ASCO 327 Solenoid Valves – Direct Acting Balanced Poppet Valve (NAMUR)

ASCO 327 solenoid valves. T&D are an ASCO Numatics Authorised Distribution Channel.

ASCO 327 solenoid valves. T&D are an ASCO Numatics Authorised Distribution Channel.

ASCO 327 solenoid valves are part of the ASCO Red Hat range of valves.

  • Manufacturer : ASCO
  • Product : Solenoid Valve
  • Type : Direct Acting
  • Series : ASCO 327
  • Valve Body :316 Stainless Steel,Brass
  • Flow Control Media : Air: Inert Gas, Water, Light Oil
  • Valve Function : 3 Way: 3/2 1/4″ NPT


CSA certified. UL listed General Purpose Valves.

Meets applicable CE directives.

SIL 3 capable per IEC 61508. Third party certification by Exida


  • Balanced Poppet construction for high flow at minimum power levels
  • PTFE rider rings and graphite-filled seals reduce friction and eliminate sticking to provide exceptional service life
  • 316 Stainless Steel construction for highly corrosive atmospheres
  • Designed for high flow piloting with no minimum operating pressure required

Typical applications of the ASCO 327 solenoid valves include in power plants, refineries and chemical processing applications.

ASCO 327 Solenoid Valves – Product Construction

Valve Parts in Contact with Fluids
BodyBrass316 Stainless Steel
Core Tube305 Stainless Steel
Stem and Insert303 Stainless Steel
Core and Plugnut430F Stainless Steel
O-ring Holder430F Stainless Steel
Springs302 Stainless Steel
Seals and DiscsNBRFKM
VMQ (Low-Temperature Construction)
Rider RingPTFE
ASCO 327 Valves

ASCO 327 Valves : NACE-compliant valve materials cut corrosion risk. Suitable for safety systems – Exida certified and SIL 3 capable.

ASCO 327 Solenoid Valves – Electrical Characteristics

Standard Coil and Class of InsulationWatt Rating and Power ConsumptionSpare Coil Part No.
DC WattsACGeneral PurposeExplosion proof
WattsVA HoldingVA InrushACDCACDC
F11.6121212ASCO 276000ASCO 238710ASCO 276002ASCO 238714

ASCO 327 Series Solenoid Valves – a universal, direct acting solenoid valve available in multiple variations of materials, power, flow and certification including ATEX, IECEx, CU TR and INMETRO hazardous area approvals.  Corrosion resistant and NACE compliant valve to suit a NACE atmosphere (including solenoid housing internals).

  • Operational Temperature -60°C to +90°C
  • Pressure ∆P 0-16 bar
  • Flow Rate up to 1.5 m3/h
  • SIL Rating up to SIL 3 (Exida and TÜV)
  • Valve Body Material – Brass, Aluminium or 316 Stainless Steel

Hazardous Area LOCATIONS Certification

ASCO 327 valves are CSA certified – available also UL listed for fire protection systems. CSA certified solenoid valve. T&D distribute the complete range of hazardous area solenoid valves manufactured by ASCO.

Hazardous Area Solenoid Valves

ASCO Hazardous Area Solenoid Valves ATEX • CSA • FM • UL • IECEx • NEPSI • INMETRO • TR CU


ASCO solenoid valves (2-way, 3-way and 4-way type including NAMUR interfaces) control the critical flow of air, gas, water, oil and steam across all industries – hazardousSIL IEC 61508 - Solenoid Valves area solenoid valves are available for Division and Zone classifications.

Class I, Division 2 and Zone 1/Zone 2 approved solenoid valves according to ATEX, IECEx, FM, CSA and UL are available. Flameproof and explosion-proof valves can be specified for potentially explosive atmospheres where there is a presence of flammable liquids, gases or vapours.

ASCO valves improve reliability and performance of safety systems according to IEC 61508, IEC 61511 and Safety Integrity Levels (SIL) – ASCO spool valves with SIL 4 capability are SAEL listed as assessed by Exida and TÜV.

➡ Did you know? T&D Exports support the global oil, gas and petrochemical industries providing a single-source supply capability of Hazardous Area Equipment across Electrical, Mechanical, Process & Instrumentation ranges.

Solenoid Valves ASCO

Data Sheets