HP 280W Internal Power Supply N97954-002 - HP ProDesk 4 G1i - Power Supply

HP 280W Power Supply N97954-002 | HP ProDesk 4 G1i (4-Pin + 4-Pin + 7P 7Cable)

New original Genuine HP 280W internal power supply for compact desktop systems
HP part number: N97954-002 (same family as N97954-001)
Black label sticker variant — verify against physical unit before shipping
Compact dimensions: 165 × 95 × 73 mm — HP proprietary slim desktop internal form factor (same footprint as the 180W N97953 family, higher wattage)
Connector layout: 2× 4-Pin (P1, P3) + 1× 7Pin (P2, With 7Cable — fully populated, unlike the 4-cable variant on the lower-wattage sibling)
280W max output — proprietary HP "P2" connector, not standard ATX/Molex
Built-in overcurrent/overvoltage protection (OCP/OVP)

Brand	HP
Condition	New (Genuine HP, sealed/unused)
HP Part Number	N97954-002 (Black Label)
Cross Reference	N97954-001 (same family)
Wattage	280W MAX
Output Voltage	+12.1V DC (single rail, consistent with N97953 family design)
Rated Current	~23A (calculated from 280W ÷ 12.1V — not independently source-confirmed)
Input Voltage	100–240V AC, 50/60Hz
Form Factor	HP proprietary slim desktop internal PSU, 165 × 95 × 73 mm
Connector Type	2× 4-Pin (P1, P3) + 1× 7Pin (P2, With 7Cable), black wire harness
Fan	Yes, built-in
Hot Plug	No (internal fixed-mount PSU)
Protection	OCP / OVP

⚠️ Always verify the part number / model number on your existing PSU label before purchasing.

3-month replacement warranty
Covers manufacturing defects; physical damage and improper installation not included

Internal desktop PSU (not a laptop AC adapter) — for HP ProDesk 4 G1i compact chassis only
Uses HP's proprietary "P2" connector — not compatible with standard ATX/Molex boards
Verify the P2 connector (7P with 7 Cable) and black-label sticker match your existing unit
Rated current is calculated, not independently confirmed — verify against your physical unit if precise amperage matters
New original unit — genuine factory HP unit, not refurbished or aftermarket