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Technical Data Sheet
PS-645-1A ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

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 material: PLASTIC CASE, overall_width: 1.350 INCHES NOMINAL IN, overall_height: 4.000 INCHES NOMINAL IN, overall_length: 5.970 INCHES NOMINAL IN, case_design_type: SEALED, voltage_in_volts: 6.0. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6140-01-058-3613, 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
PS-645-1A
NSN: 6140-01-058-3613
FSC: 6140
CAGE: 56309 — POWER-SONIC CORPORATION (USA)
SPECIFICATIONS
materialPLASTIC CASE
cell_quantity3
overall_width1.350 INCHES NOMINAL IN
overall_height4.000 INCHES NOMINAL IN
overall_length5.970 INCHES NOMINAL IN
case_design_typeSEALED
voltage_in_volts6.0
terminal_quantity2
battery_electrolyteSILICA-GEL
ampere_hour_capacity4.50
time_capacity_in_hours20.00
NSN6140-01-058-3613
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BATTERY,STORAGE TITLE COMPONENT PN PS-645-1A MFR BATTERY,STORAGE
KEY FEATURES
TERMINAL QUANTITY: 2
CELL QUANTITY: 3
AMPERE HOUR CAPACITY: 4.50
TIME CAPACITY IN HOURS: 20.00
BATTERY ELECTROLYTE: SILICA-GEL
CASE DESIGN TYPE: SEALED
MATERIAL: PLASTIC CASE
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 (FLIS)
TERMINAL QUANTITY2
CELL QUANTITY3
AMPERE HOUR CAPACITY4.50
TIME CAPACITY IN HOURS20.00
BATTERY ELECTROLYTESILICA-GEL
CASE DESIGN TYPESEALED
MATERIALPLASTIC CASE
OVERALL WIDTH1.350 INCHES NOMINAL IN
VOLTAGE IN VOLTS6.0
OVERALL LENGTH5.970 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
WKA6-7.2FUpgraded Successor
successor cross-reference
successor
PS-670Upgraded Successor
successor cross-reference
successor
1D23490H05Upgraded Successor
successor cross-reference
successor
GC645-1AInterchangeable
Same NIIN cross-reference
interchangeable
PS-660Interchangeable
Same NIIN cross-reference
interchangeable
NP7-6Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PS-645-1A?
PS-645-1A is a BATTERY,STORAGE.
What parts can replace PS-645-1A?
There are 9 known substitutes for PS-645-1A: WKA6-7.2F, PS-670, 1D23490H05 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PS-645-1A?
PS-645-1A is cataloged in the Federal Logistics Information System (FLIS) under NSN 6140-01-058-3613. This indicates validated use in U.S. government and defense supply chains.
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