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Concorde RG-390E/30 Aircraft Battery

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Part# 11-15456
MFR Model# RG-390E/30


The RG-390E/30 is FAA TSO-C173a authorized, and STCed for the Cessna 510 Mustang with a 30-ampere hour drop over the OEM battery and 5 pounds lighter. The enhanced plate design and PolyGuard™ separator system allows the inspection interval to be extended to an initial inspection at 12 months or 1000 hours, and subsequent capacity tests at six months or 500 hours.

The recombinant gas RG® Series VRLA-AGM batteries are known for superior starting power with quick, cool operation in all conditions without the threat of thermal runaway. Less initial cost than NiCd, no deep cycling, and maintenance free design reducing operating costs per hour.

Concorde recombinant gas valve regulated lead acid batteries for engine starting, emergency / essential power, and standby power applications are constructed with cutting edge Absorbed Glass Mat (AGM) technology.

Concorde’s proprietary PolyGuard™ Microporous Polyethylene Separator shields the positive plates against shorting, shock or vibration. No other manufacturer offers this dual layer insulation protection feature.
  • Certified nickel cadmium battery replacement
  • Reliable essential power in the event of a generator failure
  • Low impedance design
  • Maintenance free AGM Battery
  • Constructed with non removable vent valves - no addition of electrolyte or water required
  • Aerobatic: Non spillable at any altitude or attitude
  • Factory tested to assure airworthiness
  • Shipped fully charged
  • RG® Series batteries ship HAZMAT EXEMPT
RG-390E/30 is a polypropylene battery with side vent tubes, a powder coated aluminum cover with hold down bar and lifting straps.


  • Primary Aircraft Purpose: Turbine Starting Aircraft Battery
  • Voltage: 24v
  • Rated Capacity C1 = 1 hr. rate in ampere hours: 30.00
  • Max Weight: 63.00 lb / 28.6 kg
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Please note, Aircraft Spruce's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.

Q: Which battery minder is used with Concorde RG-390E?

Batteryminder part number 11-14352 with the 11-09561 elcon connector.

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