CosyHome P850C Bike Gear Shift Button Controller: 4 PIN connector
Ever struggled with clunky gear shifts that throw off your ride's rhythm? The Bike Gear Shift Button Controller is here to change that—seamlessly syncing with your Bafang P850C Mid Mount motor display like they were made for each other (because, well, they were). Say goodbye to awkward pauses and hello to buttery-smooth transitions. And with its 4 PIN connector, it's not just a fling; this connection's built to last. Plus, setting it up? Easier than convincing yourself you 'need' another bike accessory.
Why you'll love it:
- Gear shifts so smooth, you'll forget you're doing them
- Built tougher than your resolve to avoid coffee before a ride
- Plays nice with specific Bafang models—no awkward compatibility issues here
Features
- Compatible with Bafang P850C
- Mid Mount display panel
- Easy installation
- 4 PIN connector
General specs
- Brand: CosyHome
- Model: P850C
- Seller: Joom
- ID: 67c00aa04bda3d01421ffba0
- Connector Type: 4 PIN
- Compatibility: Bafang P850C Mid Mount motor display panel
- Installation: Easy
- First listed by seller: 6/21/25
If you are interested in more details, you can find full information on the seller's page.
View on seller's site
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$23.69
Last price update: 12/10/25
Available to order
Price History for seller Joom
Shipping options
Delivery to 
Russia
Russia
Available
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
CosyHome P850C 4 PIN connector
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CosyHome 886 Thumb 36V/48V/60V compatibility
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| Brand | CosyHome | CosyHome | CosyHome | Sports tour | Sports tour | CosyHome |
| Model | P850C | 886 Thumb | ||||
| Color | ||||||
| Rating |
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| Price | $23.69 | $88.93 | $32.59 | $53.66 | $20.90 | $45.03 |
| Seller | Joom | Joom | Joom | Joom | Joom | Joom |
| Update | December 7, 2025 | December 8, 2025 | December 7, 2025 | December 8, 2025 | December 7, 2025 | December 8, 2025 |
| Compatibility | Bafang P850C Mid Mount motor display panel | Most electric bikes | Most electric bikes | |||
Bike Gear Shift Button Controller
$23.69
