Telecasters are some nice instruments. I'm not a big fan of their looks, but as far as everything else is concerned they're at the top of my list.

Teles use typically low-output single coil pickups. Tele pickups can be purchased from a wide variety of companies. Here are a few good ones to get you started-

http://www.seymourduncan.com/website/products/teles.shtml
http://www.kinman.com/html/myProducts/teles.htm
http://bareknucklepickups.com/
http://www.dimarzio.com/f_pickups.html
http://www.fender.com/products/show.php?seek=s.p.a._pickups
http://www.detempleguitars.com/home2.htm