Concorde Battery Corporation is pleased to announce the latest addition to the Platinum Series� Turbine starting lineup, the RG-41/53. This robust 53 Ah AGM battery is TSO-C173a approved and eligible for installation in Piper PA-46-500TP and PA-46-600TP aircraft with FAA STC SA01050DE. The STC approves installation of the RG-41/53 battery in place of Piper Part Number 601-910. It is eligible for use on aircraft registered in the United States and those in Canada under Staff Instruction (SI) 513-003.