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Technical Data Sheet

BT-70939-1/2APH — BATTERY,STORAGE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

BT-70939-1/2APH: BATTERY,STORAGE.

The BATTERY,STORAGE is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include temp_rating: 71.0 CELSIUS DEGC, overall_width: 10.5 INCHES NOMINAL IN, overall_height: 9.05 INCHES NOMINAL IN, overall_length: 10.0 INCHES NOMINAL IN, voltage_in_volts: 25.2, terminal_location: TOP. This part is cataloged in the U.S.

Government catalog under NSN 6140-01-701-3564, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
BT-70939-1/2APH
NSN: 6140-01-701-3564
FSC: 6140 — Batteries, Rechargeable
CAGE: 51828 — BREN-TRONICS DEFENSE LLC (USA)
SPECIFICATIONS
temp_rating71.0 CELSIUS DEGC
overall_width10.5 INCHES NOMINAL IN
overall_height9.05 INCHES NOMINAL IN
overall_length10.0 INCHES NOMINAL IN
voltage_in_volts25.2
terminal_locationTOP
terminal_quantity3
portability_methodSTRAP
battery_electrolyteLITHIUM
part_name_assigned_by_controlling_agencyRECHARGEABLE LITHIUM-ION BATTERY
NSN6140-01-701-3564
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BATTERY,STORAGE TITLE COMPONENT PN BT-70939-1/2APH MFR BATTERY,STORAGE
KEY FEATURES
•
TEMP RATING: 71.0 CELSIUS DEGC
•
TERMINAL QUANTITY: 3
•
VOLTAGE IN VOLTS: 25.2
•
PORTABILITY METHOD: STRAP
•
TERMINAL LOCATION: TOP
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT9.05 INCHES NOMINAL IN
TEMP RATING71.0 CELSIUS DEGC
TERMINAL QUANTITY3
VOLTAGE IN VOLTS25.2
PORTABILITY METHODSTRAP
OVERALL LENGTH10.0 INCHES NOMINAL IN
OVERALL WIDTH10.5 INCHES NOMINAL IN
TERMINAL LOCATIONTOP
BATTERY ELECTROLYTELITHIUM
PART NAME ASSIGNED BY CONTROLLING AGENCYRECHARGEABLE LITHIUM-ION BATTERY
OTHER ITEMS IN FSC 6140 — Batteries, Rechargeable
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6140-00-000-5725 6140-00-001-1544 6140-00-001-4187 6140-00-001-5391 6140-00-001-5392 6140-00-003-0528 6140-00-003-5310 6140-00-003-7222
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is BT-70939-1/2APH?
BT-70939-1/2APH is a BATTERY,STORAGE.
What is the NSN for BT-70939-1/2APH?
BT-70939-1/2APH is cataloged in the U.S. Government catalog under NSN 6140-01-701-3564. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.