Re: Motor and Power Supply Questions

this company sells inexpensive Toroidal Transformers, you can just
order a bigger one instead of two.
You can get a single 50V 10A (~70VDC)transformer for around $82USD.

http://www.plitron.com/

or Hammond Manufactuing you can get 48V 15A for around $98USD
http://www.hammondmfg.com/

ps. I do not work for them, just looking at them as well

Thanks
Ian