DC-DC Portable Power Pack With MPPT Solar Regulator

For more than 15 years, our Portable Power Pack (dubbed: The Grey Box) has served the 4×4 community and outdoor market as a mobile source of power as well as a stand-alone dual-battery system.   More recently, in 2017, we developed a stripped-down version of our Portable Power Pack, forgoing the dual-battery solenoid and opting …

The World’s Most Popular Camping Fridge

The decision to buy a new camping fridge often starts with the question of, “What size volume should I get?” Next, you will probably look at…   Value: What features does the fridge offer? Build Quality: How long will the fridge last? Back Up Service: How well is the product supported?   However, ‘What size?’ …

What’s NEW at National Luna?

PRESS RELEASE It was back in the early 1990s that National Luna won a tender to produce 12V vaccine fridges for the World Health Organisation. In response to that initial design, they later developed the first ever 12V camping fridge-freezer combination, and have since then added many more industry firsts to the overland travel market. …

Why Your Auxiliary Battery Is Not Charging

QUESTION My dual-battery isn’t charging. I had a solenoid system installed in my 4×4 just over a year ago. The setup seemed to work fine the first time, but now there’s very little power in my auxiliary battery when I get to camp. On my most recent trip I spent anywhere between 3 to 4-hours …

13 Tips For Your 12v Camping Fridge / Freezer

1) Stack your frozen food in the order that you’re going to eat it, and (if possible) open the freezer only once a day to take what you need. This will reduce the lid’s opening time, and the fridge’s overall power consumption. 2) Defrost your meat by placing it in the fridge compartment the night …

Stay in Charge

How to take care of your auxiliary battery With the Easter holidays behind us, there’s a good chance your auxiliary battery needs some maintenance. Permanent damage might even be happening to your battery as you read this! But don’t fret, there’s still time to save your battery and prolong its life. Here’s what you need …

Which split-charging system is best?

Last month, we wrote about dual-battery selection and touched on the subject of split-charging systems, specifically solenoid systems versus DC-to-DC chargers. Before you rush off and make a purchase, we have some advice on split-charging systems. The debate on which system is best (solenoid or DC-to-DC) has been raging for years. Unfortunately, the subject is …