Different from other models of S4600 series, S4600-28P-SI-UPS has a 12VDC
RPS interface to provide redundant power supply and even when it connects
external battery, it can recharge battery and monitor the power status
S4600-28P-SI-UPS: 24 ports GT + 4 ports SFP.
(See attached file: S4600-28P-SI-UPS_Gigabit Ethernet Intelligent Access
Switch Datasheet_v1.8.pdf)
Best Regards,
Lisa Yao /姚海香
Mobile: +86-13501039411
Mail: yaohx@digitalchina.com
skype: lisayaoyao
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Digital China Networks Ltd
No.9 Shangdi Ninth Street, Haidian District Beijing China, 100085
Tel: +8610-82707033
Fax: +8610-82705654