Have been using this for a few weeks to test various items (trains, slot cars, etc) and has done a great job. See photos!
Tested & Working Smoothflow Minimodels 12v DC 2.5 Amps Power Unit transformer
Mainline Power Unit 37287 Tested 15.5 VDC VGC TESTED WORKING
HORNBY VINTAGE PIXAR TOY STORY 3 TRAIN SET - TESTED WORKING
Fleischman Power Unit 200 - 240v AC 0-14v DC Output West Germany Tested Working
Rare HO Scale 3-Rail Marklin Freight Train Set - Tested Working
Adastra A.122 AC/DC Power Supply Converter 3–12V – Tested & Working – Vintage