The Xantrex TRUECHARGE2 40 40A/12V is a battery charger with 40 A of charging current and a weight of 4.8 lb (2.2 kg).
Last updated: 8 October 2026
Battery and charging
- Battery types it states
- Gel, Flooded, AGM, Pb-Ca
- Output current
- 40 A
- Charging voltage
- 14.2 – 15.5 Vdc
- Float voltage
- 13.4 – 13.8 Vdc
- Minimum battery rating
- 80 Ah
“Battery type Gel, Flooded, AGM, Pb-Ca”
Source: xantrex.com/products/battery-chargers/truecharge2-12v
“Output current (nominal) 20 A / 40 A / 60 A”
Source: xantrex.com/products/battery-chargers/truecharge2-12v
“Output voltage (nominal, depending on settings) Charge 14.2 – 15.5 Vdc Float 13.4 – 13.8 Vdc”
Source: xantrex.com/products/battery-chargers/truecharge2-12v
“Output voltage (nominal, depending on settings) Charge 14.2 – 15.5 Vdc Float 13.4 – 13.8 Vdc”
Source: xantrex.com/products/battery-chargers/truecharge2-12v
“Minimum recommended battery bank size 40 Ah / 80 Ah / 120 Ah”
Source: xantrex.com/products/battery-chargers/truecharge2-12v
Size and fit
- Overall dimensions
- 2.8 x 6.7 x 9.8” (70 x 170 x 250mm)
- Stated weight
- 4.8 lb (2.2 kg)
“Dimensions (H x W x L) 20 A & 40 A – 2.8 x 6.7 x 9.8” (70 x 170 x 250mm) 60 A – 3.5 x 6.7 x 13.4” (90 x 170 x 340 mm)”
Source: xantrex.com/products/battery-chargers/truecharge2-12v
“Weight 20 A & 40 A – 4.8 lb (2.2 kg) 60 A – 9.9 lb (4.5 kg)”
Source: xantrex.com/products/battery-chargers/truecharge2-12v
Sources
- Xantrex | TRUEcharge2 20A,40A,60A/12VArchived document
Source: xantrex.com/products/battery-chargers/truecharge2-12v
Retrieved October 8, 2026