PartsTable TECHNICAL DATA SHEET
NSN 6120-01-666-0878Government record, cited

Power Supply6120-01-666-0878

NSN 6120-01-666-0878 · NIIN 016660878 · Part number MCS65US48-XE1067
Xp Power Llc Dba Xp Power Llc · FSC 6120 — Transformers: Distribution and Power Station · FSG 61 — Electric Wire, Power, and Distribution Equipment · CAGE 1VWD9
Government record, cited
NSN 6120-01-666-0878 — this item is cataloged by the U.S. Government under National Stock Number 6120-01-666-0878. Manufacturer of record part number: MCS65US48-XE1067.
Also searched as  6120-01-666-0878 · 6120016660878 · NIIN 016660878 · 01-666-0878 · FSC 6120 Transformers: Distribution and Power Station · CAGE 1VWD9 · MCS65US48-XE1067 · 6157.0438.00
Nearby stock numbers  ·
Features
  • Power Supply — FSC 6120
  • Output Voltage Rating: 48.0 DC VOLTS NOMINAL SINGLE POWER OUTPUT
  • Ventilation Design Type: CONVECTION
  • Input Voltage Rating: 264.0 AC VOLTS MAXIMUM SINGLE OPERATING POWER RQMT
  • Input Frequency Rating: UNABLE TO DECODE
  • Operating Ambient Temp Range: -40.0 TO 70.0 CELSIUS DEGC
  • Input Current Rating: 1.1 AC AMPERES MINIMUM SINGLE OPERATING POWER RQMT
  • 2 manufacturer part numbers on file
Identification
  • NSN: 6120-01-666-0878
  • NIIN: 016660878
  • FSC: 6120 — Transformers: Distribution and Power Station
  • FSG: 61 — Electric Wire, Power, and Distribution Equipment
  • Primary part number: MCS65US48-XE1067
  • Manufacturer: Xp Power Llc Dba Xp Power Llc
General Description

The Power Supply, cataloged under National Stock Number 6120-01-666-0878, is classified within Federal Supply Class 6120 (Transformers: Distribution and Power Station) of the Electric Wire, Power, and Distribution Equipment group. The manufacturer of record is Xp Power Llc Dba Xp Power Llc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6120-01-666-0878
Primary Part NumberMCS65US48-XE1067
Item NamePower Supply
FSC / FSG6120 / 61 — Transformers: Distribution and Power Station
ManufacturerXp Power Llc Dba Xp Power Llc
StatusACTIVE
Output Voltage Rating48.0 DC VOLTS NOMINAL SINGLE POWER OUTPUT
Ventilation Design TypeCONVECTION
Input Voltage Rating264.0 AC VOLTS MAXIMUM SINGLE OPERATING POWER RQMT
Input Frequency RatingUNABLE TO DECODE
Operating Ambient Temp Range-40.0 TO 70.0 CELSIUS DEGC
Input Current Rating1.1 AC AMPERES MINIMUM SINGLE OPERATING POWER RQMT
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
MCS65US48-XE1067 PRIMARY Xp Power Llc Dba Xp Power Llc (USA)
6157.0438.00 Rohde & Schwarz Gmbh & Co. Kommanditgesellschaft Dba R & S (DEU)
No interchangeability data on file.
Other items in FSC 6120 — Transformers: Distribution and Power Station
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6120-00-001-6024
TRANSFORMER,POWER
6120-00-001-6064
6120-00-001-6064 · Item name not on file
6120-00-003-3005
6120-00-003-3005 · Item name not on file
6120-00-004-0802
6120-00-004-0802 · Item name not on file
6120-00-004-6951
6120-00-004-6951 · Item name not on file
6120-00-005-5119
6120-00-005-5119 · Item name not on file
6120-00-005-6645
6120-00-005-6645 · Item name not on file
6120-00-005-6646
6120-00-005-6646 · Item name not on file

Frequently Asked Questions

What is NSN 6120-01-666-0878?

NSN 6120-01-666-0878 is a Power Supply, manufactured by Xp Power Llc Dba Xp Power Llc, classified under FSC 6120, Transformers: Distribution and Power Station. Status: active.

What part numbers are listed for NSN 6120-01-666-0878?

NSN 6120-01-666-0878 has 2 manufacturer part numbers on file: MCS65US48-XE1067 (Xp Power Llc Dba Xp Power Llc), 6157.0438.00 (Rohde & Schwarz Gmbh & Co. Kommanditgesellschaft Dba R & S).

What are the specifications of MCS65US48-XE1067?

Key specifications for MCS65US48-XE1067: Output Voltage Rating: 48.0 DC VOLTS NOMINAL SINGLE POWER OUTPUT; Ventilation Design Type: CONVECTION; Input Voltage Rating: 264.0 AC VOLTS MAXIMUM SINGLE OPERATING POWER RQMT; Input Frequency Rating: UNABLE TO DECODE. 6 specifications are documented in the U.S. Government catalog.

Is NSN 6120-01-666-0878 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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