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Technical Data Sheet
26643-7 ✓ 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

CAPACITOR,VARIABLE,PLASTIC DIELE. Key specifications include base_style: MEDIUM BIPIN (FLUORESCENT), bulb_style: T (TUBULAR), overall_length: 48.000 INCHES NOMINAL IN, wattage_rating: 34.000 WATTS, bulb_designator: T-12, special_features: ENERGY SAVER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-01-461-2768, 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
26643-7
NSN: 6240-01-461-2768
FSC: 6240
CAGE: 62607 — PHILIPS ELECTRONICS NORTH AMERICA CORPORATION DBA PHILIPS LIGHTING DIV PHILIPS LIGHTING COMPANY (USA)
SPECIFICATIONS
base_styleMEDIUM BIPIN (FLUORESCENT)
bulb_styleT (TUBULAR)
overall_length48.000 INCHES NOMINAL IN
wattage_rating34.000 WATTS
bulb_designatorT-12
special_featuresENERGY SAVER
rated_average_lifeHOURS
starting_characteristicRAPID
average_life_rating_in_hours20000.0
emitted_light_characteristicWHITE
environmental_attribute_codeFLUORESCENT LAMPS - FEMP-LIGHTING - ENERGY EFFICIENT PRODUCTS
NSN6240-01-461-2768
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,PLASTIC DIELE TITLE COMPONENT PN 26643-7 MFR CAPACITOR,VARIABLE,PLA
KEY FEATURES
EMITTED LIGHT CHARACTERISTIC: WHITE
WATTAGE RATING: 34.000 WATTS
BULB STYLE: T (TUBULAR)
STARTING CHARACTERISTIC: RAPID
BASE STYLE: MEDIUM BIPIN (FLUORESCENT)
ENVIRONMENTAL ATTRIBUTE CODE: FLUORESCENT LAMPS - FEMP-LIGHTING - ENERGY EFFICIENT PRODUCTS
BULB DESIGNATOR: T-12
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)
EMITTED LIGHT CHARACTERISTICWHITE
SPECIAL FEATURESENERGY SAVER
WATTAGE RATING34.000 WATTS
BULB STYLET (TUBULAR)
STARTING CHARACTERISTICRAPID
BASE STYLEMEDIUM BIPIN (FLUORESCENT)
ENVIRONMENTAL ATTRIBUTE CODEFLUORESCENT LAMPS - FEMP-LIGHTING - ENERGY EFFICIENT PRODUCTS
BULB DESIGNATORT-12
AVERAGE LIFE RATING IN HOURS20000.0
RATED AVERAGE LIFEHOURS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
530-001Interchangeable
interchangeable cross-reference
interchangeable
273-1-2Interchangeable
interchangeable cross-reference
interchangeable
CV148543Interchangeable
interchangeable cross-reference
interchangeable
273151Interchangeable
interchangeable cross-reference
interchangeable
7790140853Interchangeable
interchangeable cross-reference
interchangeable
F40/50U ALTOInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 26643-7?
26643-7 is a CAPACITOR,VARIABLE,PLASTIC DIELE.
What parts can replace 26643-7?
There are 6 known substitutes for 26643-7: 530-001, 273-1-2, CV148543 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 26643-7?
26643-7 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-01-461-2768. This indicates validated use in U.S. government and defense supply chains.
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