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Technical Data Sheet
28ES ✓ 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: TELEPHONE SLIDE NUMBER FIVE, bulb_style: T (TUBULAR), overall_length: 1.115 INCHES MAXIMUM IN, voltage_rating: 1.100 VOLTS NOMINAL, wattage_rating: 1.120 WATTS, bulb_designator: T-2. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-00-077-2526, 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
28ES
NSN: 6240-00-077-2526
FSC: 6240
CAGE: 58854 — GTE PRODUCTS CORP LIGHTING PRODUCTS GROUP (USA)
SPECIFICATIONS
base_styleTELEPHONE SLIDE NUMBER FIVE
bulb_styleT (TUBULAR)
overall_length1.115 INCHES MAXIMUM IN
voltage_rating1.100 VOLTS NOMINAL
wattage_rating1.120 WATTS
bulb_designatorT-2
rated_average_lifeHOURS
light_output_rating1600.000 FOOTCANDLES NOMINAL SINGLE RATING
filament_designationC-2F
specification/standard_data08108-28PSB MANUFACTURERS STANDARD
average_life_rating_in_hours5000.0
emitted_light_characteristicCOLORLESS
NSN6240-00-077-2526
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,PLASTIC DIELE TITLE COMPONENT PN 28ES MFR CAPACITOR,VARIABLE,PLA
KEY FEATURES
BULB DESIGNATOR: T-2
BULB STYLE: T (TUBULAR)
RATED AVERAGE LIFE: HOURS
AVERAGE LIFE RATING IN HOURS: 6000.0
BASE STYLE: WIRE LEADS, DOWN
EMITTED LIGHT CHARACTERISTIC: COLORLESS
VOLTAGE RATING: 28.000 VOLTS NOMINAL
LIGHT OUTPUT RATING: 1500.000 END FOOTCANDLES NOMINAL SINGLE RATING
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)
BULB DESIGNATORT-2
BULB STYLET (TUBULAR)
RATED AVERAGE LIFEHOURS
AVERAGE LIFE RATING IN HOURS6000.0
BASE STYLEWIRE LEADS, DOWN
EMITTED LIGHT CHARACTERISTICCOLORLESS
VOLTAGE RATING28.000 VOLTS NOMINAL
LIGHT OUTPUT RATING1500.000 END FOOTCANDLES NOMINAL SINGLE RATING
CURRENT RATING FOR WHICH DESIGNED0.035 AMPERES MINIMUM AND 0.045 AMPERES MAXIMUM
FILAMENT HEAVY DUTY SERVICE RATINGNOT RATED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
329050Interchangeable
interchangeable cross-reference
interchangeable
11066790Interchangeable
interchangeable cross-reference
interchangeable
EL-S-2-01632-003Interchangeable
interchangeable cross-reference
interchangeable
28-1027Interchangeable
interchangeable cross-reference
interchangeable
28PSBInterchangeable
interchangeable cross-reference
interchangeable
B-2905Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 28ES?
28ES is a CAPACITOR,VARIABLE,PLASTIC DIELE.
What parts can replace 28ES?
There are 12 known substitutes for 28ES: 329050, 11066790, EL-S-2-01632-003 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 28ES?
28ES is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-00-077-2526. This indicates validated use in U.S. government and defense supply chains.
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