Shimano Di2 Seatpost Internal Battery BT-DN110A-7
Original price was: $166.99.$45.85Current price is: $45.85.
Description
Di2 Internal Battery for Shimano EW-SD50 Compatibility
Elevate your electronic shifting experience with this compact internal battery designed specifically for Shimano Di2 systems using the EW-SD50 wire setup. Engineered to blend seamlessly into your bike’s frame, this battery eliminates external wiring clutter while delivering reliable power for smooth gear transitions during every ride. Perfect for road cyclists chasing aerodynamic efficiency or mountain bikers navigating technical trails, its discreet design ensures your bike maintains a clean aesthetic without sacrificing performance.
Key Features:
– Frame Integration: Installs directly into compatible Shimano Di2 frames or seatposts, providing a sleek, professional finish ideal for race-ready builds or daily commutes.
– Extended Runtime: Offers up to 100 hours of use on a single charge—perfect for multi-day gravel adventures or long training sessions without mid-ride stops.
– Easy Access: Quick-release mechanism allows effortless charging and maintenance without tools or disassembly, saving time compared to traditional external batteries.
– Weatherproof Construction: Resists moisture and dust ingress, ensuring consistent performance in rain-soaked rides or dusty off-road conditions.
Why Choose This Over Competitors?
| Feature | Di2 Internal Battery | SRAM eTap AXS Battery | Shimano Di2 External Battery |
|---|---|---|---|
| Compatibility | Works with EW-SD50 wiring | Requires SRAM-specific setup | Compatible but adds bulk |
| Battery Life | Up to 100 hours | 40–60 hours | 50–80 hours |
| Design | Hidden frame mounting | Integrated into handlebars | Exposed external unit |
| Weight | Ultra-light at 35g | 45g | Heavier at 65g |
| Installation | Simple plug-and-play setup | Requires custom housing | Bulky wiring complications |
Ideal for riders seeking a minimalist setup without compromising power output, this battery integrates effortlessly into modern Di2-equipped bikes. Whether you’re racing against the clock on paved routes or conquering rough terrain off-road, its silent operation and dependable energy supply ensure shifts remain precise under pressure. Designed for seamless upgrades on existing EW-SD50 systems or new builds, it’s a smart choice for tech-savvy cyclists prioritizing aesthetics and functionality alike.
With its lightweight build and superior longevity over external options, this internal battery offers a hassle-free solution for riders who demand reliability across all conditions—from intense criteriums to multi-day endurance events.
