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EJ12 Short Metal Push Button Switch

EJ12 Non-Illuminated Dome Head Metal Push Button Switch (PCB Type)

Model EJ12-231P

EJ12-231P by JINHONG for industrial control panels, OEM equipment and automation systems. Category: EJ12 12mm Metal Switch.

  • Mounting diameter12 mm
  • Insulation voltage (Ui)250 V
  • Thermal current (Ith)3 A
  • Min applicable load5V AC/DC, 10mA
  • Protection degreeIP65
EJ12 Non-Illuminated Dome Head Metal Push Button Switch (PCB Type)

Product Information

The EJ12-231P is the non-illuminated dome head version of the 12 mm EJ12 economy short-body metal push button switch series — a stainless-steel anti-vandal unit with a 12 mm panel cut-out; Thermal current (Ith): 3 A; Insulation voltage (Ui): 250 V; Protection degree: IP65 — for machinery, industrial control panels and OEM equipment.

EJ12-231P Non-Illuminated Dome Head Metal Push Button Switch

Key features

  • Mounting diameter: 12 mm
  • Protection degree: IP65
  • Gold-plated silver contacts
  • Initial contact resistance: ≤50 mΩ
  • Mechanical life: Momentary: 300,000 operations
  • Customisable symbol, colour and voltage
  • Complies with IEC 60947-5-1 / GB 14048.5
  • Model — EJ12-231P

At a glance

Mounting diameter12 mm
Insulation voltage (Ui)250 V
Thermal current (Ith)3 A
Min applicable load5V AC/DC, 10mA
Protection degreeIP65
Operating temperature-25°C to +60°C

Characteristics

Electrical ratings
Series contact options1NO
Insulation voltage (Ui)250 V
Thermal current (Ith)3 A
Min applicable load5V AC/DC, 10mA
Contact materialSilver alloy
Initial contact resistance≤50 mΩ
Insulation resistance (500V DC)100 MΩ
Dielectric strengthSwitch unit: 2,000V AC 1 min between live/non-live parts and terminals of different poles
Mechanical & endurance
Terminal style110" Solder / Quick Connect
Vibration resistance10 to 55Hz, amplitude 1.5mm p-p
Electrical life100,000 operations
Mechanical lifeMomentary: 300,000 operations
Soldering temperature20W/5 seconds or 260°C/3 seconds
Protection & environment
Protection degreeIP65
Operating temperature-25°C to +60°C
Operating humidity45 to 85% RH
Mounting diameter12 mm
AC contact capacity250V/0.5A
DC contact capacity24V/1A
Storage temperature-40°C to +70°C
Approvals / standardsCCC, CE, UL
Contact block familyE series
Contact block formX series

Specifications

Selection chart — non-illuminated dome head, 12 mm panel cut-out. Symbol, colour and lamp voltage are specified when ordering.

Shape of HeadIlluminated TypeOperationContact TypeModel
Dome HeadWithout LEDMomentary1NOEJ12-231P

□ = symbol / marking code  ·  ● = lamp colour code. Factory direct from Wenzhou Jinhong, OEM/ODM welcome.

Dimensions

Dimensions (mm) — non-illuminated dome head, 12 mm mounting hole.

Front viewFront view🔍 Click to enlargeSide viewSide view🔍 Click to enlarge

Related Products

EJ12 Short Metal Push Button Switch

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  • Model:EJ12-231A
EJ12 Short Metal Push Button Switch at one glance