PERFECT CONDITION. TESTED & WORKING. 100% HEALTH
 
A C - 2 4 2 0 WESTERN DIGITAL NO MORE PRODUCED Native| Translation ------+-----+-----+----- Form 3.5"/SLIMLINE Cylinders 2720| 989| | Capacity form/unform 425/ MB Heads 4| 15| | Seek time / track 13.0/ 4.0 ms Sector/track | 56| | Controller IDE / AT Precompensation Cache/Buffer 128 KB STATIC RAM Landing Zone Data transfer rate 3.000 MB/S int Bytes/Sector 512 5.740 MB/S ext Recording method RLL 1/7 operating | non-operating -------------+-------------- Supply voltage 5/12 V Temperature *C 5 55 | -40 60 Power: sleep 0.3 W Humidity % 8 80 | 5 80 standby 0.4 W Altitude km -0.305 3.048| -0.305 12.192 idle 2.1 W Shock g 10 | 70 seek W Rotation RPM 3314 read/write 3.1 W Acoustic dBA 39 spin-up 15.0 W ECC Bit 176,REED SOLOMON MTBF h 250000 Warranty Month 36 Lift/Lock/Park YES Certificates CSA,FCC,IEC950,TUV,UL1950