STC-1000 no. Auberins' SYL-1512A yes (http://www.auberins.com/index.php?main_page=product_info&cPath=1&products_id=14)
That said, my STC-1000 does both. If it is under the set point, the heater kicks on, over set point the cooler. But only in C. Which isn't a big deal for me. This is the link...