Would it be possible to buy as a new customer for this pricing?
As a new customer, it will not be possible to buy new erupters at the 0.195 BTC price. There are, however, several group buys going on right now that you can take advantage of. Like this one, offering 0.33 BTC per erupter:
https://bitcointalk.org/index.php?topic=277332.0KosmoKramer is just taking care of his old customers right now with these discount coupons. I'll add that he's doing a kickass job when he really should be left alone to do his own thang with his own time.