Hardkorr 20A 3-Stage 12V AC Battery Charger
PRODUCT DESCRIPTION
Charge your batteries from home
Our 20A AC Chargers make charging your batteries from mains/AC power easy. Built for campers and 4x4ers, this 20A AC battery charger delivers reliable charging for 12V deep cycle batteries. Simple to operate, it supports AGM, Gel, Wet, Calcium and Lithium chemistries, making it ideal for camping, workshop, garage and everyday power setups.
Features intelligent 3-stage charging technology that optimizes battery health and extends lifespan. The automatic float mode prevents overcharging, while the compact design fits easily into caravans, vehicles, and storage spaces. Suitable for both leisure and professional use, this charger is a reliable addition to any off-grid or backup power system.
What's in the Box
- 1 x 20A battery charger
- 2 x 6mm² x 50cm M8 ring terminal to 50A Anderson-style adaptor cable
- 1 x 80cm 10A C13 240V AC power cable.
Specifications
| Rated input | 180–260V AC |
| Rated output (Bulk) | 20A, 14.4V ± 0.15V (LiFePO₄) |
| Rated output (Float) | 13.6V ± 0.15V (LiFePO₄) |
| Compatibility | LiFePO₄, AGM, Calcium, Std, Gel |
| Efficiency | ~85% (@ 230V) |
| Protections | Reverse polarity, over-voltage, over-temp., short-circuit |
| Dimensions (mm) | 226 (L) x 182 (W) x 87mm (H) |
Warranty: This product has a 2 year replacement warranty.
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