Description

N-TRON 336A4940DNP509FX (509FX-SC Industrial Ethernet Switch)
336A4940DNP509FX is a 9-port industrial non-managed Ethernet switch in the 509FX series of N-TRON (now part of Red Lion Controls, formerly GE Industrial Networks). The full model name is 509FX-SC, designed for network access and fiber optic uplink in demanding industrial environments.

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Core parameters
Model: 336A4940DNP509FX (509FX-SC)
Brand: N-TRON (Red Lion Controls)
Port configuration: 8×10/100Base-TX (RJ45) + 1×100Base-FX (SC optical interface, multimode)
Switching performance: Backplane bandwidth 2.6 Gb/s; Store-and-forward; 4K MAC address table
Power supply: Redundant 10–30 VDC, reverse connection protection
Environment: Operating temperature -40°C ~ +85°C; IP30 protection; DIN rail installation
Certification: IEEE 802.3/1613, NEMA TS1/TS2, ABS classification society certification
Size / Weight: 120×85×40 mm; Approximately 0.9 kg

Key Features
Industrial-grade robust design: wide temperature range, redundant power supply, shock and vibration resistance, suitable for harsh environments such as factories, power, and transportation.
Fiber optic uplink expansion: SC fiber optic port breaks through the distance limitation of network cables (multi-mode 2 km), suitable for long-distance equipment connections.
Plug-and-play: non-managed type, no configuration required, automatically recognizes 10/100 Mbps, full/half duplex, MDI-X.
Status visualization: dual-color LED indicates link, rate, activity, and duplex status, facilitating on-site troubleshooting.
Model Interpretation
336A4940DNP: Internal Material Code of GE
509FX: Serial Number (Series 5, 9 Ports, FX Fiber Optic)
SC: Fiber Connector Type (SC Multimode)
Typical Applications
Industrial Automation (PLC, DCS, SCADA Network Access)
Power/Energy, Water Treatment, Oil and Gas, Intelligent Transportation
Industrial network topologies requiring long-distance fiber optic connections