Heat Dissipation System; Optical Module Attributes - Huawei S1720 Series Product Description

S1720 Series Ethernet Switches
Product Description
Table 3-4 Power supplies supported by the S1720
Series
S1720

3.3.3 Heat Dissipation System

S1720-20GFR-4TP and S1720-28GFR-4TP adopt the fanless design and supports nature heat
dissipation.

3.3.4 Optical Module Attributes

Table 3-5 Attributes of FE optical modules
Model
SFP-FE-SX-MM1310
(SFP optical module)
eSFP-FE-LX-SM1310
S-SFP-FE-LH40-SM1310
S-SFP-FE-LH80-SM1550
SFP-FE-LX-SM1310-BIDI
(Bidirectional optical
module)
SFP-FE-LX-SM1550-BIDI
(Bidirectional optical
module)
Issue 01 (2014-07-20)
Device Model Power Supply
Configuration
S1720-20GFR-4T One built-in power supply
P
S1720-28GFR-4T One built-in power supply
P
Transmis
sion
Distance
(km)
≤ 2
≤ 15
≤ 40
≤ 80
≤ 15
≤ 15
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Copyright © Huawei Technologies Co., Ltd.
PoE
×
×
Standar Fiber Type
d
100base- l Fiber mode: multimode
FX
l Core diameter: 50 μm or 62.5
μm
l Connector type: LC
100base- l Fiber mode: single-mode
LX
l Connector type: LC
100base-
LX
100base-
LX
100base-
BX
100base-
BX
3 Hardware Architecture
Hot
Swappin
g
×
×
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