http://www.bostonreefers.org/forums/showthread.php?107976-DIY-VorTech-Battery-Backup Hittat på nätet! Väntar bara en del kontakter och laddare från Ebay! Återkommer med info efter funktionstest. DIY VorTechBattery Backup After seeing what's inside the battery backup I decided to build my own.The parts are the same spec as those inside the box and it's wired exactly thesame but I won't have the box but I did save myself $97.00! Here's a list of parts: 12vdc/18amp sealed lead acid battery from Royal Battery, MaldenWerker 12vdc/1000ma charger with indicator from Batteries Plus Radio Shack #270-1238 5x20mm fuse holder Radio Shack #270-1050 5x20mm 1.5amp fuse (4 pack) Radio Shack #274-1571 1.3mm, size H DC power plug Misc connectors, 6' of 20 gauge wire