4 port Unmanaged Hardened Gigabit Ethernet Switch

Unmanaged Hardened Gigabit Ethernet Switch
(4) 10/100/1000Base-T Ports + (2) 100/1000Base-X SFP Slots


SKU: SISTG1040-242-LRT Datasheet: SISTG1040-242-LRT Datasheet (216.08 KB) Product Line:

Product Details


(4) 10/100/1000Base-T ports [100 m/328 ft.] + (2) 100/1000Base-X SFP slots (Din Rail Bracket included)

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This switch is an unmanaged full Gigabit Ethernet hardened switch that has (4) 10/100/1000Base-T ports with (2) 100/1000 dual speed SFP slots. The SISTG1040-242-LRT can be used at the edge of a hardened network to provide Gigabit Ethernet connections in hazardous locations. The two fiber uplink ports can also be used in a daisy chain for maximum network reliability. It has redundant input power connections to ensure safe reliable operation in temperatures between -40°C and +75°C. Transition Networks’ hardened switches are certified to operate reliably in harsh environments such as those found on factory floors, outdoor enclosures or other hazardous environments.


  • Support Jumbo Frame up to 9K bytes
  • Layer 2 wire-speed switching engine
  • Ruggedized metal closure
  • IEEE 802.3az Energy Efficient Ethernet
  • Fan-less design
  • Wide operating temperature range (-40°C to +75°C)
  • Dual Power input
  • Din Rail and Wall Mount options


Standards IEEE 802.3
IEEE 802.3u
IEEE 802.3z
IEEE 802.3x
IEEE 802.1p
IEEE 802.3az
Protocols CSMA/CD
Technology Store-and-forward switching architecture
Switching Capacity 12 Gbps
Connectors (4) 10/100/1000Base-T RJ-45 ports
(2) 100/1000Base-X SFP slots
MAC Address 4K MAC address table
Status LEDs System, Power1, Power2, Port Status
Dimensions Width: 1.7” [44 mm]
Depth: 5.1" [130 mm]
Height: 5.3” [135 mm]
Reset button Reset the switch
Power Input +12 to +48VDC or -12 to -48VDC; Redundant input; reverse power protection
Power Consumption 4.4 Watts
Ingress Protection IP30
Environment Operating: -40°C to +75°C
Humidity: 5% to 95% (non-condensing)
Weight 0.79 lbs. [0.36 kg]
Certifications UL Class 1 / Div 2; EMI: CE, FCC Part 15;
Safety: IEC62368-1/EN62368-1
Warranty 5 Years

Ordering Information

SKU Description  

(4) 10/100/1000Base-T ports [100 m/328 ft.] + (2) 100/1000Base-X SFP slots (Din Rail Bracket included)

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