Exide Technologies EV640S
The Exide Technologies EV640S is a battery pack with a nominal voltage of 12.8 V, a capacity of 50 Ah, 640 Wh of energy, dimensions of 308 x 168 x 211 mm, a continuous discharge of 50 A, a peak of 170 A +/- 10 A and a weight of 8.5 kg.
Last updated: 31 October 2026
Battery and charging
- Capacity (amp-hours)
- 50 Ah
- Its charge voltage profile
- 13.6 – 14.6 V
- Voltage
- 12.8 V
- Battery energy
- 640 Wh
- Charging current
- 15 A
- Maximum continuous discharge
- 50 A
- When it stops charging
- 2.5 A
- Peak discharge
- 170 A +/- 10 A
- Maximum charge current, as the maker labels it
- 50 A
- Charging voltage
- 14.6 V
- Float voltage
- 13.8 V
“EV640S 12.8 V 50 Ah 640 Y Yes Y 2 4 D31 308 x 168 x 211 8.5”
Source: exidegroup.com/pt/sites/default/files/2024-05/Exide Equipment Lithium-ion Manual.pdf
“EV640 / EV640S 12.8 V 50 Ah -20°C / 45°C 14.6 V 13.6 – 14.6 V 13.8 V”
Source: exidegroup.com/pt/sites/default/files/2024-05/Exide Equipment Lithium-ion Manual.pdf
“EV640S 12.8 V 50 Ah 640 Y Yes Y 2 4 D31 308 x 168 x 211 8.5”
Source: exidegroup.com/pt/sites/default/files/2024-05/Exide Equipment Lithium-ion Manual.pdf
Row from the maker’s page: “Rated Energy (Wh)” | “640”
Source: exidegroup.com/pt/sites/default/files/2024-05/Exide Equipment Lithium-ion Manual.pdf
“EV640 / EV640S 12.8 V 50 Ah -20°C / 45°C 15 A 14.6 V 2.5 A”
Source: exidegroup.com/pt/sites/default/files/2024-05/Exide Equipment Lithium-ion Manual.pdf
“-20°C / 60°C 50 A 170 A +/- 10 A 2s +/- 1”
Source: exidegroup.com/pt/sites/default/files/2024-05/Exide Equipment Lithium-ion Manual.pdf
“EV640 / EV640S 12.8 V 50 Ah -20°C / 45°C 15 A 14.6 V 2.5 A”
Source: exidegroup.com/pt/sites/default/files/2024-05/Exide Equipment Lithium-ion Manual.pdf
“-20°C / 60°C 50 A 170 A +/- 10 A 2s +/- 1”
Source: exidegroup.com/pt/sites/default/files/2024-05/Exide Equipment Lithium-ion Manual.pdf
“-20°C / 45°C 15 A 25 A 50 A”
Source: exidegroup.com/pt/sites/default/files/2024-05/Exide Equipment Lithium-ion Manual.pdf
“EV640 / EV640S 12.8 V 50 Ah -20°C / 45°C 15 A 14.6 V 2.5 A”
Source: exidegroup.com/pt/sites/default/files/2024-05/Exide Equipment Lithium-ion Manual.pdf
“EV640 / EV640S 12.8 V 50 Ah -20°C / 45°C 14.6 V 13.6 – 14.6 V 13.8 V”
Source: exidegroup.com/pt/sites/default/files/2024-05/Exide Equipment Lithium-ion Manual.pdf
Battery care and safety
- Temperatures it may be charged in
- -20°C / 45°C
- Temperatures it may be run in
- -20°C / 60°C
“EV640 / EV640S 12.8 V 50 Ah -20°C / 45°C 15 A 14.6 V 2.5 A”
Source: exidegroup.com/pt/sites/default/files/2024-05/Exide Equipment Lithium-ion Manual.pdf
“-20°C / 60°C 50 A 170 A +/- 10 A 2s +/- 1”
Source: exidegroup.com/pt/sites/default/files/2024-05/Exide Equipment Lithium-ion Manual.pdf
Size and fit
- Weight
- 8.5 kg
- Overall dimensions
- 308 x 168 x 211 mm
Row from the maker’s page: “Weight (Kg)” | “8.5”
Source: exidegroup.com/pt/sites/default/files/2024-05/Exide Equipment Lithium-ion Manual.pdf
Row from the maker’s page: “Dimension L*W*H (mm)” | “308 x 168 x 211”
Source: exidegroup.com/pt/sites/default/files/2024-05/Exide Equipment Lithium-ion Manual.pdf
Other findings
- Bluetooth
- Y
“EV640S 12.8 V 50 Ah 640 Y Yes Y 2 4 D31 308 x 168 x 211 8.5”
Source: exidegroup.com/pt/sites/default/files/2024-05/Exide Equipment Lithium-ion Manual.pdf
Sources
- Archived document
Source: exidegroup.com/pt/sites/default/files/2024-05/Exide Equipment Lithium-ion Manual.pdf
Retrieved October 30, 2026