I also have a 15TB. Could you leave links to the items you bought and installed? Could you show us how you connected it and if you had to change anything on the controller?
We updated the original controller to a Victron MMPT 100/30. Did not need to change anything on the actual controller. Grainger 1. 2 - 5 foot Strut channels Amazon 2. Go Power! Overlander-E 190W Solar Expansion Kit , Black 3. Dicor 501LSW-1 HAPS-Free Self-Leveling Lap Sealant 4. Dicor BT-1834-1 Butyl Seal Tape - 1/8" x 3/4" x 30' Repair Tape HomeDepot 5. Nylon Strut Cone Nut 3/8 inch 6. Self Tapping Metal Screws 7. Washers Dicor 501LSW-1 HAPS-Free Self-Leveling Lap Sealant for horizontal surfaces - 10.3 Oz, White, Secure, Ideal for RV Roofing, Maintenance, Repair, Appliance Application www.amazon.com/gp/product/B000BRF7QE/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&th=1 Dicor BT-1834-1 Butyl Seal Tape - 1/8" x 3/4" x 30' Repair Tape for RV, Trailer, Motorhome, Window, and Vent Sealing www.amazon.com/gp/product/B001FCB4JS/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&th=1 Go Power! Overlander-E 190W Solar Expansion Kit , Black www.amazon.com/gp/product/B00C90ZTDC/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 3/8 in. Nylon Strut Fitting Cone Nut in Gold Galvanized www.homedepot.com/p/Superstrut-3-8-in-Nylon-Strut-Fitting-Cone-Nut-in-Gold-Galvanized-5-Pack-ZCM100-3-8/100189687 Strut Channel shorturl.at/bhrMY
