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M16 Series 16mm Key Switch

Mid-to-high-end pushbutton switches, indicator lights, relays, buzzers and accessory solutions

M16 16mm panel-mount key switches from Wenzhou Jinhong — round, square, IP65. OEM/ODM welcome.

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M16 Series 16mm Key Switch

Products

4 models.

M16 16mm Round Non-Illuminated Key Switch (2-Position Spring-Return) M16 16mm Round Non-Illuminated Key Switch (2-Position Spring-Return)
  • Model:M16-6110, M16-6120
  • Panel cut-out:16 mm
 M16 16mm Round Non-Illuminated Key Switch (3-Position Spring-Return) M16 16mm Round Non-Illuminated Key Switch (3-Position Spring-Return)
  • Model:M16-7121, M16-7126, M16-7127, M16-7131, M16-7136, M16-7137
  • Panel cut-out:16 mm
 M16 16mm Square Non-Illuminated Key Switch (2-Position Spring-Return) M16 16mm Square Non-Illuminated Key Switch (2-Position Spring-Return)
  • Model:M16-6210, M16-6220
  • Panel cut-out:16 mm
 M16 16mm Square Non-Illuminated Key Switch (3-Position Spring-Return) M16 16mm Square Non-Illuminated Key Switch (3-Position Spring-Return)
  • Model:M16-7221, M16-7226, M16-7227, M16-7231, M16-7236, M16-7237
  • Panel cut-out:16 mm

M16 16 mm key switches

M16 key switches put keyed control into a 16 mm hole, with round or square heads and 2-position or 3-position operation, either spring-return or maintained. They carry IP65 front protection, 110 terminals and 250,000 operations mechanical life, matching M16 push buttons and selectors.

M16 key switch versions
VersionModelsOperation
Round Non-Illuminated Key Switch (2-Position Spring-Return)M16-6110, M16-61202-Position Spring-Return
Round Non-Illuminated Key Switch (3-Position Spring-Return)M16-7121, M16-7126, M16-7127 … (6 codes)3-Position Spring-Return
Square Non-Illuminated Key Switch (2-Position Spring-Return)M16-6210, M16-62202-Position Spring-Return
Square Non-Illuminated Key Switch (3-Position Spring-Return)M16-7221, M16-7226, M16-7227 … (6 codes)3-Position Spring-Return

Maintained versions are ordered by code: M16-6112 (round, 2-position), M16-7123 (round, 3-position), M16-6212 (square, 2-position) and M16-7223 (square, 3-position).

Contact rating and data

  • Protection: IP65
  • Thermal current (Ith): 5 A
  • Insulation voltage (Ui): 250 V
  • Mechanical life: 250,000 operations
  • Contact material: Gold-plated silver alloy
  • Terminal: 110 Terminal
  • Operating temperature: -25°C to +60°C
  • AC contact capacity: resistive 110 V/1 A, 250 V/0.5 A; inductive 110 V/0.7 A, 250 V/0.5 A
  • DC contact capacity: resistive 24 V/1 A, 110 V/0.2 A; inductive 24 V/0.7 A, 110 V/0.1 A

Other 16 mm key switches: K16, F16, 22M16. Same M16 family: selector switches, push buttons. Back to 16 mm key switches.

Ordering

To order, quote the full model code plus colour, LED voltage where relevant and the quantity you need. Wenzhou Jinhong supplies direct from the factory and handles OEM/ODM requests. Contact the sales team.