
Delivery in 10-20 daysWarranty 2 yearsREDARC
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European Union: free from €350; €60 for smaller orders.
Redarc BCDC2420 24V 20A DC-DC battery charger with MPPT solar regulator, 12/24V input
The Redarc BCDC2420 is a 3-stage DC-DC battery charger with a 24 V 20 A output, powered from a 9 to 32 V vehicle input. It is the answer for 24 V auxiliary batteries in trucks, work vehicles, large motorhomes and boats.
It features a built-in MPPT solar regulator to get the most out of your solar panels, plus a starter battery isolator. Sealed and fanless, it can also be mounted in the engine bay.
Key features
24 V 20 A outputMulti-stage charging designed for 24 V auxiliary battery banks.
MPPT solar regulatorExtracts maximum power from connected solar panels.
9-32 V inputWorks with both 12 V and 24 V vehicles.
Built-in isolatorPrevents the starter battery from going flat.
Rugged and silentSealed electronics, no fan, suitable for engine bay mounting.
Technical specifications
| Feature | Value |
|---|---|
| REDARC part number | BCDC2420 |
| Battery chemistry | AGM, Gel, standard lead-acid, calcium |
| Input voltage | 9 - 32 V |
| Output voltage | 24 V DC |
| Max. output current | 20 A |
| Rated output power | 600 W |
| Max. charging voltage | 30.6 V |
| MPPT solar regulator | Yes |
| Solar input voltage | 9 - 32 V |
| Solar activation voltage | 17.5 V |
| Suitable for 12 V systems | Yes |
| Suitable for 24 V systems | Yes |
| Input fuse | 60 A (not supplied, Redarc FK60 recommended) |
| Output fuse | 40 A (not supplied, Redarc FK40 recommended) |
| No-load current | < 100 mA |
| Standby current | < 8 mA |
| Engine bay mounting | Yes |
| In-cabin / tray mounting | Yes |
| Trailer mounting | Yes |
| Operating temperature | -20 °C to +80 °C |
| Connections | Flying leads |
| Dimensions (H × W × D) | 37 × 120 × 150 mm |
| Weight | 650 g |
| Warranty | 2 years |