These loans are guaranteed by the Small Business Administration because of this they offer some of the lowest rates on the market, as well as long repayment terms and the ability to borrow up to $5 million. Repayment ranges from 7- 25 years based on how you plan to use the money. SBA loans are best for strong credit borrowers who have been operating for 2 years and are willing to work on the long application process to expand their business or refinance debt.