What is a Split rate Home Loan? Talk to us Phone us Breadcrumbs Firefighters Mutual Bank Help Centre Home Loan questions What is a Split rate Home Loan? Hi how can we help you? Search Submit help search What is a Split rate Home Loan? A split rate loan could be considered the best of both worlds. Part of your loan is on a fixed interest rate, the other part on a variable rate, providing flexibility and options on that component.