1/2 Stainless steel solenoid valve 0-12 Bar 2/2 N/Closed

Description

1/2" Stainless Steel Solenoid Valve – SPU220A-04H

A zero-rated assisted-lift 2/2 way normally closed stainless steel solenoid valve designed for vacuum and low-pressure applications up to 12 Bar. Ideal for clean, aggressive, and corrosive media including RO water, demineralised water, and AdBlue.

Key Features

→ Function: 2/2 way normally closed
→ Operation: Assisted lift (zero-rated) for vacuum to positive pressure
→ Pressure Range: 0–12 Bar
→ Port Size: 1/2 BSP (optional NPT or Rc thread)
→ Orifice: 13 mm
→ Kv Flow Factor: 35 L/min (based on water, 1 Bar pressure drop)

Construction

→ Body: 316 stainless steel
→ Internals: Stainless steel
→ Seals: Viton standard; optional EPDM, NBR, HNBR
→ Shading Ring: Copper standard; optional silver or none for DC/rectified AC
→ Media: Air, water, vacuum, oil, LPG, diesel, petrol, propane, inert gases, nitrogen, carbon dioxide, argon, oxygen, antifreeze, glycol, kerosene, and other compatible fluids under 50 CST

Temperature Ratings

→ Viton: -10°C to +180°C
→ NBR: -15°C to +80°C
→ HNBR: -40°C to +150°C
→ EPDM: -5°C to +130°C

Electrical & Coil

→ Coil Power: 18.5 W, Class H
→ Connector: DIN 43650A (IP65 with connector fitted)
→ Duty Cycle: 100% rated
→ Voltage Options: 12 VDC, 24 VDC, 48 VDC, 110 VDC, 220 VDC; 12 VAC, 24 VAC, 36 VAC, 48 VAC, 110 VAC, 240 VAC (50/60 Hz)
→ Hazardous Area Option: ATEX Ex m IIC T4 / T130°C, Zone 21/22 (Max media temperature +80°C, Max pressure 0–3 Bar)

HS Code: 84818059

Applications

→ RO and demineralised water systems
→ Chemical and aggressive media control
→ Vacuum and low-pressure systems
→ AdBlue and clean-fluid dosing
→ Industrial automation requiring stainless steel and zero-pressure operation

Technical Specification