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Technical Data Sheet
PartsTable / MRO / 109-33
109-33 ✓ Verified by PartsTable
Trefl · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Always quote matching pair — mixed wattage causes throttling Platinum/Titanium = higher efficiency = lower power cost over time
AC or DC input? Verify customer site power
PRODUCT OVERVIEW

The AMPLIFIER-POWER SUPPLY is a Trefl power supply unit built for continuous operation in enterprise server and storage platforms. Key specifications include material: STEEL INNER RING, bore_shape: STRAIGHT, body_length: 0.375 INCHES NOMINAL IN, control_type: REMOTE, power_source: BATTERY, body_diameter: 0.138 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5895-01-665-1993, 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
MRO→ MRO_GENERAL→ 109-33
NSN: 5895-01-665-1993
FSC: 5895
CAGE: 3XWN1 — GATR TECHNOLOGIES, INC. (USA)
SPECIFICATIONS
materialSTEEL INNER RING
bore_shapeSTRAIGHT
body_length0.375 INCHES NOMINAL IN
control_typeREMOTE
power_sourceBATTERY
body_diameter0.138 INCHES NOMINAL IN
bore_diameter45.00 MILLIMETERS NOMINAL MM
cubic_measure0.007 CUBIC INCHES
overall_width1.950 INCHES NOMINAL IN
terminal_typeWIRE LEAD
inclosure_typeENCASED
load_directionRADIAL
NSN5895-01-665-1993
COMPONENT DIAGRAM
PULL TAB AIRFLOW —W PLATINUM 100-240V~ 50/60Hz Trefl BACKPLANE CONN ~200 mm HOT-PLUG POWER SUPPLY | —W | Platinum AC input 100-240V | Redundant pair required | Match wattage in same chassis TITLE PSU —W PN 109-33 MFR Trefl Platinum
TYPICAL APPLICATIONS
  • Server power supply replacement (failed or degraded)
  • Redundant power upgrade for high-availability
  • Power capacity upgrade for GPU or expansion configurations
  • Hot-swap power maintenance in production environments
  • Spare inventory for break-fix operations
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCYHIGH POWER AMPLIFIER KA-BAND, 25W, ETHERNET W
PART NAME ASSIGNED BY CONTROLLING AGENCYHIGH POWER AMPLIFIER KA-BAND, 25W, ETHERNET W
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
5905001048345Interchangeable
interchangeable cross-reference
interchangeable
RCR20G560KSInterchangeable
interchangeable cross-reference
interchangeable
0687-5601Interchangeable
interchangeable cross-reference
interchangeable
309GInterchangeable
interchangeable cross-reference
interchangeable
954137Interchangeable
interchangeable cross-reference
interchangeable
603T2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 109-33?
109-33 is a AMPLIFIER-POWER SUPPLY manufactured by Trefl. It is classified as a MRO (MRO_GENERAL).
What parts can replace 109-33?
There are 13 known substitutes for 109-33: 5905001048345, RCR20G560KS, 0687-5601 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 109-33?
109-33 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5895-01-665-1993. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026