Power Solutions Australia

DCDC charger Dual input 40amp 12-24 (40 amp)

Regular price $325.00 AUD Sale price $325.00 AUD
Description
Charge from your alternator and solar at the same time.
The DCS-1240 Dual Input DC to DC Charger is a versatile 40A charger designed for modern 12V battery systems. It accepts input from both 12V or 24V alternators, including smart alternators, as well as up to 500W of solar input.
Built for caravans, 4WDs, camper trailers and off grid setups, it ensures reliable and efficient charging wherever you travel.

Dual Input Charging

  • Alternator input: 12V or 24V
  • Solar input: up to 500W
  • Output: 12V / 40A
  • Built in MPPT solar controller
This allows simultaneous charging from vehicle and solar sources for faster battery recovery.

Wide Battery Compatibility

Suitable for charging:
  • Lead acid
  • Gel
  • AGM
  • LiFePO4 lithium batteries
Designed for battery banks between 120Ah and 400Ah.

Smart Alternator Compatible

Fully compatible with modern smart alternator systems, ensuring stable and efficient charging even in newer vehicles.

Built for Harsh Conditions

  • IP68 rated waterproof and dustproof housing
  • Can be mounted under bonnet
  • Compact and durable design
Ideal for rugged Australian touring conditions.

Advanced Protection

  • Low voltage protection
  • Over voltage protection
  • Over temperature protection
  • Reverse polarity protection
Includes 3 × 50A connectors for secure installation.

Specs at a Glance

Spec

 

 

Detail

 

 

Model

 

 

DCS-1240

 

 

Input

 

 

12V / 24V alternator + solar

 

 

Solar Input

 

 

Up to 500W

 

 

Output

 

 

12V / 40A

 

 

MPPT

 

 

Built in

 

 

Battery Types

 

 

Lead Acid, Gel, AGM, LiFePO4

 

 

Recommended Battery Size

 

 

120Ah – 400Ah

 

 

Rating

 

 

IP68

 

 

Mounting

 

 

Under bonnet suitable

 

 

Dimensions

 

 

190 × 130 × 40mm

 

 

Weight

 

 

1.3kg

 

 

Warranty

 

 

2 years

 

 

Shipping

 

 

Free

 

 

Price

 

 

$325 AUD

 

 

Why Choose the DCS-1240 Dual Input Charger?

If you want efficient charging from both your vehicle and solar panels in one compact unit, this 40A dual input DC-DC charger delivers strong performance, full battery compatibility and rugged reliability for mobile and off grid power systems.
In stock

Australia-wide Delivery

We ship across the country — from metro areas to regional and remote locations.

Personalized Support

You’re welcome to call us directly for advice or assistance, or send us an email if you prefer.

100% Free Shipping

Free shipping Australia-wide
for orders over $50 excluding some heavy items.

18+ Years in Business

Electrical engineer by trade, powered by experience, trusted for mobile power solutions.

Q) Do you deliver Australia wide?

A)Yes, we do. We don't charge extra for postage/freight for most of our products. Freight is not included on our bigger off-grid power stations. If your delivery address requires using more than one freight company's or you live in an isolated area or an area where freight prices are higher than normal, you may be requested to cover the extra cost involved. This will be discussed at time of ordering.

Q) Do you have a shop front?

A)No, we don't. We display and demonstrate our products at Tiny Home Expos, industry, music, camping, lifestyle expos/events etc. around Australia. Many of our sales are through recommendations and word of mouth.

Q) Can I phone you, or do I have to send an email?

A)Calling & speaking to us is preferred, however you are welcome to send an email.

Q) If I have a question about using my product, where can I get help?

A)If reading the user guide doesn't answer your question, please feel free to call us or send an email if you prefer. We want you to be able to use the product with ease and to its full potential.

Q) Who covers cost of freight if my product needs to be returned for repairs, if covered by warranty?

A)Freight to us for possible warranty repairs is covered by the customer. We cover freight back to nominated address, under our usual freight inclusions. If the issue is not covered under warranty (misuse, tampered with, incorrect storage, user error etc) freight will be at customers expense.

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