OT Systems

Join E-News

Fast Ethernet Media Converters

ET1111 Series

Industrial Grade Microtype 10/100Base-TX to 100Base-FX Ethernet Media Converter

Main Features -

Ultra-compact size

  • The sleek micro size case is ideal for easy installation in most camera housings. The rugged aluminum alloy housing and the circuit design enable it to work well in any critical environment. Moreover, it can be installed in a 19” rack (MR-C10 Series) and organized neatly to multiple fiber links in limited space.


Other Features -

  • Converts 10/100Base-TX to 100Base-FX
  • Full/Half duplex, Auto-Negotiation
  • Singlemode or Multimode fiber operation
  • Single or Dual-core fiber with SC or ST connectors
  • MDI/MDI-X Auto-Crossover supported
  • Plug-and-Play
  • 12VDC Terminal Block Power inputs
  • -10°C to 60°C (14°F to 140°F) operating temperature

Ordering Information -

Available Model Description
ET1111-X-MT Industrial Grade Microtype 10/100Base-TX to 100Base-FX Ethernet Media Converter
(X) = Fiber Options Wavelengths Link Budget Max. Distance
A Multimode/2-fiber/SC 1310nm 15dB 2km
B Singlemode/2-fiber/SC 1310nm 19dB 20km
C Multimode/WDM 1-fiber/SC TX:1310nm/RX:1550nm 15dB 2km
D Multimode/WDM 1-fiber/SC TX:1550nm/RX:1310nm 15dB 2km
E Singlemode/WDM 1-fiber/SC TX:1310nm/RX:1550nm 19dB 20km
F Singlemode/WDM 1-fiber/SC TX:1550nm/RX:1310nm 19dB 20km
G Multimode/2-fiber/ST 1310nm 15dB 2km
H Singlemode/2-fiber/ST 1310nm 19dB 20km
I Multimode/WDM 1-fiber/ST TX:1310nm/RX:1550nm 15dB 2km
J Multimode/WDM 1-fiber/ST TX:1550nm/RX:1310nm 15dB 2km
K Singlemode/WDM 1-fiber/ST TX:1310nm/RX:1550nm 19dB 20km
L Singlemode/WDM 1-fiber/ST TX:1550nm/RX:1310nm 19dB 20km
Optional Accessories (to be purchased separately)
MR-C10 Series 1U 19 inch Rack for micro-type products mountable up to 10 slots
Package Checklist
- Fast Ethernet Media Converter x 1
- 1.25A 12VDC power adapter with open wire for terminal block x 1
- Quick Installation Guide x 1


Standards IEEE802.3 10Base-TX
IEEE802.3u 100Base-TX/FX
IEEE802.3x Flow Control
Processing Type Store and forward
Forward Filter Rate 14,880pps (10Mbps)
148,800pps (100Mbps)
Cabling 10Base-TX Cat5 or above
100Base-TX: Cat5 or above
Packet Buffer Memory 128 Kbits
Address Table Size 2K
RJ45 port 10/100Mbps-Full/Half-duplex, Auto-negotiation, Auto MDI/MDI-X
Optical SC/ST
LED Indicators Power; Link
Cabling 62.5/125μm (Multimode)
9/125μm (Singlemode)
Maximum Distance 2Km (Multimode)
20Km (Singlemode)
Wavelength 1310nm
Connector SC/ST
Electrical and Mechanical
Input Power 12VDC (Terminal Block)
Power Consumption 2.4W Max. 0.2A@ 12VDC
Dimensions 38.5 × 95 × 24.5 mm; (with screw 42 × 95 × 24.5 mm, please refer QIG)
Weight 0.12Kg (0.22Kg with PA)
Casing Aluminium case
Mounting Options Wall Mount / Rack Mount: MR-C10 Series
Operation Temperature -10˚C to 60˚C (14˚F to 140˚F)
Storage Temperature -40˚C to 85˚C (-40˚F to 185˚F)
Relative Humidity 0% to 95% non-condensing
MTBF > 100,000 hrs


  • ET1111 Series Datasheet
  • 25 Mar 2024
  • ET1111 Series QIG
  • 08 Jan 2024