DS 428 Blue Push to ON Push Button Switch — 12mm Panel Mount
The DS-428 Blue Push Button Switch is a compact, reliable, and easy-to-install self-locking push-to-ON switch designed for a wide range of electronics, DIY, and industrial applications. With its vibrant blue cap, sturdy plastic and metal body, and simple 2-pin SPST configuration, this switch is the go-to choice for engineers, hobbyists, and makers alike.
Key Specifications:
| Parameter | Details |
|---|---|
| Model Number | DS-428 / DS428 |
| Color | Blue |
| Switch Type | Push to ON (Momentary / Self-Locking) |
| Mounting Hole Size | 12mm |
| Rated Voltage | 250V AC / 125V AC |
| Rated Current | 1.5A @ 250VAC / 3A @ 125VAC |
| Contact Type | SPST — Normally Open (NO) |
| Pin Configuration | 2-Pin Solder Lug / Screw Terminal |
| Material | ABS Plastic + Metal |
| Service Life | Up to 10,000 Cycles |
| Mounting Type | Panel Mount |
Why Choose the DS 428 Blue Push Button Switch?
Whether you are building a robotics project, wiring up an Arduino circuit, setting up home automation, or working on an industrial control panel, the DS-428 Blue push button switch delivers consistent performance and long-lasting durability. The self-locking mechanism ensures the switch stays in its ON position after each press — perfect for power-on controls and indicator-light applications.
Common Applications:
- Arduino and Raspberry Pi projects
- DIY electronics and breadboard circuits
- LED and neon indicator panels
- Home appliance controls and doorbells
- Car horn and ignition systems
- Industrial control panels and automation boards
- Power supply ON/OFF controls






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