MPN:
ST9500423AS
Seagate Momentus ST9500423AS internal hard drive 500 GB 7200 RPM Serial ATA II
Released: Not on record
$100.00
from
US · Amazon.com
Updated 3 weeks ago
Last updated Sep 3, 2026 03:13 UTC
Ratings & price sourced from Amazon.com (United States).
- Capacity
- 500 GB
- Interface
- Serial ATA II
- Depth
- 100.35 mm
- Width
- 69.85 mm
- Height
- 9.5 mm
- Weight
- 115 g
- Spindle speed
- 7200 rpm
- User guide
- Y
- Intended use
- Notebook
Shopping actions
Overview
The Seagate Momentus ST9500423AS internal hard drive 500 GB 7200 RPM Serial ATA II features a 500 GB hard drive. Full verified specifications are listed below.
Technical Specifications
Physical
4 SPECS
Depth
100.35 mm
Width
69.85 mm
Height
9.5 mm
Weight
115 g
Power
1 SPEC
Power consumption (typical)
2.5 W
Storage
1 SPEC
Capacity
500 GB
Ports & Connectivity
1 SPEC
Interface
Serial ATA II
General
23 SPECS
Spindle speed
7200 rpm
User guide
Yes
Intended use
Notebook
Average latency
4.2
Operating shock resistance
350
Start-up current
1
Mac compatible
Yes
Operating voltage
5 V
Operating altitude
-304.8 - 3048
Non-operating shock resistance
800
Operating vibration tolerance
2
Non-operating altitude
-304.8 - 12192
Non-operating vibration tolerance
5
Power draw (idle)
0.7
Power draw (reading)
2.1 W
Track-to-track seek time
13
Power draw (writing)
2.3 W
Storage temperature
-40 - 70
Operating temperature
0 - 60
Power draw (standby)
0.15 W
macOS versions supported
Yes
Operating humidity
5 - 95
Windows versions supported
Yes
Market Value History
Sources
Product lifecycle
In production
Still listed as on-market by the manufacturer — actively sold and supported.
Lifecycle status is derived from catalog data and is indicative, not a manufacturer support guarantee.
