FREE SHIPPING on orders over $99 in Contiguous US* All orders shipped from North Carolina.
Low fixed freight for AK, HI, Canada & Mexico *Excludes heavy and bulky items.
CHRISTMAS SHUTDOWN: Orders placed from Dec 23rd to Jan 2nd will not be shipped until Jan 3rd
FREE SHIPPING on orders over $99 in Contiguous US* All orders shipped from North Carolina Low fixed freight for AK, HI, Canada & Mexico
*Excludes heavy and bulky items.

Trailer Power Kit

USD $445.00
Product details

Make battery charging and monitoring simple with REDARC’s Smart Battery Monitor and 12A BCDC. Designed for on-trailer installation, take the guess work out of monitoring your battery levels.

USD $445.00

In stock


    Make battery charging and monitoring simple with REDARC’s Trailer Power Kit. Take the guess work out of monitoring your batteries so you can focus on adventuring.

    Featuring REDARC’s 12A BCDC, it’s the perfect bundle for keeping your fridge cold and lights on in-trailer power systems.


    The Trailer Power Kit has everything you need to get you complete battery management in no time.

    • A 12amp DC to DC battery charger to charge (BCDC1212T) your secondary batteries
    • A Smart Battery Monitor (BSEN500) to keep track of vital battery information

    This kit is the perfect option for people who want to add a second battery in their trailer setup to run a fridge or camp lights, keep their main battery charged and know exactly what their power system is doing at all times.

    Pair with a secondary Lithium Battery for the ultimate dual battery setup.


    Each BCDC features REDARC’s tried and tested, dual input DC charging technology plus an MPPT solar regulator and Green Power Priority, all in the compact BCDC form factor. Efficiently charge from both the both the alternator and solar simultaneously, ensuring maximum charge capacity no matter the situation.


    Pair with REDARC’s Smart Battery Monitor for accurate, real-time battery level tracking. With state of charge, time remaining and current flow at your fingertips, you can concentrate on the adventure ahead.

    Up to five times more accurate than the leading competitor, you can trust that ‘2 Hours Remaining’ means ‘2 Hours Remining’. When paired with leading Bluetooth 5.1 technology, the Smart Battery Monitor delivers reliability over distances up to 137 feet.

    Three connection points and our intuitive app will have you monitoring in no time. With a single touch all your battery details are right there.

    • Compact form factor
    • Simultaneous DC and solar charging with Green Power Priority
    • Maximizes the performance and life of your auxiliary battery
    • Suits 12/24V standard and variable voltage/smart alternators
    • Suitable for AGM, GEL, standard lead acid, calcium and Lithium (LiFePO4) batteries
    • Suitable for use on vehicles with conventional alternator charging systems
    • Unrivalled battery monitoring accuracy
    • Bluetooth 5.1 technology for monitoring up to 137 feet
    • Built to REDARC’s rigorous testing standards
    • RedVision app compatibility


    * Check battery specifications for current limits.

    * Large capacity battery banks may require a few cycles to fully charge.

    More Information
    Warranty 2 Years

    REDARC offers customers free freight on orders within the contiguous US states on all orders placed over $100 via the REDARC website. Alaska, Hawaii, Canada and Mexico have low fixed freight rates. All products have a 5 day lead time before shipment after which it will be shipped via our preferred shipping method.

    Please note that your order will require a signature on delivery. Please monitor your tracking details to ensure you are present at your delivery address when your order is delivered.

    Orders will be shipped from our distribution center in North Carolina, USA with delivery timeframes dependant on location.

    Customers can contact REDARC at for additional freight options and pricing. The REDARC site can only be used to ship orders to the US contiguous states, as well as orders to Alaska, Hawaii, Canada and Mexico.


    The terms and conditions relating to ‘Return of goods’ set out in our Trading Terms will apply to all good purchased by you via the site. All goods purchased by you via the site also come with a manufacturer’s warranty found here.

    A 100% Australian-owned company, we have met the needs of customers in transport and other industries through exciting, innovative thinking. We believe in total customer satisfaction and practice this by offering our customers: 

    • Technical advice free of jargon and free of charge

    • Prompt turnaround of orders 

    • Friendly, personalized, professional service and product support In the unlikely event that a technical issue arises with a REDARC product, customers are encouraged to initially contact the REDARC Technical Support Team. 

    • REDARC's Ultimate Off-Grid Toyota Tacoma Build

      Built tough and ready to push the limits, REDARC’s latest off grid build is nothing short of the ultimate adventure vehicle. Harnessing over 40 years of expert knowledge of powering rigs and building off-grid tourers in Australia, we couldn’t wait to get our hands dirty on a truck build unlike any other.


    Need a little help with choosing the right product? We're here to help! You can use our handy vehicle look-up tool, find a local installer or stockist in your area or check out our FAQs.

    Still not sure? Don't stress, you can contact our helpful Tech Support Team by phone or email too.