The POWER SUPPLY is a the manufacturer power supply unit built for continuous operation in enterprise server and storage platforms. This part is cataloged in the U.S. Government catalog under NSN 6130-01-459-8638, 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.
OUTPUT VOLTAGE RATING: 0.0 DC VOLTS MINIMUM AND 35.0 DC VOLTS MAXIMUM SINGLE POWER OUTPUT
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OUTPUT WATTAGE RATING: 200.0 WATTS NOMINAL SINGLE POWER OUTPUT
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OUTPUT CURRENT RATING: 0.0 DC AMPERES MINIMUM AND 6.0 DC AMPERES MAXIMUM SINGLE POWER OUTPUT
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
OUTPUT VOLTAGE RATING
0.0 DC VOLTS MINIMUM AND 35.0 DC VOLTS MAXIMUM SINGLE POWER OUTPUT
SPECIAL FEATURES
OPTION 220: 220 V AC OPERATION; OPTION 908: RACK MOUNT; HP-IB INTERFACE AND SCPI PROGRAMMING; TALKER/LISTENER FUNCTIONS INCLUDING REMOTE PROGRAMMINING OF VOLTAGE AND CURRENT WITH FEEDBACK OF ACTUAL MEASURED OUTPUT VALUES; 16 SUPPLIES CAN BE CONNECTED TO ONE HP-IB INTERFACE VIA A SERIAL LINK CONNECTION; AUTO-PARALLEL UP TO THREE UNITS; OUTPUTS CAN BE CONNECTED IN PARALLEL OR IN SERIES; PROGRAMMABLE OVERVOLTAGE AND OVERCURRENT PROTECTION; OVERTEMPERATURE PROTECTION; DISCRETE FAULT INDICATOR/REMOTE INHIBIT (DFI/RI); SELF-TEST OCCURS AT POWER-ON FROM AN HP-IB COMMAND; USER DEFINABLE POWER-ON STATE V
PART NAME ASSIGNED BY CONTROLLING AGENCY
HP 6643A SYSTEM POWER SUPPLY A
OUTPUT WATTAGE RATING
200.0 WATTS NOMINAL SINGLE POWER OUTPUT
OUTPUT CURRENT RATING
0.0 DC AMPERES MINIMUM AND 6.0 DC AMPERES MAXIMUM SINGLE POWER OUTPUT
OTHER ITEMS IN FSC 6130 — Converters, Electrical, Nonrotating
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is 6643A-220-908?
6643A-220-908 is a POWER SUPPLY.
What parts can replace 6643A-220-908?
There is 1 known substitute for 6643A-220-908: HP6643A OPT220-908. Substitute compatibility should be verified for your specific system.
What is the NSN for 6643A-220-908?
6643A-220-908 is cataloged in the U.S. Government catalog under NSN 6130-01-459-8638. This indicates validated use in U.S. government and defense supply chains.
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