D2FC-F-K 50M Mouse Micro Switch Replacement – 2-Pack
D2FC-F-K 50M Mouse Micro Switch Replacement – 2-Pack
D2FC-F-K (50M) Mouse Micro Switch – 2-Pack Replacement
Bring your favourite mouse back to life with these genuine D2FC-F-K (50M) mouse micro switches. Rated for up to 50 million click cycles — far outlasting standard 10M and 20M variants — these blue-dot switches deliver a satisfying, crisp tactile feel with minimal actuation lag. Whether your left or right button has gone soft, chattery, or unresponsive, this drop-in replacement restores that snappy, precise click you depend on.
Compatible with any mouse using a standard rectangular 3-pin micro switch, including popular models in the MX Series, G Series, Microsoft Red Shark IO 1.1, Microsoft Silver Shark IE 3.0, Saturn Trackball, Mars Trackball, and Apple G3 mice.
Key Features
- 🖱️ 50 Million Click Lifetime – the latest generation, rated 2.5× longer than 20M models
- ⚡ Crisp, Responsive Actuation – blue-dot button with a snappy tactile feel and virtually no lag
- 🔌 Universal 3-Pin Rectangular Fit – compatible with a wide range of gaming and office mice
- ✅ Direct Drop-In Replacement – same footprint as OEM switches for easy soldering
- 📦 2 Switches per Pack – replace both left and right buttons in one go
Compatibility
Compatible with any mouse using a rectangular 3-pin micro switch, including:
- Logitech MX Series & G Series mice
- Microsoft Red Shark IO 1.1 (left and right buttons)
- Microsoft Silver Shark IE 3.0
- Saturn & Mars Trackballs
- Apple G3 mice
Specifications
| Model | D2FC-F-K (50M) |
| Rating | 50 Million Clicks |
| Pin Type | Rectangular 3-Pin |
| Button Color | Blue Dot |
| Quantity | 2 Switches per Pack |
| Country of Origin | Made in Mainland China |
Package Contents
- 2 × D2FC-F-K (50M) Mouse Micro Switch
Note: Ships without retail packaging.
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Frequently Asked Questions
Q: What mice are compatible with the D2FC-F-K (50M) micro switch?
A: Any mouse that uses a standard rectangular 3-pin micro switch can use this replacement. Confirmed compatible models include Logitech MX Series and G Series mice, Microsoft Red Shark IO 1.1, Microsoft Silver Shark IE 3.0, Saturn and Mars Trackballs, and Apple G3 mice. If your mouse uses a rectangular 3-pin switch, this is a direct drop-in replacement.
Q: How does the 50M rating compare to standard mouse switches?
A: Standard mouse switches are typically rated for 10 million (10M) or 20 million (20M) click cycles. The D2FC-F-K (50M) is rated for 50 million clicks — that's 2.5× to 5× longer than most factory-installed switches — making it ideal for heavy daily users and gamers who want long-term reliability.
Q: Do I need soldering skills to install these switches?
A: Yes, replacing a mouse micro switch requires basic soldering. You'll need a soldering iron to desolder the old switch from the mouse's PCB and solder the new one in its place. The D2FC-F-K (50M) is the same footprint as most OEM switches, making the swap straightforward for anyone with basic electronics repair experience.
Q: How many switches come in the pack?
A: Each pack includes 2 × D2FC-F-K (50M) micro switches — enough to replace both the left and right buttons of your mouse in a single purchase.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.