Taiwan Manufacturers, Exporters.


Miniature Metal Safety Limit Switches


  • Model No: EFM series
  • Factory Location: Taiwan
  • Sample Request: No
  • Target Markets: Worldwide

Detail Information

Description :

The EFM series have been tested and approved to meet the requirements of the Low Voltage directive and positive opening safety contacts per IEC/EN 60947-5-1-3.

Typical applications for these switches would use the roller plunger in conjunction with cams on doors with hinges .

A rang of panel mounting or top mounting versions are also available to ensure that the switch can be simply installed in small space or difficult mounting.

Specification :


EN 945-1,ISO 13849-1,IEC/EN 60204-1,NFPA 79,EN 1088,ISO 14119, IEC/EN 60947-5-1,ANSI B11.19 AS 4024.1
Safety Classification
Cat. 1 Device per EN 945-1 Dual channel limit switch suitable for Cat 3 or 4 systems
TUV and CE ,marked for all applicable directives
Safety Contacts
1 N.C. snap acting
Auxiliary Contacts
1 N.O
Thermal Current (Ith)
Rated lnsulation Voltage (ui)
300 AV
Short Circuit Protection
10A max. fast acting IEC 60269 type gG or equivalent
Actuation Speed. Max.
250 mm/s
Actuation Speed. Min.
100 mm/min
Actuation Frequency, Max
6000 operation per hour
Mechanical life
1 x 10⁷ operation at room temperature
Enclosure Type Rating
NEMA 1,IP66 and IP67
Operating Temperature [C (F)]
Min 2°C (35.6°F) Max 70°C (+158°F)
Pollution Degree
Housing Material
Die Cast Alloy
Actuator Material
Various polymers and metals
2 x M4, Any position
IEC 68-2-6 (10....55Hz,0.35 mm amplitude)
IEC 68-2-7(30 Gn 3 pulses per axis)
2 m(6.5 ft) cable
Enclosure Color
Red body/black head

Features :

Conforms to EN (TUV) standards corresponding to the CE marking
Positive opening operation of NC (Normally Closed) contacts conforming to IEC /EN 60947-5-1
Wide standard operating temperature range: -25°C to 70°C
Full range of actuator heads and levers suitable for safety applications
Sealing up to IP 67
International conduit size