Endurastar J4K320

Endurastar J4K320

320GB, 250GB, 200GB,100GB & 80GB
2.5-inch
Hard Disk Drive

  • Extreme Environments – Extra wide operating temperature range
  • Built for the Road – Ideal for automotive applications
  • High Capacity – Up to 320GB

For reliable, large capacity and performance in automotive and industrial applications, you can depend on the Endurstar® J4K320. The J4K320 offers capacities ranging from 80GB to 320GB, up to 3X the capacity of its predecessors. Designed to handle altitudes up to 5500 meters (18,000 feet) with operating temperature range of 30ºC to +85ºC, the Endurstar J4K320 comfortably handles extreme temperature and altitude environments.

General
Model # / Part #
HEJ423232H9E300
HEJ423225H9E300
HEJ423220H9E300
HEJ423210H9E300
HEJ423280H9E300
Interface
SATA 1.5Gb/s
Capacity (GB)
320 / 250 / 200 / 100 / 80
Recording Zones
31
Data Heads (physical)
2
Data Disks
1
Sector Size (Variable, Bytes/sector)
512e
Max Areal Density (Gbits/sq. in.)
425
Performance
Data Buffer (MB)
8
Rotational Speed (RPM)
4260
Latency Average (ms)
7.04
Interface Transfer Rate (MB/sec, max)
150
Media Transfer Rate (Mbits/sec, max)
750
Seek Time (read, ms, typical)
13
Reliability
Error Rate (non-recoverable, bits read)
< 1 per 10^13 bits transferred
Load/Unload Cycles
600,000
Availability (hrs/day x days/wk)
24x7
Acoustics
Idle (Bels)
2.4
Operational (Bels, typical)
3.0
Power
Requirement
+5 VDC (+/-5%)
Startup (W, peak, max)
6.5
Read/Write (W, avg)
2.15
Low Power Idle (W, avg)
0.8
Standby (W, avg)
0.2
Sleep (W)
0.14
Physical Size
Weight (g, max)
9.5
Dimensions, Without Bracket (mm)
69.85 x 100.2
Weight, Without Bracket (g)
97
Environmental (operating)
Ambient Temperature
-30° to 85° C
Shock (half-sine wave)
300G (2ms)
Vibration (5 to 500 Hz)
Up to 3G (10-500Hz)
Altitude (m)
-450 to 5,500
Environmental (non-operating)
Ambient Temperature
-40° to 95° C
Shock (half-sine wave)
800G (1ms)
Vibration (5 to 500 Hz)
Up to 5G (10-500Hz)
Altitude (m)
-300 to 15,000

Highlights

  • Industry-leading 320GB capacity optimized for automotive applications
  • High operating altitude range of up to 5500 meters
  • Wide operating temperature range from -30ºC to +85ºC
  • 6th generation product, based on proven technology
  • SATA interface

Applications / Environments

  • Automotive
  • GPS navigation systems
  • Surveillance applications
  • Industrial applications
Endurastar J4K320 Agency Letters

This  statement from the appropriate authorities in the European Community, Germany, and the United States of America (USA) certifies that the Endurastar drives, model numbers:  HEJ423232H9E300, HEJ423225H9E300, HEJ423220H9E300, HEJ423210H9E300, HEJ423280H9E300

Agency Approval Letter
REACH Certificate of Compliance for HGST Storage Products

REACH Certificate of Compliance for HGST Storage Products.

Agency Approval Letter
RoHS II Compliance and Exemptions for HGST Storage Products

Identifies HGST storage products that comply with the European Union Directive 2011/65/EU on the restriction of use of certain hazardous substances (“RoHS Directive”).

Agency Approval Letter
Taiwan BSMI RoHS Certificate for HGST Products

This document provides the Restricted Sustances tables for compliance with Taiwan BSMI RoHS for HGST-brand HDD and SSD products.

Agency Approval Letter
Endurastar J4K320 Data Sheet

This two-page document gives the highlights, best-fit applications, model, numbers and basic technical specs for the Endurastar J4K320

Data sheet
HGST Advanced Format Technology Brief

This document provides a high-level overview of Advanced Format hard drives, the latest 4K block structure used to storage information on hard disk drives.

Technology Brief
CE Features of Second Generation CinemaStar HDD

White paper about Rebuild Assist on HGST's enterprise capacity and performance hard drives which delivers faster rebuilds and helps maintain system performance during rebuilds

White Paper
Perpendicular Magnetic Recording Technology White Paper

A white paper describing Perpendicular Magnetic Recording Technology, its implementation on hard drives and contrasts to Longitudinal recording

White Paper
Ramp Load/Unload Technology

A white paper describing how low/unload ramp technology works and the many benefits to hard drive power efficiency, shock tolerance, performance, longevity and reliability.

White Paper
Serial ATA - Next Generation Storage Interface

An introduction the Serial ATA (SATA) interface, the need for it beyond Parallel ATA (PATA) and and overview of the standard.

White Paper
Thermal Fly-height Control (TFC) Technology in HGST Hard Disk Drives

A white paper describing the use of Thermal Fly-height Control (TFC) technology in HGST Hard Disk Drives.

White Paper