The Expion360 EX-25DC (25A DC to DC lithium charger) is a battery charger with 25 A of charging current, a supply of 12.8 Vdc, the Input Parameters nominal voltage and a weight of 2.5 lbs (1.1 kg).
Last updated: 8 October 2026
Battery and charging
- Its charge voltage profile
- CC-CV 2-Stage, the Profile row
- Input voltage
- 12.8 Vdc, the Input Parameters nominal voltage
- Output current
- 25 A
- Efficiency
- 91 % @ 12 Vdc
- Battery types supported by the charger
- LiFePO4, the Profile Chemistry row
“Profile CC-CV 2-Stage”
Source: cdn.shopify.com/s/files/1/0469/5742/8899/files/EX-25DC_Spec_Sheet-web.pdf?v=1667337145
“12.8 Vdc”
Source: cdn.shopify.com/s/files/1/0469/5742/8899/files/EX-25DC_Spec_Sheet-web.pdf?v=1667337145
“25 A”
Source: cdn.shopify.com/s/files/1/0469/5742/8899/files/EX-25DC_Spec_Sheet-web.pdf?v=1667337145
“91 % @ 12 Vdc”
Source: cdn.shopify.com/s/files/1/0469/5742/8899/files/EX-25DC_Spec_Sheet-web.pdf?v=1667337145
“LiFePO4”
Source: cdn.shopify.com/s/files/1/0469/5742/8899/files/EX-25DC_Spec_Sheet-web.pdf?v=1667337145
Battery care and safety
- Operating temperature range
- -4 °F to 132 °F (-20 °C to 56 °C)
- Ingress protection
- IP67 on the data sheet; the page prints IP68
IP68 on the page; the data sheet prints IP67
“IP68”
Source: web.archive.org/web/20250811204227/https://expion360.com/products/expion360-e360-charger-dc-dc-25-amp-ex-25dc
“-4 °F to 132 °F (-20 °C to 56 °C)”
Source: cdn.shopify.com/s/files/1/0469/5742/8899/files/EX-25DC_Spec_Sheet-web.pdf?v=1667337145
Disputed
“IP67”
Source: cdn.shopify.com/s/files/1/0469/5742/8899/files/EX-25DC_Spec_Sheet-web.pdf?v=1667337145
Other sources state
Size and fit
- Weight
- 2.5 lbs (1.1 kg)
- Overall dimensions
- 7.09 in x 4.72 in x 1.57 in, length x width x height
- Case material
- Extruded Aluminum Case
“2.5 lbs (1.1 kg)”
Source: cdn.shopify.com/s/files/1/0469/5742/8899/files/EX-25DC_Spec_Sheet-web.pdf?v=1667337145
“7.09 in x 4.72 in x 1.57 in”
Source: cdn.shopify.com/s/files/1/0469/5742/8899/files/EX-25DC_Spec_Sheet-web.pdf?v=1667337145
“Extruded Aluminum Case”
Source: cdn.shopify.com/s/files/1/0469/5742/8899/files/EX-25DC_Spec_Sheet-web.pdf?v=1667337145
Compatibility
- Batteries the maker says it charges
- Compatible with e360 lithium batteries; no model list given
“Its compatibility with e360 lithium batteries makes it an ideal choice for RV, overland, and van builders.”
Source: web.archive.org/web/20250811204227/https://expion360.com/products/expion360-e360-charger-dc-dc-25-amp-ex-25dc
Other findings
- Nominal output voltage
- 14.6 Vdc ± 0.1 Vdc
“14.6 Vdc ± 0.1 Vdc”
Source: cdn.shopify.com/s/files/1/0469/5742/8899/files/EX-25DC_Spec_Sheet-web.pdf?v=1667337145
Sources
- Archived document
Source: cdn.shopify.com/s/files/1/0469/5742/8899/files/EX-25DC_Spec_Sheet-web.pdf?v=1667337145
Retrieved October 8, 2026
- E360 25 A DC-to-DC Lithium Alternator Charger – Expion360Archived document
Source: web.archive.org/web/20250811204227/https://expion360.com/products/expion360-e360-charger-dc-dc-25-amp-ex-25dc
Retrieved October 8, 2026