Shimano BT-DN320 Di2 Wireless Rear Derailleur Battery
442515

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Shimano BT-DN320 Di2 Wireless Rear Derailleur Battery
442515

£39.99
Free standard delivery on bike parts, accessories & clothing
For orders under £20, £2.99 will be discounted at basket.
Save a further £18.80 with Cycle2work
  • Long-lasting charge up to 340 km
  • Seamless integration with Di2 wireless systems
  • Fast, easy recharging with EC-DN100

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Shimano BT-DN320 Di2 Wireless Rear Derailleur Battery
Shimano BT-DN320 Di2 Wireless Rear Derailleur Battery
£39.99

Shimano BT-DN320 Di2 Wireless Rear Derailleur Battery

  • High-performance 310mAh Li-Ion power source: The powerhouse of Shimano’s Di2 wireless shifting system, delivering smooth, effortless gear changes on every ride.
  • Exceptional durability: Proven reliability in all riding conditions — from torrential rain to scorching heat and gritty mud — thanks to advanced sealing and weatherproof design.
  • Compact, lightweight design: Discreetly housed inside the derailleur for a clean look while maintaining easy accessibility for maintenance or charging.
  • Long-lasting charge: Enjoy up to 340 km of riding range per charge (depending on conditions) with Shimano’s intelligent power management system.
  • Simple charging: Compatible with the Shimano EC-DN100 charger for fast and efficient top-ups between rides.

Power your next ride with the Shimano BT-DN320 Di2 Wireless Rear Derailleur Battery — the beating heart of Shimano’s latest wireless electronic shifting system. Engineered for fast, precise and ultra-reliable gear changes, this compact lithium-ion battery integrates seamlessly with Shimano’s XTR, XT, Deore and GRX Di2 wireless drivetrains.

Designed for performance and protection, the BT-DN320 battery fits securely inside the rear derailleur, shielding it from trail debris and impacts, yet remains quick and easy to remove when it’s time to recharge. Whether you’re hitting muddy trails or grinding gravel miles, this battery delivers the ultimate in efficiency, endurance and dependability.

Compatible with the following Shimano Di2 wireless rear derailleurs:
XTR RD-M9250-GS – Medium Cage Rear Derailleur
XTR RD-M9250-SGS – Long Cage Rear Derailleur
XT RD-M8250-GS – Medium Cage Rear Derailleur
XT RD-M8250-SGS – Long Cage Rear Derailleur
Deore RD-M6250-SGS – Long Cage Rear Derailleur
GRX RD-RX827-SGS – Long Cage Rear Derailleur

Technical Specifications:

  • Model number: BT-DN320
  • Battery chemistry: Lithium-Ion (Li-Ion)
  • Rated voltage: 7.6V
  • Capacity: 0.305Ah / 2.32Wh
  • Weight: Approx. 26.5g
  • Compatible charger: EC-DN100