Skip to content

What are you looking for?


You may also like

SC09FEN Honeywell Ethernet to Fiber Media Converter ModuleSC09FEN Honeywell Ethernet to Fiber Media Converter ModuleSC09FEN Honeywell Ethernet to Fiber Media Converter Module
SC09FEN Honeywell Ethernet to Fiber Media Converter Module
SC09FEN Honeywell Ethernet to Fiber Media Converter Module
SC09FEN Honeywell Ethernet to Fiber Media Converter Module

SC09FEN Honeywell Ethernet to Fiber Media Converter Module


Only 10 left - Selling fast

PRODUCT SKU : SC09FEN

PRODUCT TYPE : Media Converter Modules

PRODUCT VENDOR : Honeywell


  • 100% Genuine Parts – Risk-Free 30-Day Returns
  • 1-Year Warranty & Expert Support for Every Order

Product Details

The Honeywell SC09FEN, also cataloged as the SC09FEN Fiber-to-Ethernet Media Converter, operates as a dedicated hardware component for converting electrical Fast Ethernet signals to optical fiber transmissions within industrial control network backbones.

Hardware Specifications

Parameter Specification
Model SC09FEN
Brand Honeywell
Origin USA
Weight 0.32 lbs (0.15 kg)
Dimensions 115 mm x 34 mm x 97 mm
Operating Temp -10 to 70 deg C
Power Consumption Passive converter engine (24 VDC / 48 VDC / 110 VDC / 220 VDC or 110 VAC / 230 VAC input)
Standards Compliance IEEE 802.3 10Base-T, IEEE 802.3u 100Base-TX/FX
Ethernet Port 1 x RJ-45 (10/100 Mbps, Auto-MDI/MDI-X)
Fiber Port SC / ST Duplex Optical Connector
Optical Wavelengths 1310 nm (up to 40 km) / 1550 nm (40 km to 100 km)
Transmission Distance Multi-mode: up to 2 km; Single-mode: 20 km to 120 km
Mounting Type Standard 35 mm DIN rail mounting

Channel-to-Channel Isolation and Deterministic Fieldbus Connectivity

The SC09FEN media converter isolates electrical ground loops across long-distance Ethernet segments by converting copper 10/100Base-TX signals into optical pulses. This optical conversion guarantees complete galvanic and channel-to-channel isolation between remote DCS nodes, preventing transient surges, lightning strikes, and high-voltage common-mode noise from propagating across plant network trunks. The deterministic physical layer switching mechanism preserves frame timing compliance for real-time DCS control network communication backbones.

Frequently Asked Questions

Q: Does the RJ-45 port require crossover cables when connecting directly to network switches or DCS controllers?

A: No. The copper RJ-45 interface features integrated Auto-MDI/MDI-X detection, which automatically adjusts signal pinouts for straight-through or crossover patch cables.

Q: Can single-mode fiber optical transceivers link directly to multi-mode fiber runs without signal loss?

A: No. Single-mode transceivers operating at 1310 nm or 1550 nm require matching single-mode fiber cores; intermixing optical fiber core diameters induces heavy insertion loss and modal dispersion.

Field Installation Guidelines

  1. Snap the SC09FEN module securely onto a standard 35 mm DIN rail inside the field control cabinet.
  2. Connect the incoming grounding strap to the cabinet earth bus to maintain surge protection circuit integrity.
  3. Plug the RJ-45 Cat5e/Cat6 copper Ethernet cable into the 10/100Base-TX port until the locking latch clicks into place.
  4. Clean fiber connector end-faces before mating optical cables into the SC or ST fiber ports.
  5. Connect external power supply leads to the designated terminal block following polarity markings for AC or DC voltage configurations.

Additional Information

  • 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
  • 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
  • 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
  • Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
  • Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
  • Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.




Recently Viewed Products

Tech & Buying Guide

Technical Insights, Installation Guides, and Buying Tips
Understanding PLC Digital Output Types: Relay, Transistor, and Triac Explained

Understanding PLC Digital Output Types: Relay, Transistor, and Triac Explained

Programmable Logic Controllers (PLCs) form the backbone of modern industrial automation systems. They interface directly with field devices such as solenoid valves, indicator lights, motor starters, and interposing relays. Selecting the correct digital output module ensures high system availability and long hardware service life.

Read more
Understanding VFD Mechanical Brake Logic and Control in Industrial Automation

Understanding VFD Mechanical Brake Logic and Control in Industrial Automation

Variable Frequency Drives (VFDs) play a crucial role in modern industrial automation by controlling motor speed, torque, and acceleration. However, high-inertia loads and vertical lifting systems require precise mechanical braking logic to ensure operational safety and prevent equipment damage.

Read more
Why Programmable Logic Controllers Drop into Stop Mode: An Expert Analysis

Why Programmable Logic Controllers Drop into Stop Mode: An Expert Analysis

Industrial automation systems rely heavily on Programmable Logic Controllers (PLCs) to maintain uninterrupted production. When a PLC unexpectedly shifts from Run to Stop mode, whole manufacturing lines stall.

As control systems evolve across modern factory automation, understanding the root causes of these interruptions helps engineers minimize costly downtime. This technical guide breaks down why PLCs trip into Stop mode and provides practical strategies to mitigate system faults.

Read more