S3700-28TP-SI-AC Mainframe(24 Ethernet 10/100 ports, 2 Gig SFP and 2 dual-purpose 10/100/1000 or SFP, AC 110/220V) 

Rp8.025.300
S3700-28TP-SI-AC Specifications Manufacturer Huawei Manufacturer Part Number S3700-28TP-SI-AC Form Factor Fixed, Stackable Switch Port 24 FE ports, 2 GE Combo ports

S3700-28TP-SI-DC Mainframe(24 Ethernet 10/100 ports, 2 Gig SFP and 2 dual-purpose 10/100/1000 or SFP, DC )

Rp13.686.300
S3700-28TP-SI-DC Specification S3700-28TP-SI-DC Mainframe 24 Ethernet 10/100 ports 2 Gig SFP 2 dual-purpose 10/100/1000 or SFP DC huawei-s3700-series-switches-datasheet

S3700-52P-EI-AC Mainframe(48 Ethernet 10/100 ports, 4 Gig SFP, AC 110/220V) 

Rp24.875.100
S3700-52P-EI-AC Specifications Manufacturer Huawei Manufacturer Part Number S3700-52P-EI-AC Form Factor Fixed, Stackable Switch Port 48 FE ports, 2 GE Combo ports

S3700-52P-EI-DC Mainframe(48 Ethernet 10/100 ports, 4 Gig SFP, DC)

Rp25.940.700
Huawei S3700-52P-EI-DC switch with 48-ports 100BASE-TX, 2-ports FE/GE SFP, 2-ports GE SFP With 1 DC power fixed No extension slots

S3700-52P-SI-AC Mainframe(48 Ethernet 10/100 ports, 4 Gig SFP, AC 110/220V) 

Rp20.679.300
S3700-52P-SI-AC Specifications Manufacturer Huawei Manufacturer Part Number S3700-52P-SI-AC Form Factor Fixed, Stackable Switch Port 48 FE ports, 2 GE Combo ports