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SEI A4028B12MDC 40x40x28mm 4CM DC12V 0.53A DoubleBallBearing Server Cooling Fan, 3Wire MaxAirflow Replacement Fan for Sun Server Equipment Heat Dissipation
- Exact replacement for SEI A4028B12MDC, 40×40×28mm 4CM dimension, DC12V 0.53A operating specification
- Durable doubleballbearing structure, supports 24hour nonstop running for servergrade heavyduty workloads
- Highspeed largeairflow output, delivers powerful heat exhaust for Sun server and industrial embedded hardware
- Standard 3wire speedfeedback cable, accurate speed monitoring, matches original mounting hole layout
- Ideal spare part for server maintenance, equipment refurbishment and compactsize device cooling upgrade
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The SEI A4028B12MDC is a 4028 (40×40×28mm) highspeed axial cooling fan designed for Sun server equipment, with DC12V 0.53A rated electrical parameters and 3wire tachometer signal output for realtime rotationalspeed monitoring.
Adopting doubleballbearing internal structure, it greatly lowers mechanical wearandtear, resists vibration, and ensures stable longterm continuous operation under server 24/7 working mode. Highairflow performance effectively discharges internal hot air inside narrowspace server chassis, prevents hardware overheating and extends service life of core components.
Strictly manufactured according to original dimension standards, it supports direct swapout for damaged original A4028B12MDC fans without drilling or modification. The 3wire harness feeds fanspeed signal back to mainboard for normal system hardware monitoring.
Perfect for Sun server replacement, embedded industrial equipment, compact network hardware and other highheatdissipationdemand scenarios. It is a reliable costeffective sparepart solution for ITroom server maintenance and hardware renovation projects.
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- Return for refund within: 30 days
- Return for replacement within: non-replaceable
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