Description

S5731-S8UM16UN2Q

8 × 100M/1G/2.5G/5G/10G,16 × 100M/1G/2.5G Ethernet ports, 2 × 40GE QSFP ports
Supports switching to 12 x 100M/1/2.5/5/10G Base-T Ethernet ports, 12 x 100M/1G/2.5G Base-T Ethernet ports, 4 x 10G SFP+
PoE++
3 power supplies, supporting N+1 redundancy

Applicable power module

PAC600S56-EB
PAC1000S56-EB
PDC1000S56-EB

Performance

Flash: 1 GB
Memory (RAM): 2GB
Forwarding Performance: 125 Mpps
Switching Capacity: 400 Gbps/672 Gbps
64,000 MAC entries
MAC address learning and aging
Static, dynamic, and blackhole MAC address entries
Packet filtering based on source MAC addresses
4094 VLANs
Guest VLAN, voice VLAN
GVRP
MUX VLAN
VLAN assignment based on MAC addresses, protocols, IP subnets, policies, and ports
1:1 and N:1 VLAN mapping

CloudEngine S5731-S series multi-GE switches are next-generation gigabit access switches that offer multi-GE (GE/2.5GE/10GE) electrical downlink ports and 10GE/40GE optical uplink ports. The series is widely used in a range of scenarios, including enterprise campus access and aggregation, as well as data center access.

Specification

Item	Specification
Dimensions without packaging (H x W x D) [mm(in.)]	Basic dimensions (excluding the parts protruding from the body): 43.6 mm x 442.0 mm x 420.0 mm (1.72 in. x 17.40 in. x 16.54 in.)
Dimensions without packaging (H x W x D) [mm(in.)]	Maximum dimensions (the depth is the distance from ports on the front panel to the parts protruding from the rear panel): 43.6 mm x 442.0 mm x 454.0 mm (1.72 in. x 17.4 in. x 17.87 in.)
Dimensions with packaging (H x W x D) [mm(in.)]	185.0 mm x 650.0 mm x 550.0 mm (7.28 in. x 25.59 in. x 21.65 in.)
Chassis height [U]	1 U
Chassis material	Metal
Weight without packaging [kg(lb)]	6.83 kg (15.06 lb)
Weight with packaging [kg(lb)]	9.81 kg (21.63 lb)
Typical power consumption [W]	126 W
Typical heat dissipation [BTU/hour]	429.93 BTU/hour
Maximum power consumption [W]	Without PoE: 171 W Full PoE load: 2571 W (PoE: 2268 W)
Maximum heat dissipation [BTU/hour]	Without PoE: 583.48
Maximum heat dissipation [BTU/hour]	Full PoE load: 8772.60
Static power consumption [W]	81 W
MTBF [years]	54.08 years
MTTR [hours]	2.22 hours
Availability	> 0.99999
Noise at normal temperature (acoustic power) [dB(A)]	Three 600 W AC PoE power modules with 30% load: 50.50 dBA Three 1000 W AC PoE power modules with 30% load: 52.50 dBA Three 1000 W DC PoE power modules with 30% load: 52.50 dBA
Noise at normal temperature (acoustic pressure) [dB(A)]	Three 600 W AC PoE power modules with 30% load: 36.82 dBA Three 1000 W AC PoE power modules with 30% load: 38.82 dBA Three 1000 W DC PoE power modules with 30% load: 38.82 dBA
Number of card slots	0
Number of power slots	3
Number of fans modules	2
Redundant power supply	1+1+1
Redundant power supply	Pluggable AC and DC power modules can be used together in the same switch.
Long-term operating temperature [°C(°F)]	–5°C to +45°C (23°F to 113°F) at an altitude of 0 to 1800 m (0 to 5905.44 ft.)
Short-term operating temperature [°C(°F)]	-5°C to +50°C (23°F to 122°F) at an altitude of 0-1800 m (0-5905.44 ft.)
Storage temperature [°C(°F)]	–40°C to +70°C (–40°F to +158°F)
Long-term operating relative humidity [RH]	5% RH to 95% RH (non-condensing)
Long-term operating altitude [m(ft.)]	0–5000 m (0–16404 ft.)
Storage altitude [m(ft.)]	0-5000 m (0-16404 ft.)
Power supply mode	Pluggable power supply
Rated input voltage [V]	AC input: 100 V AC to 130 V AC, 200 V AC to 240 V AC; 50/60 Hz High-voltage DC input: 240 V DC DC input: –48 V DC to –60 V DC
Input voltage range [V]	AC input: 90 V AC to 290 V AC; 45 Hz to 66 Hz High-voltage DC input: 190 V DC to 290 V DC DC input: -38.4 V DC to -72 V DC
Maximum input current [A]	The current specifications are related to the pluggable power module. For details, see Pluggable Power Modules.
Memory	2 GB
Flash memory	1 GB in total. To view the available flash memory size, run the display version command.
Console port	RJ45
Eth Management port	RJ45
USB	Supported
RTC	Supported
RPS input	Not supported
Service port surge protection [kV]	Common mode: ±7 kV
Power supply surge protection [kV]	Configured with AC power modules: ±6 kV in differential mode and ±6 kV in common mode Configured with DC power modules: ±2 kV in differential mode and ±4 kV in common mode
Ingress protection level (dustproof/waterproof)	IP20
Types of fans	Built-in
Heat dissipation mode	Air cooling for heat dissipation, intelligent fan speed adjustment
Airflow direction	Air intake from the front and left and air exhaust from the rear
PoE	Supported

Reviews (1)

1 review for S5731-S8UM16UN2Q

Evander – June 13, 2025

Rated 5 out of 5
Good packed, foam inserts and double-boxing prevented shipping damage.

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Shipping & Delivery

Shipping Incoterms

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EXW – Ex Works

We make the cargo available at our factory, or your designated agency and location in China mainland city with free charges.

CIF – Cost, Insurance & Freight

You will receive the cargo in your country with insurance, which is essential for international transportation to guarantee your property security.

DDP – Delivered Duty Paid

Never worry about the custom clearance and duty fees, all charges are included, just wait for the cargo at your gate.

Shipping Ways

To ensure your merchandise arrive safely and timely with the assistance of our reliable international carriers, we have flexible shipping ways by Express, AirCargo, Marine and Road.According to your specific requirement and cargo volumes, our sales representative will offer the most suitable and cost-effective shipping method for you.

Methods	Tools	Time	Destination
DHL/FedEx/UPS/TNT	Airplane	5~7 days	Door to Door
Airway	Airplane	7~10 days	Airport
Marine	Vessel	30~45 days	Seaport
Road	Truck/Train(China-Europe Railway)	Unstable	Assigned Address

Brand	Huawei
Rate	100Mbps, 10G, 2.5G, 40G, 5G, GE
Port	24+