KCD-1 Rocker Centre Switch OFF with Copper Pins — SPST 2-Pin, 6A 250V
The reliable ON/OFF switch built for makers, hobbyists, and engineers.
The KCD-1 Rocker Switch (Centre OFF) is a compact, high-performance SPST (Single Pole Single Throw) switch designed for effortless power control in electronics projects, control panels, home appliances, automotive systems, and industrial equipment. Featuring genuine copper pins/terminals, this switch ensures superior electrical conductivity, reduced contact resistance, and a longer service life compared to standard alloy-pin variants.
Why Choose This KCD-1 Rocker Switch?
The KCD-1 Centre OFF Rocker Switch is built for both professionals and DIY enthusiasts who demand reliability in a compact form factor. The rugged Nylon 66 housing withstands heat, mechanical stress, and daily switching cycles — rated for over 10,000 electrical cycles and 100,000 mechanical cycles. The snap-in panel mounting design means zero screws required — simply press into the panel cutout and it locks securely in place.
The clearly marked ON (I) / OFF (O) positions on the rocker cap eliminate any confusion during operation, making it ideal for beginners and professionals alike. Whether you’re wiring up a custom enclosure, replacing a faulty switch in a water dispenser, or building a robotics project, the KCD-1 delivers dependable switching every time.
Key Specifications
- Model: KCD-1 (Centre Switch OFF)
- Switch Type: SPST (Single Pole, Single Throw)
- Pins/Terminals: 2-Pin — Copper Material
- Voltage & Current Rating: 6A @ 250VAC / 10A @ 125VAC
- Dimensions: 21mm × 15mm (Panel Cutout: 21mm × 11.6mm)
- Housing Material: Nylon 66 (High Heat Resistant)
- Contact Resistance: ≤ 20 mΩ
- Insulation Resistance: ≥ 100 MΩ
- Dielectric Strength: 1500VAC (1 minute)
- Operating Temperature: -25°C to +85°C
- Electrical Life: ≥ 10,000 cycles
- Mechanical Life: ≥ 100,000 cycles
- Mounting Type: Snap-In Panel Mount
Applications & Use Cases
This KCD-1 copper pin rocker switch is widely used in: DIY electronics projects and breadboard enclosures, water dispensers and coffee machines, robotics and automation systems, automotive and motorcycle power control, extension boards and power distribution units, industrial control panels, LED lighting circuits, and home appliance repair and replacement.
What Makes Copper Pins Better?
Standard rocker switches use brass or aluminium-alloy terminals that corrode over time, increasing resistance and causing heat buildup. The copper-pin variant of the KCD-1 offers lower contact resistance (≤ 20 mΩ), better conductivity, reduced sparking, and higher durability under sustained current load — especially important in 250V AC applications.
Package Contents
1 × KCD-1 Rocker Centre Switch OFF (Copper Pins, 2-Pin, SPST)






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