Q84D Dust Cap – 6 mm Rubber Toggle Switch Boot
Overview
The Q84D Dust Cap is a durable rubber protective boot designed to fit miniature toggle switches with a 6 mm threaded bushing. It helps shield the switch actuator and mechanism from dust, debris, and light moisture, improving longevity and reliability in demanding environments. This cap is commonly used on electronics projects, control panels, automotive applications, and any installation where exposure protection is required.
Features
- Designed for 6 mm toggle‑switch bushings for a secure, threaded fit.
- Compatible with mini toggle switches such as MTS‑102, MTS‑103, MTS‑202, MTS‑203.
- Flexible, long‑lasting rubber construction for repeated operation.
- Provides protection against dust, debris, and light moisture.
- Improves appearance and finish of panels and enclosures.
- Simple installation — just thread onto the switch bushing.
Applications
- Hobby electronics and DIY builds
- Control panels and instrumentation
- Workshop and machinery switches
- Automotive and marine environments
- Outdoor or semi‑exposed enclosures
Technical Details
| Model | Q84D |
|---|---|
| SKU | DC‑Q84D |
| Compatibility | MTS‑102, MTS‑103, MTS‑202, MTS‑203 and similar 6 mm toggle switches |
| Material | Rubber |
| Mounting Size | 6 mm threaded bushing |
| Protection | Dust‑resistant; light moisture resistance |
| Colour | Black |
| Package Includes | 1 × Q84D Dust Cap |
Notes
This dust cap is intended for general environmental protection and is not rated for immersion. Performance may vary depending on installation and enclosure conditions.

Compatible With Our MTS (Mini Toggle Switch) Models
Quick reference for the most common MTS mini-toggle variants.
| Model | Poles / Throws | Switch Positions | Pins | Typical AC Ratings | Typical Mounting |
|---|---|---|---|---|---|
| MTS‑102 | SPDT | ON‑ON | 3 | 6 A @ 125 VAC / 3 A @ 250 VAC | Panel‑mount; ~6 mm (1/4-inch) hole |
| MTS‑103 | SPDT | ON‑OFF‑ON | 3 | 6 A @ 125 VAC / 3 A @ 250 VAC | Panel‑mount; ~6 mm (1/4-inch) hole |
| MTS‑202 | DPDT | ON‑ON | 6 | 6 A @ 125 VAC / 3 A @ 250 VAC | Panel‑mount; ~6 mm (1/4-inch) hole |
| MTS‑203 | DPDT | ON‑OFF‑ON | 6 | 6 A @ 125 VAC / 3 A @ 250 VAC | Panel‑mount; ~6 mm (1/4-inch) hole |
- SPDT: Single‑Pole, Double‑Throw (3 terminals)
- DPDT: Double‑Pole, Double‑Throw (6 terminals)
- ON‑ON: Two ON positions (or One On and One Off)
- ON‑OFF‑ON: Two ON positions with a centre OFF
Package includes one dust cap. MTS switch sold separately.
| Light Packet | |
| Package Type | Light Packet |
Q84D 6mm Dust Cap
- Product Code: Q84D
- Availability: In Stock
- Light Packet Shipping Eligible
-
$0.36 USD
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