EJF SERIES
MICRO SWITCH
EJF SERIES

FEATURES

  • 1-piece spring mechanism design offering durable acute operation and nice touch feeling
  • Heavy/Light operation force specifications
  • High flux-tight structure
  • High solder reliability
  • RoHS Compliant

APPLICATIONS

  • Communication equipment
  • Security systems
  • Office automation appliances
  • General industrial machines

SPECIFICATIONS

Ratings

125VAC 3A; 125VAC 1A; 125VAC 0.1A

Circuit arrangement

Single pole Double throw (1c), snap action

Pitch between terminals

5.08mm

1.ELECTRICAL PERFORMANCE

Insulation resistance

100MΩ Min. at 500VDC

Dielectric strength

1000VAC Min. for 60sec

Initial contact resistance

100mΩ Max.

2.MECHANICAL PERFORMANCE

Operating Force (OF)
Release Force (RF)
Pre-travel (PT)
Operating Position (OP)
Free Position (FP)

see attached drawing

Vibration Resistance (Without lever)

10 to 55 Hz amplitude of 1.5mm

Terminal strength

1.2Kg(1 minute) in the direction of the axis of solder terminals

3.ENVIRONMENTAL

Operating temperature

-25℃ ~ +65℃
(85%RH Max. without dew condensation)

Storage temperature

-25℃ ~ +65℃
(85%RH Max. without dew condensation)

4.DURABILITY

Mechanical life

1,000,000 cycles Operations

Electrical life

30,000 cycles Operations

PART NUMBERING SYSTEM

  EJF  1  1  1  1  0  XX
   |   |  |  |  |  |   |
   |   |  |  |  |  |   +--- XX:Special product number
   |   |  |  |  |  +--- Package form:
   |   |  |  |  |       0:tray
   |   |  |  |  +--- Terminal form:
   |   |  |  |       1:straight type
   |   |  |  |       2:self-standing type
   |   |  |  +--- Actuator type:
   |   |  |       1:Pin Plunger
   |   |  |       2:Straight Lever
   |   |  |       3:Roller Lever
   |   |  |       4:Simulated Roller Lever
   |   |  |       5:Bend Lever
   |   |  +--- Contact Rating form:
   |   |       1:1A/125VAC
   |   |       2:3A/125VAC
   |   |       3:0.1A/125VAC
   |   +--- Operation Force:
   |        1:75gf(0.74N) Max.
   |        2:150gf(1.47N) Max.
   +--- Series name:
        EJF:J type micro switch, ultra miniature

Actuators

1

 Pin Plunger 4 Simulated Roller Lever

2

 Straight Lever

3

 Roller Lever 5 Bend LEVER

DIMENSIONS