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EJ12-PM Ultra-Short Metal Push Button Switch

EJ12-PM Non-Illuminated Raised Head Metal Push Button Switch (Momentary)

Model EJ12-221PM

EJ12-221PM by JINHONG for industrial control panels, OEM equipment and automation systems. Category: EJ12-PM 12mm Metal Switch.

  • Mounting diameter12 mm
  • Insulation voltage (Ui)48 V
  • Thermal current (Ith)2 A
  • Min applicable load3V AC/DC, 1mA
  • Protection degreeIP65; IP67 available on request
EJ12-PM Non-Illuminated Raised Head Metal Push Button Switch (Momentary)

Product Information

The EJ12-221PM is the non-illuminated raised head version of the 12 mm EJ12-PM ultra-short metal push button switch series — a stainless-steel anti-vandal unit with a 12 mm panel cut-out; Thermal current (Ith): 2 A; Insulation voltage (Ui): 48 V; Protection degree: IP65; IP67 available on request — for machinery, industrial control panels and OEM equipment.

EJ12-221PM Non-Illuminated Raised Head Metal Push Button Switch

Key features

  • Mounting diameter: 12 mm
  • Protection degree: IP65; IP67 available on request
  • Initial contact resistance: ≤50 mΩ
  • Mechanical life: 100,000 operations
  • Customisable symbol, colour and voltage
  • Complies with IEC 60947-5-1 / GB 14048.5
  • Model — EJ12-221PM

At a glance

Mounting diameter12 mm
Insulation voltage (Ui)48 V
Thermal current (Ith)2 A
Min applicable load3V AC/DC, 1mA
Protection degreeIP65; IP67 available on request
Operating temperature-25°C to +60°C

Characteristics

Electrical ratings
Series contact options1NO
Insulation voltage (Ui)48 V
Thermal current (Ith)2 A
Min applicable load3V AC/DC, 1mA
Initial contact resistance≤50 mΩ
Insulation resistance (500V DC)100 MΩ
Dielectric strength2,000V/60s
Mechanical & endurance
Vibration resistance10 to 55Hz, amplitude 1.5mm p-p
Electrical life100,000 operations
Mechanical life100,000 operations
Soldering temperature20W/5 seconds or 260°C/3 seconds
Protection & environment
Protection degreeIP65; IP67 available on request
Operating temperature-25°C to +60°C
Operating humidity45 to 85% RH
Other data
Impact resistance>IK10
Terminal styleFoot welding (PCB pins)
Tightening torque5-14 N·m
Motion travel≤0.5mm
Operating force≤5N
Mounting diameter12 mm
DC contact capacity48V/0.1A
Contact materialSilver-plated snap dome
Storage temperature-40°C to +70°C
Approvals / standardsCCC, CE, UL
Contact block familyPM series
Contact block formA series

Specifications

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

Shape of HeadIlluminated TypeOperationContact TypeModel
Raised HeadWithout LEDMomentary1NOEJ12-221PM

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

Dimensions

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

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

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EJ12-PM Ultra-Short Metal Push Button Switch at one glance