M4250 Brochure

FAN OFF MODE Setting / maximum loading* QUIET MODE Setting at 25ºC ambient** COOL MODE Setting at 25ºC ambient**
Model Name FanlessState Ambient Sensor PoE Power Load Conditions PoE Power Load FanDuty Sensor
CaseTemp
(Top)
Acoustic FanDuty
CaseTemp
(Top)
Acoustic Model Number
M4250-40G8XF-PoE+ Not Supported
0-400W 20
S1<=33ºC
S2<=46ºC
54.2ºC 29dBA
100 36.1ºC 69dBA GSM4248PX
400W-480W 25
S1<=34ºC
S2<=47ºC
42.8ºC 35dBA
480W-560W 30
S1<=35ºC
S2<=48ºC
41.9ºC 41dBA
560W-640W 35
S1<=36ºC
S2<=49ºC
42.1ºC 48dBA
640W-720W 40
S1<=37ºC
S2<=50ºC
40.9ºC 51dBA
720W-800W 45
S1<=38ºC
S2<=51ºC
40.7ºC 54dBA
800W-880W 50
S1<=39ºC
S2<=52ºC
40.4ºC 57dBA
880W-960W 55
S1<=40ºC
S2<=53ºC
40.5ºC 59dBA
M4250-40G8XF-PoE++ Not Supported
0-160W 20
S1<=37ºC
S2<=49ºC
41.3ºC 30dBA
100
720W
31.4ºC
1,650W
33.5ºC
2,880W
35.4ºC
71dBA GSM4248UX
160W-240W 25 S1<=38ºC 38.8ºC 36dBA
240W-320W 30
S1<=39ºC
S2<=50ºC
36.4ºC 42dBA
320W-400W 35 S1<=40ºC 35.3ºC 49dBA
400W-480W 40
S1<=41ºC
S2<=51ºC
34.4ºC 51dBA
480W-560W 45 S1<=42ºC 34.3ºC 55dBA
560W-640W 50
S1<=43ºC
S2<=52ºC
35.1ºC 57dBA
660W-2,880W 55 S1<=44ºC 36.5ºC 60dBA
M4250-12M2XF
0dBA/56ºC
CaseTemp
25ºC <=64ºC -
8ports2.5G
(noSFP+)
- 25 <=58ºC 53.5ºC 28.5dBA 100 33.2ºC 55dBA MSM4214X
M4250-16XF 0dBA/41.3ºCCaseTemp 25ºC <=78ºC - 8portsSFP+ - 25 <=67ºC 41.6ºC 27.44dBA 100 30.3ºC 57dBA XSM4216F
*Software-controlledfanadjustmentsenablethefanstobeturnedoffwhenambienttemperatureandPoEloadsareappropriateforatotallyfanlessoperation.
**dBAvaluesareSPL(SoundPressureLevel)values,testingfollowingtheISO-7779standard.BystanderMode.ChamberTemp25ºCduringtesting.Full,100%,DataandPoEloaded.Worstcase.
Acoustic-at-a-Glance