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Bafang BT C01.750.UC

bafang-e.com/en/oem-area/components/component/battery/bt-c01750uc

The Bafang BT C01.750.UC is a battery pack with a nominal voltage of 43 V, 750 Wh of energy, a weight of 4 kg, a charge time of 6.5h with a 3 A Charger and storage from -10 °C to 35 °C.

Last updated: 6 September 2026

What we found

  • Published as 43 V · 750 Wh.
  • 26 specifications are published for it, each with the source it was read from, 1 of them corroborated by a second source.
  • No matching recall was found in the records this catalogue holds from 8 regulators.

Assembled from the evidence on this page. Every figure and count below is shown with the source it was read from.

Battery and charging

Voltage
43 V

“Rated voltage 43 DCV”

Source: bafang-e.com/uploaded/manual/BF-DM-C-BT C01-EN.pdf

“Ratings: 43V,20Ah,750W”

Source: bafang-e.com/Uploaded/Labels/BT C01.750.UC.pdf

Rated capacity

The maker’s own documents give different figures

17.5 Ah

BF-DM-C-BT C01-EN.pdf · retrieved by us 4 September 2026

“Nominal Capacity 17.5 Ah”

Source: bafang-e.com/uploaded/manual/BF-DM-C-BT C01-EN.pdf

20 Ah

BT C01.750.UC.pdf · retrieved by us 4 September 2026

“Ratings: 43V,20Ah,750W”

Source: bafang-e.com/Uploaded/Labels/BT C01.750.UC.pdf

Battery energy
750 Wh

“Ratings: 43V,20Ah,750W”

Source: bafang-e.com/Uploaded/Labels/BT C01.750.UC.pdf

Expected cycle life

The maker’s own documents give different figures

500 charges

BF-UM-C-BT C01-EN.pdf · retrieved by us 4 September 2026

“8.1.1.3 Battery wear The battery can be charged 500 times. The battery capacity decreases during this time, thus reducing the range of the pedelec.”

Source: bafang-e.com/uploaded/manual/BF-UM-C-BT C01-EN.pdf

600 cycles with 70% capacity remaining

BT C01.750.UC.pdf · retrieved by us 4 September 2026

“Expected life-time in cycle-life 600 cycles or above 2.5 years using The remaining capacity is above 70% to rated capacity after 600 times charge-discharge cycles is conducted. Test method:20 cycles every month ,2.5 years.”

Source: bafang-e.com/Uploaded/Labels/BT C01.750.UC.pdf

What changes the range
Eleven things, starting with the rider's own effort

“The discharge cycle of the battery can be affected by: • Used pedal power • Total weight (load and driver) • Tire air pressure • Headwind • Ambient temperature • Road/underground condition • selected speed level • Slope • Battery charge level • Age • Remaining capacity of the battery”

Source: bafang-e.com/uploaded/manual/BF-UM-C-BT C01-EN.pdf

Capacity at a 1C discharge
14.3 Ah

“Rate Capacity 14.3 Ah (1C Discharge)”

Source: bafang-e.com/uploaded/manual/BF-DM-C-BT C01-EN.pdf

Charger, as the manual states it
Special 5P charger

“Charger Special 5P charger”

Source: bafang-e.com/uploaded/manual/BF-DM-C-BT C01-EN.pdf

Range, under the maker's stated conditions
Minimum 85 km

“Riding Distance* Minimum 85 km * Ideal conditions: Flat terrain, approx. 15km/h average speed, no headwind, approx. 20 °C ambient temperature, high-quality bike components, tire tread and pressure with minimal rolling resistance, experienced eBike rider(always shifts gears correctly), additional weight(excluding bike weight)<70kg.”

Source: bafang-e.com/uploaded/manual/BF-DM-C-BT C01-EN.pdf

Charger output voltage
49.2 V

“Rated output voltage: 49.2 V”

Source: bafang-e.com/uploaded/manual/BF-DM-C-BT C01-EN.pdf

Charger output current
2 A ± 0.2 A

“Output current: 2 A ± 0.2 A”

Source: bafang-e.com/uploaded/manual/BF-DM-C-BT C01-EN.pdf

Charger mains input
100 ACV–240 ACV, 47 – 63 Hz

“Operating voltage: 100 ACV–240 ACV, 47 – 63 Hz”

Source: bafang-e.com/uploaded/manual/BF-DM-C-BT C01-EN.pdf

Lowest pack voltage the charger will start from
24 ± 2 V

“Minimum battery charge voltage: 24 ± 2 V”

Source: bafang-e.com/uploaded/manual/BF-DM-C-BT C01-EN.pdf

Charging time
6.5h with a 3 A Charger

“Charging time 6.5h with a 3 A Charger”

Source: bafang-e.com/uploaded/manual/BF-DM-C-BT C01-EN.pdf

Least capacity declared
At least 18 Ah

“Rated capacity(Ah) 18Ah or above”

Source: bafang-e.com/Uploaded/Labels/BT C01.750.UC.pdf

Power when nearly empty and nearly full
150 W at 20% SOC, 600 W at 80% SOC

“Power(W) 150 W at 20% SOC, 600 W at 80% SOC”

Source: bafang-e.com/Uploaded/Labels/BT C01.750.UC.pdf

Internal resistance
No more than 140 mΩ

“Internal resistance (mΩ) ≤140 mΩ”

Source: bafang-e.com/Uploaded/Labels/BT C01.750.UC.pdf

Charges to
50.4V, cutting off at 200 mA

“Charge:Constant Current Constant Voltage mode, 50.4V,3 A, Cut off at 200 mA”

Source: bafang-e.com/Uploaded/Labels/BT C01.750.UC.pdf

Treated as empty at
32.4 V

“Discharged: Constant Current mode, 3 A, Cutoff at 32.4 V”

Source: bafang-e.com/Uploaded/Labels/BT C01.750.UC.pdf

Power to energy ratio
161%

“600 W at 80% SOC. 161%”

Source: bafang-e.com/Uploaded/Labels/BT C01.750.UC.pdf

Battery care and safety

Charge to leave it at in storage

The maker’s own documents give different figures

charge about (60-80%)

BF-UM-C-BT C01-EN.pdf · retrieved by us 4 September 2026

“8.1.1.2 Battery Storage If you do not use your pedelec for a long time, remove the battery, and charge about (60-80%) on. Store the battery separately in a suitable dry place.”

Source: bafang-e.com/uploaded/manual/BF-UM-C-BT C01-EN.pdf

35% SOC

BF-DM-C-BT C01-EN.pdf · retrieved by us 4 September 2026

“Storage (At 35% SOC &-10°~35 °C) 12 months”

Source: bafang-e.com/uploaded/manual/BF-DM-C-BT C01-EN.pdf

Storage temperature
-10 °C to 35 °C

“Do not extend the battery to temperatures below the permissible storage temperature of -10 °C to 35 °C. Note that temperatures of about 45 °C are common near heaters, in direct sunlight or in overheated vehicle interiors.”

Source: bafang-e.com/uploaded/manual/BF-UM-C-BT C01-EN.pdf

Sleep mode
It sleeps to avoid deep discharge

“To prevent a deep discharge, the battery is put into sleep mode after a certain time.”

Source: bafang-e.com/uploaded/manual/BF-UM-C-BT C01-EN.pdf

How long it can be stored
12 months

“Storage (At 35% SOC &-10°~35 °C) 12 months”

Source: bafang-e.com/uploaded/manual/BF-DM-C-BT C01-EN.pdf

Charger timing cut-off
15 ± 1 h

“Timing Protection: 15 ± 1 h”

Source: bafang-e.com/uploaded/manual/BF-DM-C-BT C01-EN.pdf

Charger temperature cut-off
NTC < 0 ± 3 °C or NTC > 55 ± 3 °C

“Temperature protection: NTC < 0 ± 3 °C or NTC > 55 ± 3 °C”

Source: bafang-e.com/uploaded/manual/BF-DM-C-BT C01-EN.pdf

Size and fit

Weight
4 kg

“Weight 4 kg”

Source: bafang-e.com/uploaded/manual/BF-DM-C-BT C01-EN.pdf

Size, shared across the family
408 x 123 x 70 mm

“Dimensions (L*W*H) 408*123*70 mm”

Source: bafang-e.com/uploaded/manual/BF-DM-C-BT C01-EN.pdf

Certification claims

EU battery declaration
Declared under the EU Batteries Regulation

“Technical Documentation for Performance and Durability Requirements Light Means of Transport Battery According to Article 10 of (EU) 2023/1542”

Source: bafang-e.com/Uploaded/Labels/BT C01.750.UC.pdf

Charger certification claimed
CE, GS

“Certificate: CE, GS”

Source: bafang-e.com/uploaded/manual/BF-DM-C-BT C01-EN.pdf

Product identifiers

The codes printed on the product and its packaging.

Model code
BT C01.750.UC

Source: bafang-e.com/en/oem-area/components/component/battery/bt-c01750uc

BT C01.750.UC Specifications Dimensions / Size Specifications Nominal Voltage (Vdc) 43 Energy (Wh) 750 Rated Capacity (Ah) 17.5 Cell 18650 Charger 2A / 3A Matching Parameter Removing type Rear Tests &

The manufacturer's own designation for this model, usually printed on the frame or in the manual. It does not change between colours.

Bikes — none listed

No sourced compatibility evidence is on file for this battery yet.