The nation's banks will be bombarding customers with new fees and products in 2010 as they try to replace more than $50 billion in revenue wiped out by new rules that clamp down on certain business practices.

So far, the changes are mostly concentrated in checking accounts and credit cards. In addition to attaching new fees to old products, banks are introducing new types of accounts that they hope will reel in new customers and reduce their funding costs.

For...