
Delivery in 10-20 daysWarranty 2 yearsREDARC
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European Union: free from €350; €60 for smaller orders.
Redarc DPS1240 12V 40A in-vehicle DC power supply – regulated voltage stabiliser (9-32V input)
The Redarc DPS1240 is a 12 V 40 A DC power supply that delivers a constant, regulated voltage to sensitive loads from a 12 V or 24 V vehicle system.
Thanks to its wide 9-32 V input it powers lights, radios, small motors, computers, fridges, pumps and TVs with very low electrical noise – ideal for radio equipment too. Fully encapsulated in silicone elastomer, it can be mounted outside the vehicle and in marine applications.
Designed and manufactured in Australia.
Key features
Regulated outputConstant 12 V output even with a fluctuating input voltage.
9-32 V inputWorks on 12 V and 24 V systems.
Fully encapsulatedResistant to vibration, dust and moisture: suitable for marine and external mounting.
FanlessSilent operation and low electrical noise, ideal for radio equipment.
High efficiencyConversion efficiency above 94%.
Built-in protectionAgainst spikes, over-voltage and reverse polarity; ignition-triggered activation and selectable output voltage.
Technical specifications
| Feature | Value |
|---|---|
| REDARC part number | DPS1240 |
| Input voltage | 9-32 V |
| Output voltage | 12 V DC (selectable) |
| Maximum output current | 40 A |
| Conversion efficiency | > 94% |
| No-load current draw | < 100 mA |
| Standby current draw | < 5 mA |
| Input fuse | 60 A |
| Output fuse | 60 A |
| Operating temperature | -50 °C to +50 °C |
| Dimensions (H × W × D) | 37 × 120 × 150 mm |
| Weight | 680 g |
| Warranty | 2 years |