The PenFed Power Cash Rewards Visa Signature is a personal credit card from PenFed Power Cash Rewards Visa Signature. Application typically pulls a hard report from Experian. The annual fee is $0. The ongoing APR is 17.99% variable. Approval typically requires a credit score of 700+ or higher. Rewards: 2% cash back on all purchases for Honors Advantage members (1.5% standard). No caps, no categories. No annual fee.. Accessible via free ACC membership (American Consumer Council). PenFed is one of the largest credit unions in the US.