Original vintage HP power adapter. Features the classic 3-hole plug. Fits HP-35, HP-45, HP-55, and HP-65 models.

BENCH TEST RESULTS:

Battery Line: 5.25V. (Stable and healthy).

Logic Line (+): 2.5V–5.0V. (Failing and fluctuating).

Diagnosis: Needs a new internal capacitor.

COSMETIC CONDITION: Shell cleaned with Novus 1. Prongs treated with DeoxIT. Cord is fully intact. Vintage appropriate scuffing.

Sold strictly AS-IS for repair. Perfect project for collectors. See photos for details