TS66B-SE Compact SMD Tactile Switch
TS66B-SE is a compact surface-mount tactile switch designed for momentary control and signal-input applications. Its low-profile metal-covered construction, round actuator and SMD terminals make it suitable for space-limited PCB assemblies.
The switch uses a momentary SPST normally open contact configuration. Multiple Dim. A options are available to accommodate different actuator-height and enclosure requirements.
Key Features
- Momentary tactile switching action
- SPST normally open contact configuration
- Surface-mount PCB installation
- Compact body measuring approximately 6.20 × 6.40 mm
- Round push-button actuator
- Four SMD terminals for stable PCB mounting
- Multiple Dim. A options available
- Suitable for automated PCB assembly
Technical Specifications
| Model | TS66B-SE |
|---|---|
| Switch Type | Tactile switch |
| Contact Configuration | SPST normally open |
| Operation | Momentary |
| Mounting Type | Surface mount (SMD/SMT) |
| Body Size | Approximately 6.20 × 6.40 mm |
| Overall Terminal Span | Approximately 8.20 mm |
| PCB Pad Spacing | Approximately 4.50 × 4.50 mm |
| Terminals | 4 SMD terminals |
| Dim. A Options | 2.5, 2.6, 2.7, 3.1 or 3.7 mm |
Typical Applications
- Consumer electronics
- Remote controls and handheld devices
- Control panels and user interfaces
- Portable electronic equipment
- Industrial control devices
- Compact PCB input modules
Ordering Information
Please confirm the required Dim. A option, operating force, electrical rating, service life, packaging method and order quantity before requesting samples or a quotation.







