Pro-Guide 12V 390CCA Group U1 LiFePO4 Starting Battery
The Pro-Guide 12V 390CCA Group U1 LiFePO4 Starting Battery is a battery pack with a nominal voltage of 12 V, 36 Wh of energy, LiFePO4 cells and a weight of 1.25 kg (2.76 lb).
Last updated: 28 October 2026
Battery and charging
- Energy
- 36 Wh
- Voltage
- 12 V
- Chemistry
- LiFePO4
- Highest charge current it will take
- 15
- Cold cranking amps
- 390
Row from the maker’s page: “Watt Hours” | “36WH”
Source: proguidebatteries.com/products/12v-390cca-group-u1-lifepo4-starting-battery
“12V 390CCA Group U1 LiFePO4 Starting Battery”
Source: proguidebatteries.com/products/12v-390cca-group-u1-lifepo4-starting-battery
“12V 390CCA Group U1 LiFePO4 Starting Battery”
Source: proguidebatteries.com/products/12v-390cca-group-u1-lifepo4-starting-battery
Row from the maker’s page: “Charge Current (Standard / Max)” | “1.5A / 15A”
Source: proguidebatteries.com/products/12v-390cca-group-u1-lifepo4-starting-battery
“12V 390CCA Group U1 LiFePO4 Starting Battery”
Source: proguidebatteries.com/products/12v-390cca-group-u1-lifepo4-starting-battery
Size and fit
- Weight
- 1.25 kg
- Weight
- 2.76 lb
- Length
- 166 mm
- Width
- 123 mm
- Height
- 163 mm
- Terminals
- 2 x Internal Thread (M6)
- Group the maker sells it as
- U1
Row from the maker’s page: “Weight” | “2.76lbs / 1.25kg”
Source: proguidebatteries.com/products/12v-390cca-group-u1-lifepo4-starting-battery
Row from the maker’s page: “Weight” | “2.76lbs / 1.25kg”
Source: proguidebatteries.com/products/12v-390cca-group-u1-lifepo4-starting-battery
Row from the maker’s page: “Length” | “6.85in / 166mm”
Source: proguidebatteries.com/products/12v-390cca-group-u1-lifepo4-starting-battery
Row from the maker’s page: “Width” | “4.84in / 123mm”
Source: proguidebatteries.com/products/12v-390cca-group-u1-lifepo4-starting-battery
Row from the maker’s page: “Height” | “6.42in / 163mm”
Source: proguidebatteries.com/products/12v-390cca-group-u1-lifepo4-starting-battery
Row from the maker’s page: “Terminal Type” | “2 x Internal Thread (M6)”
Source: proguidebatteries.com/products/12v-390cca-group-u1-lifepo4-starting-battery
“12V 390CCA Group U1 LiFePO4 Starting Battery”
Source: proguidebatteries.com/products/12v-390cca-group-u1-lifepo4-starting-battery
Identity
- Model code
- PGLU1X
“12V 390CCA Group U1 LiFePO4 Starting Battery SKU PGLU1X”
Source: proguidebatteries.com/products/12v-390cca-group-u1-lifepo4-starting-battery
Sources
- 12V 390CCA Group U1 LiFePO4 Starting Battery - Pro-Guide BatteriesArchived document
Source: proguidebatteries.com/products/12v-390cca-group-u1-lifepo4-starting-battery
Retrieved October 28, 2026