Based on the image, this is a common illuminated SPST ON/OFF rocker switch (KCD1/KCD3 style). Since the exact part number is not visible, the specifications below are typical for this type of switch.
Rocker Switch – Full Specification
Parameter Specification
Product Type Illuminated Rocker Switch
Switch Function ON-OFF
Contact Configuration SPST (Single Pole Single Throw)
Terminals 4 Pins
Actuator Color Red
Housing Color Black
Illumination Neon/LED Indicator (Red)
Mounting Type Panel Mount (Snap-in)
Panel Cutout Approx. 30 × 22 mm
Overall Size Approx. 31 × 25 × 35 mm
Contact Rating 16A 250VAC / 20A 125VAC
Contact Resistance ≤ 35mΩ
Insulation Resistance ≥ 100MΩ at 500VDC
Dielectric Strength 1500VAC for 1 minute
Electrical Life ≥ 10, 000 Cycles
Mechanical Life ≥ 50, 000 Cycles
Operating Temperature -25°C to +85°C
Terminal Material Brass, Silver-Plated
Housing Material Nylon PA66
Flame Rating UL94V-0 (typical)
Pin Configuration
4-Pin Illuminated Type
Pin 1: AC Input (Line)
Pin 2: AC Output (Load)
Pin 3 & 4: Indicator Lamp Connections
O / I
┌────────┐
│ SWITCH │
└────────┘
1 2 3 4
Applications
Power Supplies
UPS Systems
Industrial Control Panels
Home Appliances
Audio Amplifiers
Battery Chargers
Test Equipment
Electronic Instruments
Mechanical Dimensions (Typical)
Dimension Value
Length 31 mm
Width 25 mm
Height 35 mm
Panel Cutout 30 × 22 mm
Terminal Width 6.3 mm
If you need an exact datasheet with manufacturer part number and precise dimensions, please provide a clear image of the side markings or the model number printed on the switch body.
