Overview
Concorde’s higher capacity turbine starting sealed lead acid RG-220 (24V, 21Ah) batteries
replace Gill’s G-246AT / G-246 / PS12-24P-11 (24V, 19 Ah) or 7246-20 (24V, 20 Ah).
The TSO-C173a authorized RG-220 was specifically designed to start PT6 turbine
engines. It is built with the same components and features that are proven to optimize
current output, maximize capacity and sustain turbine engine power requirements in the
most demanding jet applications. The RG-220 is dependable season after season.
Upgrading to the RG-220 results in faster starts, improved performance and reduced
engine wear.
Features
- Supported by Concorde’s world class customer service
- Sealed technology - no electrolyte management or potential contamination
- Proprietary PolyGuard® Separators – for added protection against shock & vibration
- Concorde batteries are 100% recyclable
STC Information
- STC provides for the installation of Concorde RG-220 batteries in place of the original equipment lead acid main batteries. The battery quantity per aircraft varies by model with some installing two (2) batteries and some installing three (3) batteries. Concorde’s RG-220 batteries are direct fit replacements.
Concorde RG-220 Sealed Lead Acid Aircraft Battery
- Brand: Concorde
- Product Code: RG-220
- Availability: In Stock
-
$1,947.00

