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45N0312 — LENOVO AC POWER ADAPTER 90W 20V-4.5A

IBM · POWER_SUPPLY · HOTPLUG_PSU
PRODUCT OVERVIEW

45N0312: LENOVO AC POWER ADAPTER 90W 20V-4.5A.

LENOVO AC POWER ADAPTER 90W 20V-4.5A. Key specifications include Output power: 90 W, Input voltage: 100-240 V, Input frequency: 50/60 Hz. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
POWER_SUPPLY→ HOTPLUG_PSU→ 45N0312
SPECIFICATIONS
Input Voltage100-240 V
Output Power90 W
Input frequency50/60 Hz
COMPONENT DIAGRAM
PULL TAB AIRFLOW —W PLATINUM 100-240V~ 50/60Hz IBM 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 45N0312 MFR IBM Platinum
SUBSTITUTES & CROSS-REFERENCES 26
42T5000SubstituteBROKER-VERIFIED
Lenovo AC Power Adapter 90W 20V-4.5A
substitute
42T4435SubstituteBROKER-VERIFIED
Lenovo AC Power Adapter 90W 20V-4.5A
substitute
42T5295SubstituteBROKER-VERIFIED
Lenovo AC Power Adapter 90W 20V-4.5A
substitute
45N0307SubstituteBROKER-VERIFIED
Lenovo AC Power Adapter 90W 20V-4.5A
substitute
42T4439SubstituteBROKER-VERIFIED
Lenovo AC Power Adapter 90W 20V-4.5A
substitute
42T4427SubstituteBROKER-VERIFIED
LENOVO 90W 20V AC adapter
substitute
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 20
92P1104SUBSTITUTE
IBM Power Adapter AC 90W 20VDC 4.5A 7.9mm Barrel Output - C8 2-Pin AC Input - FRU
LENOVO
92P1105SUBSTITUTE
IBM Power Adapter AC 90W 20VDC 4.5A 7.9mm Barrel Output - C8 2-Pin AC Input - FRU
LENOVO
92P1106SUBSTITUTE
IBM Power Adapter AC 90W 20VDC 4.5A 7.9mm Barrel Output - C8 2-Pin AC Input - FRU
LENOVO
92P1107SUBSTITUTE
IBM Power Adapter AC 90W 20VDC 4.5A 7.9mm Barrel Output - C8 2-Pin AC Input - FRU
LENOVO
92P1108SUBSTITUTE
IBM Power Adapter AC 90W 20VDC 4.5A 7.9mm Barrel Output - C8 2-Pin AC Input - FRU
LENOVO
92P1109SUBSTITUTE
IBM Power Adapter AC 90W 20VDC 4.5A 7.9mm Barrel Output - C8 2-Pin AC Input - FRU
LENOVO
92P1110SUBSTITUTE
IBM Power Adapter AC 90W 20VDC 4.5A 7.9mm Barrel Output - C8 2-Pin AC Input - FRU
LENOVO
92P1111SUBSTITUTE
IBM Power Adapter AC 90W 20VDC 4.5A 7.9mm Barrel Output - C8 2-Pin AC Input - FRU
LENOVO
92P1112SUBSTITUTE
IBM Power Adapter AC 90W 20VDC 4.5A 7.9mm Barrel Output - C8 2-Pin AC Input - FRU
LENOVO
92P1113SUBSTITUTE
IBM Power Adapter AC 90W 20VDC 4.5A 7.9mm Barrel Output - C8 2-Pin AC Input - FRU
LENOVO
92P1114SUBSTITUTE
IBM Power Adapter AC 90W 20VDC 4.5A 7.9mm Barrel Output - C8 2-Pin AC Input - FRU
LENOVO
92P1153SUBSTITUTE
IBM Power Adapter AC 90W 20VDC 4.5A 7.9mm Barrel Output - C8 2-Pin AC Input - FRU
LENOVO
92P1154SUBSTITUTE
IBM Power Adapter AC 90W 20VDC 4.5A 7.9mm Barrel Output - C8 2-Pin AC Input - FRU
LENOVO
92P1155SUBSTITUTE
IBM Power Adapter AC 90W 20VDC 4.5A 7.9mm Barrel Output - C8 2-Pin AC Input - FRU
LENOVO
92P1156SUBSTITUTE
IBM Power Adapter AC 90W 20VDC 4.5A 7.9mm Barrel Output - C8 2-Pin AC Input - FRU
LENOVO
92P1157SUBSTITUTE
IBM Power Adapter AC 90W 20VDC 4.5A 7.9mm Barrel Output - C8 2-Pin AC Input - FRU
LENOVO
92P1158SUBSTITUTE
IBM Power Adapter AC 90W 20VDC 4.5A 7.9mm Barrel Output - C8 2-Pin AC Input - FRU
LENOVO
92P1159SUBSTITUTE
IBM Power Adapter AC 90W 20VDC 4.5A 7.9mm Barrel Output - C8 2-Pin AC Input - FRU
LENOVO
92P1160SUBSTITUTE
IBM Power Adapter AC 90W 20VDC 4.5A 7.9mm Barrel Output - C8 2-Pin AC Input - FRU
LENOVO
92P1103SUBSTITUTE
IBM Power Adapter AC 90W 20VDC 4.5A 7.9mm Barrel Output - C8 2-Pin AC Input - FRU
LENOVO
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FREQUENTLY ASKED QUESTIONS
What is 45N0312?
45N0312 is a LENOVO AC POWER ADAPTER 90W 20V-4.5A manufactured by IBM. It is classified as a POWER_SUPPLY (HOTPLUG_PSU).
What parts can replace 45N0312?
There are 26 known substitutes for 45N0312: 42T5000, 42T4435, 42T5295 and 23 more. Substitute compatibility should be verified for your specific system.
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PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.