





The Gill G-641 is a 24-volt dry-charged flooded lead-acid aircraft battery designed to provide dependable engine starting and reliable electrical system performance in certified general aviation aircraft.
Manufactured by Gill Batteries (Teledyne Battery Products), a trusted supplier of FAA-PMA approved aviation batteries, the G-641 delivers strong starting power and stable electrical output for piston aircraft electrical systems.
✔ 24-volt dry-charged aircraft battery
✔ FAA-PMA approved for certified aircraft installations
✔ High cranking performance for reliable engine starts
✔ Dry-charged design allows extended shelf life before activation
✔ Widely used in Beechcraft, Piper and other GA aircraft
✔ Factory fresh battery
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| Condition | Factory New |
| Certification | FAA 8130 or EASA Form 1 |
| Warranty | 24 Months |
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The Gill G-641 is a traditional 24-volt flooded lead-acid aircraft battery supplied in a dry-charged condition. It is designed for use in certified general aviation aircraft where a dependable and robust 24-volt electrical power source is required.
As a dry-charged battery, the G-641 is shipped without electrolyte and must be activated using approved aviation battery electrolyte before installation. This design allows the battery to be stored for extended periods prior to activation while maintaining long shelf life.
Once properly filled, charged, and installed according to applicable aircraft maintenance data and manufacturer instructions, the Gill G-641 provides reliable engine starting power and stable electrical performance. Manufactured by Gill Batteries to established aviation standards, it has long been used as a standard replacement battery across a wide range of certified aircraft.
The Gill G-641 aircraft battery is commonly installed in aircraft requiring a 24-volt electrical system and high starting performance. It is widely used in twin-engine piston aircraft and other general aviation platforms that utilize a 24-volt electrical architecture.
| MANUFACTURER | COMPATIBLE AIRCRAFT MODELS |
|---|---|
| Beechcraft | Baron Series, Duke Series |
| Piper | PA-31 Navajo, PA-31T Cheyenne |
| Other Aircraft | Various certified aircraft using G-641 or equivalent 24-volt battery installations |
| EQUIVALENT BATTERY | MANUFACTURER |
|---|---|
| G-641 | Gill |
| RG-641 | Concorde |
| Weight | 10,9 kg |
|---|---|
| Dimensions | 26 × 18,3 × 25,1 cm |
| Battery Voltage | 24V |
| Battery Type | Dry Charged Lead-Acid |
| Cold Cranking Amps | 450 CCA |
| Rated Capacity (C1) | 17 Ah |
| Terminal Type | Threaded terminal |
| Electrolyte Required | 6 quarts |
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