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Phoenix Contact FLSWITCHSFNB4TXFXSM20 Industrial Ethernet Switch

The Phoenix Contact FL SWITCH SFNB 4TX/FX SM20 is a managed industrial Ethernet switch providing reliable network connectivity in demanding environments. It supports 10/100 Mbps Ethernet speeds over twisted pair and 100 Mbps full duplex over single-mode fiber, enabling distances up to 25 km. The switch features auto-negotiation, auto-crossing, and diagnostic LEDs for simplified installation and troubleshooting. Its DIN rail mounting and robust aluminum housing make it suitable for industrial automation, process control, and building automation applications. Compliant with EMC directives and featuring a wide operating temperature range, this switch ensures reliable performance in harsh conditions.

Authorized Distributors
Part No:FLSWITCHSFNB4TX/FXSM20
Stock:0
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:FL SWITCH SFNB 4TX/FX SM20
Stock:1
Inv Date:05-28-2026
Price: Unit price: $388.17
Buy/RFQ:
Part No:FL SWITCH SFNB 4TX/FX SM20
Stock:1
Inv Date:05-28-2026
Price: Unit price: $388.17
Buy/RFQ:

Phoenix Contact FLSWITCHSFNB4TXFXSM20 Industrial Ethernet Switch Specifications:

  • Packing unit: 1 STK
  • GTIN: None
  • Utilization restriction: EMC: class A product, see manufacturer's declaration
  • Width: 28 mm
  • Height: 110 mm
  • Depth: 70 mm
  • Degree of protection: IP20
  • Ambient temperature (operation): -10 °C ... 60 °C
  • Ambient temperature (storage/transport): -20 °C ... 85 °C
  • Permissible humidity (operation): 5 % ... 95 % (non-condensing)
  • Permissible humidity (storage/transport): 5 % ... 95 % (non-condensing)
  • Air pressure (operation): 86 kPa ... 108 kPa
  • Air pressure (storage/transport): 66 kPa ... 108 kPa
  • Interface 1: Ethernet (RJ45)
  • No. of ports (RJ45): 4
  • Connection method (RJ45): RJ45
  • Transmission physics (RJ45): Ethernet in RJ45 twisted pair
  • Transmission speed (RJ45): 10/100 MBit/s
  • No. of ports (SC): 1
  • Connection method (SC): SC
  • Transmission physics (SC): Single-mode fiberglass
  • Transmission speed (SC): 100 MBit/s (full duplex)
  • Transmission length: 25 km
  • Wavelength: 1300 nm
  • Basic functions: Unmanaged switch / auto negotiation, complies with IEEE 802.3
  • Status and diagnostic indicators: LEDs: US, link and activity per port
  • Cascading depth: Network, linear, and star structure: any
  • Maximum conductor length (twisted pair): 100 m
  • Supply voltage: 24 V DC
  • Residual ripple: 3.6 VPP
  • Supply voltage range: 12 V DC ... 48 V DC
  • Typical current consumption: 175 mA
  • Mounting type: DIN rail
  • Type AX: Block design
  • Net weight: 295 g
  • Housing material: Aluminum
  • Electromagnetic compatibility: Conformance with EMC Directive 2004/108/EC
  • Noise emission: EN 61000-6-4
  • Noise immunity: EN 61000-6-2
  • eCl@ss 4.0: 27250501
  • eCl@ss 4.1: 27250501
  • eCl@ss 5.0: 19030117
  • eCl@ss 5.1: 19030117
  • eCl@ss 6.0: 19170106
  • eCl@ss 7.0: 19170106
  • eCl@ss 8.0: 19170106
  • ETIM 2.0: EC000734
  • ETIM 3.0: EC000734
  • ETIM 4.0: EC000734
  • ETIM 5.0: EC000734
  • UNSPSC 6.01: 43172901
  • UNSPSC 7.0901: 43201404
  • UNSPSC 11: 43172015
  • UNSPSC 12.01: 43201410
  • UNSPSC 13.2: 43201410
  • UL Listed: None
  • cUL Listed: None
  • EAC: None
  • cULus Listed: None

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Frequently Asked Questions

Where can I buy Phoenix Contact FLSWITCHSFNB4TXFXSM20?

You can click on the BUY or RFQ button to purchase FLSWITCHSFNB4TXFXSM20 from an authorized Phoenix Contact distributor.

How do I troubleshoot issues or seek technical support for part FLSWITCHSFNB4TXFXSM20?

You can download the FLSWITCHSFNB4TXFXSM20 datasheet or visit the Phoenix Contact website for support.

Who is the manufacturer of FLSWITCHSFNB4TXFXSM20?

Phoenix Contact

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