Shimano STEPS BT-EN805: 504 Wh, 36 V, integrated in-tube. Which e-bikes it fits, the charge port it uses, and the drive systems it will not work with.

Updated 05 September 2026.

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Shimano STEPS BT-EN805 (504 Wh, 36 V, in-tube): specs and what it fits

What the Shimano STEPS BT-EN805 measures, the drive system it belongs to, and the bikes it fits.

ConnectorHigo / Julet charge and signal connector
Power panel
Voltage
36 V
Capacity
504 Wh
Energy
504 Wh
Connector
Higo / Julet charge and signal connector
Published battery data
Capacity504 Wh
Voltage36 V
Rated capacity14 Ah
Formintegrated in-tube
Charge portHigo / Julet charge and signal connector
FitsShimano DU-EP801 and DU-EP600 drive units (EP8 and EP6 systems)

Fits: Shimano DU-EP801 and DU-EP600 drive units (EP8 and EP6 systems).

The BT-EN805 is the 504 Wh integrated in-tube pack for the EP801 and EP600 drives, the slim-design sibling of the 630 Wh BT-EN806. Read the printed model number, because the EP800-generation packs are a different, non-interchangeable family.

It charges through the Higo / Julet charge and signal connector.

System, fit and connector

Questions and answers

What is the capacity of the Shimano STEPS BT-EN805 (504 Wh, 36 V, in-tube)?

504 Wh

What is the voltage of the Shimano STEPS BT-EN805 (504 Wh, 36 V, in-tube)?

36 V

What is the rated capacity of the Shimano STEPS BT-EN805 (504 Wh, 36 V, in-tube)?

14 Ah

What is the form of the Shimano STEPS BT-EN805 (504 Wh, 36 V, in-tube)?

integrated in-tube