Financial services company FNB has announced low-cost energy solutions for consumers ranging from R149 a month. Customers will have access to range of alternative energy and back-up power solutions on the FNB mobile application (app) and can pay for these over a 24-month period.   The service, which was revealed on March 27, is enabled through FNB Connect, with the bank promising customers would soon receive preapproved offers for these options too.