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Product comparison · 2 network switches

Dell S-Series S4148U-ON Managed L2/L3 1U vs LevelOne TURING 28-Port Web Smart Gigabit PoE Switch, 24 PoE Outputs, 4 x SFP

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  • 18specifications compared
  • 11differ
  • 7identical
  • 66known for one product only

Key differences

  • Basic switching RJ-45 Ethernet ports quantity
    • 0
    • 24
  • 10G support
    • Yes
    • No
  • Power over Ethernet (PoE)
    • No
    • Yes
  • Operating temperature (T-T)
    • 0 - 45 °C
    • 0 - 40 °C
  • Operating relative humidity (H-H)
    • 10 - 85%
    • 10 - 90%
  • Width
    • 431 mm
    • 442 mm
  • Depth
    • 457 mm
    • 211 mm
  • Weight
    • 9.31 kg
    • 3.14 kg

Side by side

Differences highlightedShow differences only
84 specifications
A

Dell

S-Series S4148U-ON Managed L2/L3 1U

Model S4148U-ON

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B

LevelOne

TURING 28-Port Web Smart Gigabit PoE Switch, 24 PoE Outputs, 4 x SFP

Model GEP-2851

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Management featuresidentical
Switch typeManagedManaged
Quality of Service (QoS) supportYesYes
Web-based managementKnown for oneYes
System event logKnown for oneYes
Switch layerKnown for oneL2/L3
Configuring Location Settings (CLI)Known for oneYes
Ports & interfaces2 differ
Basic switching RJ-45 Ethernet ports quantityDiffers024
Basic switching RJ-45 Ethernet ports typeDiffersNoGigabit Ethernet (10/100/1000)
Installed SFP modules quantityKnown for one0
Installed SFP+ modules quantityKnown for one0
SFP module slots quantityKnown for one4
SFP+ module slots quantityKnown for one48
QSFP+ module slots quantityKnown for one2
QSFP28 ports quantityKnown for one4
Network3 differ
Networking standardsDiffersIEEE 802.3IEEE 802.1D, IEEE 802.1Q, IEEE 802.1p, IEEE 802.1s, IEEE 802.1w, IEEE 802.1x, IEEE 802.3ab, IEEE 802.3ad, IEEE 802.3af, IEEE 802.3at, IEEE 802.3az, IEEE 802.3u, IEEE 802.3z
10G supportDiffersYesNo
Copper ethernet cabling technologyKnown for one100BASE-TX, 1000BASE-T
Port mirroringKnown for oneYes
Broadcast storm controlKnown for oneYes
Flow control supportKnown for oneYes
Link aggregationKnown for oneYes
Spanning tree protocolKnown for oneYes
VLAN supportYesYes
Virtual LAN featuresDiffersTagged VLANTagged VLAN, MAC address-based VLAN, Port-based VLAN
Number of VLANsKnown for one256
Data transmissionidentical
MAC address tableKnown for one8000 entries
Switching capacityKnown for one56 Gbit/s
Forwarding rateKnown for one41.7 Mpps
Store-and-forwardKnown for oneYes
Jumbo frames supportKnown for oneYes
Jumbo framesKnown for one9216
Securityidentical
DHCP featuresKnown for oneDHCP server, DHCP snooping, DHCP client
Access Control List (ACL)Known for oneYes
Authentication typeKnown for oneHWTACACS+, RADIUS
BPDU filtering/protectionKnown for oneYes
Loop protectionKnown for oneYes
Root protectionKnown for oneYes
Protocolsidentical
Management protocolsKnown for oneIPv6, SNMP, RMON
Supported network protocolsKnown for oneIPv4/IPv6
GARP VLAN Registration Protocol (GVRP)Known for oneYes
Designidentical
Rack mountingYesYes
Product colourKnown for oneBlack
Reset buttonKnown for oneYes
LED indicatorsKnown for oneActivity, Link, PoE, System
SafetyKnown for oneFCC Part 15 Class A
StackableKnown for oneYes
Form factorKnown for one1U
Performanceidentical
Internal memoryKnown for one128 MB
Flash memoryKnown for one32 MB
Buffer sizeKnown for one512 KB
Firmware upgradeableKnown for oneYes
Mean time between failures (MTBF)Known for one352063 h
Poweridentical
AC input voltage100 - 240 V100 - 240 V
AC input frequency50 - 60 Hz50 - 60 Hz
Power consumption (typical)Known for one15.38 W
Power protection featuresKnown for oneShort circuit
Power over Ethernet (PoE)1 differ
Power over Ethernet (PoE)DiffersNoYes
Power over Ethernet plus (PoE+) ports quantityKnown for one24
Power over Ethernet (PoE) power per portKnown for one30 W
Total Power over Ethernet (PoE) budgetKnown for one370 W
Operational conditions2 differ
Operating temperature (T-T)Differs0 - 45 °C0 - 40 °C
Storage temperature (T-T)Known for one-20 - 70 °C
Operating relative humidity (H-H)Differs10 - 85%10 - 90%
Storage relative humidity (H-H)Known for one10 - 90%
Heat dissipationKnown for one1533.62 BTU/h
Weight & dimensions3 differ
WidthDiffers431 mm442 mm
DepthDiffers457 mm211 mm
Height44 mm44 mm
WeightDiffers9.31 kg3.14 kg
Packaging contentidentical
Cables includedKnown for oneAC
Quick start guideKnown for oneYes
Packaging dataidentical
Resource CDKnown for oneYes
Package widthKnown for one300 mm
Package depthKnown for one520 mm
Package heightKnown for one90 mm
Package weightKnown for one3.85 kg
Certificatesidentical
CertificationKnown for oneCE, RoHS
Logistics dataidentical
Country of originKnown for oneTaiwan
Master (outer) case widthKnown for one482 mm
Master (outer) case lengthKnown for one540 mm
Master (outer) case heightKnown for one324 mm
Master (outer) case gross weightKnown for one19.2 kg
Products per master (outer) caseKnown for one5 pc(s)
Multicast featuresidentical
Multicast supportKnown for oneYes

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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