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Enclosed Switch


Small sealed switch, Panel mount plunger, Micro load

Shape/Structure Enclosed Limit switches
Actuator Panel mount plunger
Contact form SPDT
Degree of protection IP67

Item list of SHL

  • Ratings / Performance
Shape/StructureEnclosed Limit switches
ctuatorPanel mount plunger 7.8 dia.
Stainless-steel plunger
Frequency50/60 Hz
Contact formSPDT
LoadMicro load
Ratings (AC): Non-Inductive loadResistive load: 0.1 A at 125 VAC
Ratings (DC): Non-Inductive loadResistive load: 0.1 A at 8 VDC/0.1 A at 14 VDC/0.1 A at 30 VDC
Ambient temperatureOperating: -10 to 80 ℃ (with no icing)
Ambient humidity35 to 95 %
Permissible operating frequencyElectrical: 30 operations / 1 minute max.
Mechanical: 120 operations / 1 minute max.
Contact resistance (Initial value)15 mΩ max. (initial value for the built-in switch whentested alone)
Insulation resistance100 MΩ min. (at 500 VDC)
Dielectric strengthBetween each terminal of the same polarities: 1,000 VAC 50/60 Hz 1 min
Between each terminal and non-live-metallic part: 2,000 VAC 50/60 Hz 1 min
Impulse withstand voltageBetween each terminal and non-live-metallic part: 2.5 kV
DurabilityElectrical: 500,000 operations min.
Mechanical: 10 million operations min.
Vibration resistanceMalfunction: 10 to 55 Hz, 1.5 mm double amplitude
Shock resistanceDestruction: 1,000 m/s2 max.
Malfunction: 300 m/s2 max.
Degree of protectionIP67
Classification of protection against electric shockClass II (Grounding not required with double) insulation
Operating Force (OF)Standard value 9.81 N max.
Release Force (RF)Standard value 1.96 N min.
Pre-Travel (PT)Standard value 1.5 mm max.
Movement Differential (MD)Standard value 0.5 mm max.
Over-Travel (OT)Standard value 2 mm min.
Operating Position (OP)Standard value 34±0.8 mm
  • Dimensions

Mounting hole dimensions

  • Circuits configuration

  • Characteristic chart

Durability curve


Applicable load diagram


Enclosed Switch