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SK22/25

SK22-25 25mm Round Illuminated Push Button Switch (Latching)

Model SK22/25-3701, SK22/25-3701F, SK22/25-3702, SK22/25-3702F, SK22/25-3710, SK22/25-3710F, SK22/25-3711, SK22/25-3711F, SK22/25-3720, SK22/25-3720F

SK22/25-3701, SK22/25-3701F, SK22/25-3702, SK22/25-3702F, SK22/25-3710, SK22/25-3710F, SK22/25-3711, SK22/25-3711F, SK22/25-3720, SK22/25-3720F by JINHONG for industrial control panels, OEM equipment and automation systems. Category: SK22-25 25mm Push Button Switch.

  • Mounting diameter25 mm
  • Head shapeRound
  • IlluminationIlluminated
  • OperationLatching
  • Insulation voltage (Ui)600 V
SK22-25 25mm Round Illuminated Push Button Switch (Latching)

Product Information

The SK22/25-3701 is the round, illuminated, latching version of the SK22-25 25 mm panel-mount push button switch series; Thermal current (Ith): 10 A; Insulation voltage (Ui): 600 V; Protection degree: IP65 — for industrial control panels, machinery and OEM equipment.

SK22/25-3701 25mm Round Illuminated Push Button Switch

Key features

  • Mounting diameter: 25 mm
  • Protection degree: IP65
  • Contact material: Silver alloy
  • Mechanical life: 300,000 operations
  • LED illumination — colour and voltage specified when ordering
  • Conforms to IEC 60947-5-1 Annex K, IEC 60947-5-5, IEC 60529
  • Approvals / standards: UL, c-UL, CE
  • Models in this version — SK22/25-3701, SK22/25-3701F, SK22/25-3702, SK22/25-3702F, SK22/25-3710, SK22/25-3710F, SK22/25-3711, SK22/25-3711F, SK22/25-3720, SK22/25-3720F

At a glance

Mounting diameter25 mm
Head shapeRound
IlluminationIlluminated
OperationLatching
Insulation voltage (Ui)600 V
Thermal current (Ith)10 A
Protection degreeIP65
Operating temperature-25°C to +60°C

Characteristics

Electrical ratings
Insulation voltage (Ui)600 V
Thermal current (Ith)10 A
Insulation resistance (500V DC)100 MΩ
Dielectric strengthContact block 2,500V AC/1min · Indicator 2,000V AC/1min
Min. applicable load3V AC/DC·5mA (reference value; range depends on usage conditions and load type)
Contact materialSilver alloy
Mechanical & endurance
Mechanical life300,000 operations
Electrical lifePush button / selector / key switch: 100,000 operations (single contact), 50,000 operations (double contact)
Operating temperature-25°C to +60°C
Operating humidity45 to 85% RH
Storage temperature-40°C to +70°C
Storing humidityBelow 95%RH
Vibration resistanceMiss operation 5~55Hz, single amplitude 0.5mm; durability 30Hz, single amplitude 1.5mm (indicator, push button, selector and key switch)
Shock resistanceMiss operation 100 m/s²; durability 1,000 m/s² (indicator, push button, illuminated push button, selector and key switch)
Protection degreeIP65
Lamp rating

Contact Rating

AC contact capacity240V/5A
DC contact capacity24V/1A
Lamp voltage optionsAC:6;12;24;36;110;220
Mounting diameter25 mm
Series contact options1NO; 1NC; 1NO+1NC
Initial contact resistance≤50 mΩ
Approvals / standardsUL, c-UL, CE
Lamp current3–36V: 7-10mA; 110–220V: 2-3mA
Lamp life40,000 hours
Lamp colour optionsRed;Green;Blue;White;Yellow
Contact block familyHQ series
Contact block formX, Y series

Specifications

Selection chart — Round illuminated push button switch, 25 mm panel cut-out. Contact arrangement, lens colour and lamp voltage are specified when ordering.

Head ShapeIlluminationOperationContact BlockModel
RoundIlluminatedLatchingStandard ContactSK22/25-3701
RoundIlluminatedLatchingStandard ContactSK22/25-3701F
RoundIlluminatedLatchingStandard ContactSK22/25-3702
RoundIlluminatedLatchingStandard ContactSK22/25-3702F
RoundIlluminatedLatchingStandard ContactSK22/25-3710
RoundIlluminatedLatchingStandard ContactSK22/25-3710F
RoundIlluminatedLatchingStandard ContactSK22/25-3711
RoundIlluminatedLatchingStandard ContactSK22/25-3711F
RoundIlluminatedLatchingStandard ContactSK22/25-3720
RoundIlluminatedLatchingStandard ContactSK22/25-3720F

Lamp — LED unit; lens colour code and lamp voltage code are appended to the model number when ordering.

Factory direct from Wenzhou Jinhong, OEM/ODM welcome.

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SK22/25 at one glance