taddea wrote: What I want to know is if I have a 24v battery already, can I use it? Example: https://www.amazon.com/dp/B0748C6HZT/?c ... _lig_dp_it This is a 24V battery with good specs. It also costs FAR less than the going rate on "made for CPAP" battery packs. The power supplies being used are p...

I found this Talentcell 82Wh 24V lithium battery for $65 on amazon: https://www.amazon.com/gp/product/B078T7M9HZ/ref=oh_aui_detailpage_o03_s00?ie=UTF8&psc=1 And bought the Medistrom cable that goes with the Pilot Battery (Part Number P24RAMDC) for $12 at an online medical supplier. The whole setup c...

This one is 2.5x the capacity of the PowerAdd unit, if you trust their numbers: http://www.amazon.com/BiXPower-Capacity-Rechargeable-Portable-Battery/dp/B005LW2D3E/ref=sr_1_4?ie=UTF8&qid=1430207821&sr=8-4&keywords=bixpower Hmmm. You have to buy an accessory for stable voltage regulation, not sure I ...

After reading this thread, I pulled the trigger on the PowerAdd unit. I have a small cabin off grid in Oregon and have been toting Jump-starters to the place for years. The portability and performance of this is compelling enough that I had to give it a shot. I have an older REMStar Plus that I leav...