Description
The KFC-8.5*8.5-D Self-Locking Switch is a high-quality, square-shaped mechanical switch designed for applications requiring a stable “stay-put” state. Featuring a reliable self-locking mechanism, this switch maintains its contact position once toggled, eliminating the need for constant pressure to keep a circuit active. Its compact 8.5×8.5mm form factor makes it a perfect fit for modern control panels, home appliances, and custom electronic project enclosures.
Engineered for durability and consistent performance, this switch offers a robust operating force of 200±80gf, providing a satisfying and tactile click during each engagement. With high-end electrical specifications, including low contact resistance and a high withstand voltage, the KFC-8.5*8.5-D ensures safe and efficient operation. Whether for industrial controls or consumer device interfaces, this switch offers the longevity and stability your design demands.
Note: Product images are for reference only. The actual product may vary slightly in appearance or manufacturer markings depending on stock availability.
Key Features
- Self-Locking Mechanism: Maintains its state (ON or OFF) after being toggled, providing essential stability for continuous-operation circuits.
- Compact Square Profile: Precise 8.5×8.5mm dimensions optimize space on crowded control interfaces.
- Tactile Precision: Calibrated 200±80gf operating force ensures a positive, responsive feel for the end-user.
- Robust Electrical Specs: Features low contact resistance (<50mΩ) and 250V AC voltage endurance for reliable performance.
- Environmental Resilience: Engineered to function reliably across a broad temperature range of -25°C to +65°C.
- Durable Construction: Built for high-frequency use with a mechanical and electrical lifecycle tested to meet stringent requirements.
- Ease of Integration: Standardized form factor allows for seamless mounting in panels, housings, and custom electronics.
Benefits
- Stable State Control: Eliminates the need for external latching logic in simple applications, saving design time and complexity.
- Long-Term Reliability: Tested for high cycle life, ensuring years of dependable operation in domestic or industrial settings.
- Space-Saving Design: The uniform square footprint allows for easy tiling in multi-button control panel arrays.
- High Safety Margin: With a 250V AC withstand voltage, it provides excellent protection for low-to-medium voltage applications.
- Consistent User Feedback: The well-tuned operating force prevents accidental toggling while remaining easy to activate.
- Simplified Procurement: A standard, high-performance component that is easy to source and integrate into existing assembly lines.
Applications
- Control Panels: Ideal for power switches, mode selection, or standby controls in professional equipment.
- Home Appliances: Perfect for toggling functions in kitchen machines, air purifiers, or heating systems.
- Electronic Devices: Reliable component for activation triggers in custom hardware, DIY projects, and prototypes.
- Industrial Machinery: Suitable for auxiliary function toggling on heavy-duty electrical control boxes.
- Audio/Visual Gear: Reliable switch for source selection, signal routing, or system power controls.
- Automotive Electronics: Excellent for auxiliary lighting, accessory power, or interior feature control modules.
Package Includes
- 1 x Self Lock Switch-KFC-8.5*8.5-D
Specifications
| Parameter | Specification |
|---|---|
| Model | KFC-8.5*8.5-D |
| Dimensions | 8.5 × 8.5 mm |
| Mechanism | Self-Locking (Latching) |
| Operating Force | 200 ± 80gf |
| Contact Resistance | < 50mΩ |
| Withstand Voltage | 250V AC (1 minute) |
| Operating Temperature | -25°C to +65°C |
| Mechanical/Electrical Lifecycle | 10k to 100k Cycles (Min) |
| Shipping Weight | 0.005 kg |
| Shipping Dimensions | 5 × 4 × 1 cm |















