 21 and 22 with max media temperature +80°C.
Coil option: 22003L Latching coil 6 to 12vDC, power pulse stays open, reverse polarity power pulse will stay closed.
Voltages: 12vDC, 24vDC, 48vDC, 110vDC, 220vDC or 12vAC, 24vAC, 36vAC, 48vAC, 110vAC, 230vAC or 380vAC 50/60hz.

HS code 84818030

Technical Specification

Brand: Shako Co Ltd

Model: PU22504

Width: 48.00 mm

Height: 106.50 mm

Depth: 66.50 mm

Weight: 0.73 kg

Valve / Product Type: Solenoid

Body Material: Brass

Voltage: 110vAC, 110vDC, 12vDC, 200vDC, 230VAC, 24vAC, 24vDC, 380vAC, 48vAC, 48vDC

Port Size: 1/2 Inch

Function: 2/2 Normally Closed

Operation: Pressure Assisted

Pressure Maximum: 3 Bar, 3.5 Bar, 4 Bar, 4.5 Bar, 5 Bar, 5.5 Bar, 6 Bar, 6.5 Bar, 7 Bar, 7.5 Bar, 8 Bar, 8.5 Bar, 9 Bar, 10 Bar

Seals: EPDM, HNBR, NBR, FKM (Viton)

Approvals: ATEX Zone II GD, ATEX Exm, IP65

Media: Air, Fluid >50cSt (Non Aggressive), Gases (Non Aggressive), Oils + Fuels >50cSt Max, Water

Options required: Degreased

Orifice: 13mm


★★★★★4.6 / 5 5 reviews

Tiny Murray


Needed to get a valve quickly when my garden irrigation valve gave up. Spoke to the technical team and they advised for me to use the PU22504 as they way to go. Had it delivered overnight by Interlink. Valve has been fitted and I am back in action. Thanks for the help.

Reviewed on 20/05/2014



Excellent service, really helped me out I had no idea which nadi solenoid valve I should use. Thanks for the help, your shako solenoid valve alternative arrived next day and works a treat. 5 stars guys. S.F.

Reviewed on 04/08/2014



Looking everywhere to find a tank refill valve thanks for your help. Ordered this 1/2" power to open PU225A-04 240vAC solenoid valve fitted and working perfectly. Thank you.

Reviewed on 28/04/2015

Mike Hudd


Friendly and helpful staff, 1/2 bsp 2 way brass solenoid control valve arrived next morning. Surprised to see Email notification for delivery time which was very helpful and I was able to get on with my day knowing the delivery time in advance. Best service and i seen to date, wish you could supply all the pipework and fittings I need as most other suppliers are crap in comparison. Wish you all the best. M.H.

Reviewed on 20/06/2016



Excellent solenoid valve, engineer said easy to install and works perfectly. super-fast delivery

Reviewed on 02/06/2020