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Enclosed Switch


General-purpose Limit switches, General load, IP67, SPDT, Sealed roller plunger, LED, Oil-resistant cable 0.3 m, Front mounting

Shape/Structure General-purpose Limit switches
Actuator Sealed roller plunger
Electrical ratings 1 A at 30 VDC
Contact form SPDT
Cable specifications Oil-resistant cable, 3 cores, 0.3 m
Degree of protection IP67

Item list of D4C

  • Ratings / Performance
Shape/StructureGeneral-purpose Limit switches
ctuatorSealed roller plunger 12 dia. x 4.4
Sintered stainless steel roller
Electrical ratings1 A at 30 VDC
Contact formSPDT
LoadGeneral load
Ratings (DC): Non-Inductive loadResistive load: 1 A at 30 VDC
Lamp load: 1 A at 30 VDC
Inductive load: 1 A at 30 VDC
Motor load: 1 A at 30 VDC
Inrush currentNC: 20 A max.
NO: 10 A max.
IndicatorLED, Light when not operating
30 VDC
Leakage current: Approx. 1.7 mA
Earth terminalWith earth wire
Cable specificationsOil-resistant cable, 3 cores, 0.3 m
Ambient temperatureOperating: -10 to 70 ℃ (with no icing)
Ambient humidity35 to 95% RH
Permissible operating speed0.1 mm/s to 0.5 m/s
Permissible operating frequencyElectrical: 30 operations / 1 minute max.
Mechanical: 120 operations / 1 minute max.
Insulation resistance100 MΩ min. (at 500 VDC)
Dielectric strengthBetween each terminal of the same polarities: 1,000 VAC 50/60 Hz 1 min
Between live-metallic part and ground: 1,500 VAC 50/60 Hz 1 min
Between each terminal and non-live-metallic part: 1,500 VAC 50/60 Hz 1 min
Impulse withstand voltageBetween live-metallic part and ground: 2.5 kV
Between each terminal and non-live-metallic part: 2.5 kV
DurabilityElectrical: 1,000,000 operations min. (0.1 A at 30 VDC)
Mechanical: 10 million operations min.
Vibration resistanceMalfunction: 10 to 55 Hz, 1.5 mm double amplitude
Shock resistanceDestruction: 1,000 m/s2 max.
Malfunction: 500 m/s2 max.
Pollution degree3 (EN60947-5-1)
Degree of protectionIP67
Classification of protection against electric shockClass III (with earth wire)
Operating Force (OF)Standard value 17.65 N max.
Release Force (RF)Standard value 4.41 N min.
Pre-Travel (PT)Standard value 1.8 mm max.
Movement Differential (MD)Standard value 0.2 mm max.
Over-Travel (OT)Standard value 3 mm min.
Operating Position (OP)Standard value 34.3±1 mm
  • Dimensions

Mounting hole dimensions

  • Circuits configuration

Connector pin arrangement

  • Characteristic chart

Durability curve



Enclosed Switch