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Unmanaged Hardened PoE+ Injector/Converter
(1) 100/1000Base-X SFP Slot + (1) 10/100/1000Base-T PoE+ Port

The SI-IES-111D-LRT is a (2) port unmanaged hardened PoE+ injector that adds up to 30 Watts of power from it’s PoE+ Port onto a network segment. The gigabit speed SFP slot provides the ultimate flexibility by allowing fiber SFP uplink ports with varying communication distances.

NDAA Compliant

SI-IES-111D-LRT Overview


  • IEEE 802.3at PoE+ to supply 30 Watts on 10/100/1000Base-T port
  • Supports IEEE 802.3af
  • Supports dual speed for SFP slot
  • Non-blocking architecture
  • Compact size
  • IP31 housing protection
  • Link Pass Through
  • Extended operating temperature (-40°C to 75°C)
  • DIN Rail mount / optional wall mount brackets included
  • Full/half-duplex flow control
  • Auto-MDI/MDIX
  • Auto-Negotiation
  • Store-and-forward transmission
  • 10K byte jumbo frames

SI-IES-111D-LRT Tech Specs


  • IEEE 802.3
  • IEEE 802.3u
  • IEEE 802.3x
  • IEEE 802.3ab
  • IEEE 802.3at
  • IEEE 802.3z
  • IEEE 802.3af

Max Jumbo Frames

  • 10K byte jumbo frames


  • (1) DATA IN 100/1000Base-X SFP Ethernet Port
  • (1) DATA OUT 10/100/1000Base-T PoE+ RJ-45 Ethernet Port 30 Watts

Data Rate

  • 10/100/1000 Mbps

Status LEDs

  • Copper Port: Link/ACT
  • Copper Port: Gigabit Transmission
  • SFP Port: Link/ACT
  • PoE Power
  • Input Power


  • Width: 1.44” [36.7 mm]
  • Depth: 3.72” [94.5 mm]
  • Height: 4.26” [108.4 mm]

Power Consumption

  • 3.53 Watts (No PoE)
  • 32.725 Watts (1 port PoE)

Power Input

  • 48-57VDC
  • Higher Voltage (50-53VDC) may be required for some high powered PD loads

Ingress Protection

  • IP31


  • Operating: -40°C to 75°C
  • Storage: -40°C to 85°C
  • Humidity: 10% to 95% (non-condensing)
  • Altitude: 0 – 10,000 ft.


  • 1.3 lbs. [0.59 kg]


  • 743,594 Hours Bellcore Ground Benign, Controlled; Temp 30°C
  • 653,092 Hours Bellcore Ground Fixed, Uncontrolled; Temp 30°C


  • Safety: UL508, Class 1, Division 2, Groups A, B, C, and D Hazardous Locations, CE Mark,FCC Class A, EN55011,
  • EN55022/EN61000-6-4 (EMC),
  • EN55024/EN61000-6-2 (Immunity),
  • EN61000-4-2 (ESD),
  • EN61000-4-3 (RS),
  • EN61000-4-4 (EFT),
  • EN61000-4-5 (Surge),
  • EN61000-4-6(CS)
  • EN61000-4-8 (Magnetic Field),
  • IEC60068-2-27(Shock),
  • IEC60068-2-32 (Free fall),
  • IEC60068-2-6 (Vibration)


  • Lifetime

SI-IES-111D-LRT Downloads

Additional Product Information

Note: Some Documentation may have Transition Networks named or pictured. Transition Networks was acquired by Lantronix in August 2021. Learn more about the acquisition here.


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