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22K16

22K16 L-Type Mushroom Head Emergency Stop Switch (Long Contact)

Model 22K16

22mm plastic emergency stop push button (e-stop / mushroom switch) — red mushroom head, latching push-pull/twist-release, IP65 waterproof, 1NC safety contact, UL, TÜV, CE, CCC. By Wenzhou Jinhong, OEM/ODM welcome.

  • Mounting DiameterΦ22mm
  • Series / Model22K16
  • Housing MaterialPlastic
  • Head TypeRed mushroom head (L-type)
  • Degree of ProtectionIP65
22K16 L-Type Mushroom Head Emergency Stop Switch (Long Contact)

Description

22K16 L-Type Mushroom Head Emergency Stop Switch (Long Contact) — a 22mm plastic emergency stop push button (e-stop / mushroom switch) from the 22K16 series that lets operators instantly cut power and bring machinery to a safe stop in a fault or hazard.

Key features

  • 22mm panel cut-out, snap-in plastic body
  • high-visibility red mushroom head on yellow base
  • latching action — press to stop and lock, twist or pull to release
  • IP65 waterproof and dustproof
  • 1NC safety contact (2NC / 1NO+1NC optional), 5A up to 250V AC, gold-plated silver-alloy contacts
  • long contact travel variant
  • designed for emergency-stop / safety circuits (EN ISO 13850, IEC 60947-5-5)
  • UL, TÜV, CE, CCC certified for global markets

Typical applications

Widely used in machinery, machine tools, production lines, robotics, conveyors, packaging, printing, medical and shipbuilding equipment — industrial automation and HMI control panels.

Manufactured by Wenzhou Jinhong (WZJH / Wenzhou Jinhong), a China emergency stop push button manufacturer — OEM / ODM welcome.

Specifications

Mounting DiameterΦ22mm
Series / Model22K16
Housing MaterialPlastic
Head TypeRed mushroom head (L-type)
Degree of ProtectionIP65
ActuationLatching — press to lock (stop), twist or pull to release
Contact Form1NC (standard); 2NC or 1NO+1NC optional
Contact TravelLong Contact variant
Rated Thermal Current5A
Rated Insulation Voltage250V AC
Contact MaterialSilver alloy, gold-plated
Operating Temperature-25°C to +60°C
Operating Humidity45 to 85% RH
Insulation Resistance≥100MΩ (500V DC)
Dielectric Strength1500V AC, 1 min
Mechanical Life250,000 operations
Reference StandardEN ISO 13850, IEC 60947-5-5 (emergency stop)
Certifications / ApprovalsUL, TÜV, CE, CCC

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22K16 at one glance