ODE 21ALBK1V25 is a 21ALB Series, direct-acting, 2/2-way Normally Closed (NC) solenoid valve with a stainless steel AISI 316 body, FKM (Viton®) seals, and a subplate mounting connection

ODE 21ALBK1V25 is a 21ALB Series, direct-acting, 2/2-way Normally Closed (NC) solenoid valve with a stainless steel AISI 316 body, FKM (Viton®) seals, and a subplate mounting connection. It is intended for aggressive fluids, chemical applications, medical equipment, and industrial automation.

Operating Characteristics

  • Power OFF: Valve remains closed.
  • Power ON: Valve opens.
  • Direct-acting design allows operation from 0 bar differential pressure

Suitable Media

The AISI 316 stainless-steel construction makes this model suitable for:

  • Demineralized water
  • Steam
  • Syrups
  • Chemical products compatible with stainless steel
  • Medical and laboratory applications
  • Aggressive process fluids

Typical Applications

  • Chemical and petrochemical systems
  • Medical equipment
  • Industrial automation
  • Coffee and vending machines
  • Fuel gas systems
  • Corrosive-fluid handling

Specifications

Model 21ALBK1V25
Series 21ALB Series
Valve Type Direct-acting solenoid valve
Function 2/2-way Normally Closed (NC)
Mounting Subplate
Body Material Stainless Steel AISI 316
Seal Material FKM (Viton® / Fluoroelastomer)
Orifice Size 2.5 mm
Flow Coefficient (Kv) 3.2 L/min
Operating Pressure 0 to 30 bar (0 to 435 psi)
Maximum Design Pressure (PS) 40 bar
Fluid Temperature -10°C to +140°C (FKM version)
Protection Class IP65 with DIN connector
Certifications CSA, UL, CRN options available
Weight Approx. 0.59 lb (0.27 kg)
Code Meaning
21ALB Stainless-steel direct-acting valve series
K1 Normally Closed (NC)
V FKM (Viton®) seal
25 2.5 mm orifice
Component Material
Body Stainless Steel AISI 316
Armature Tube Stainless Steel AISI 300 Series
Plunger Stainless Steel AISI 400 Series
Spring Stainless Steel AISI 300 Series
Seal FKM (Viton®)
Valve Function 2/2-way NC
Orifice 2.5 mm
Flow (Kv) 3.2 L/min
Working Pressure 0-30 bar
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