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Parameters:
Fan model: EFB0412HHD-ROO
Dimension:40*40*20mm(4020)
Fan speed: 8200RPM
Bearing type: Double ball bearing
Noise: 30.5dBA
Air volume: 9.43CFM
Power: 1.8w
Current: 0.15A
Rated voltage: 12V
Function: stop turn alarm
Fan interface: 4P3 wire interface (interface type 2.5 4P terminal as shown in the figure)
Line length: 20CM
Features: maintenance-free double ball bearings, long service life, with sufficient heat dissipation and wind pressure
Service life: 10.0000 hours (25 °C, 45 ~ 85% relative humidity environment)
Scope of use: 1. H3C 3600 5600 S3100-52P and other switches Firewalls and other machine fans fail to use, after replacement, the status indicator from "F" to normal "1", the log no longer has the "Fan 1 Failed" entry appears
2. Other devices that require 12V with stop alarm function can be changed to other terminals, corresponding to black negative pole, red positive pole, white signal line.
Details:
![](https://ae01.alicdn.com/kf/S68decaa16693451a8c708406213a6687d.jpg)
![](https://ae01.alicdn.com/kf/S5aa4e57f043441f9be841ab5c61369f1n.jpg)
![](https://ae01.alicdn.com/kf/Sb61f9f097af74808b9f4d6845e9b6acfr.jpg)
![](https://ae01.alicdn.com/kf/S8e09298fb222407d84ecf4453b175abeC.jpg)
![](https://ae01.alicdn.com/kf/S95314d5713d3423bbebb6369e4f348a70.jpg)