Yes, the Thule TracRac CapRac Ladder Rack part # TH29200XT is a universal ladder rack that requires drilling into the roof for installation. It can support up to 500 lbs though you will be limited by the roof capacity if lower. view full answer...
The Progressive Dynamics Mighty Mini AC/DC Panel and Converter/Smart Charger # PD4045KA that you referenced has 7 breaker slot locations. Breakers are not included but the compatible ones are:
Thomas & Betts – TB & TBBD series
Square D – HOM & HOMT series
Cutler Hammer/Bryant – BR & BRD series
GE – HACR series
The panels easily can be pulled off from the main assembly of the setup as well. They are held on with a thin layer of plastic and easily pry off. view full answer...
For your 1987 Volvo 245 Wagon, I recommend the 1987 Volvo 240 Series Curt Powered Tail Light Converter with 4-Pole Flat Trailer Connector, # C59236. This will replace your previous modulite and allow you to pull your utility trailer. This Curt converter will hardwire your 4-way trailer connecter and should be a very simple install considering you are replacing a similar part. This is a powered unit that will require a wire to the battery, but I recommend this because it will not draw... view full answer...