MOXA IMC-21A-S-SC Ethernet to Fiber Converter
- Model: IMC-21A-S-SC
MOXA IMC-21A-S-SC INTRODUCTION
The IMC-21A-S-SC is an industrial-grade Ethernet media converter within the IMC-21A Series, engineered to support reliable fiber-based
communication across demanding Industrial Network Infrastructure deployments.
As a robust solution in the Ethernet Media Converters category, the
IMC-21A-S-SC converts Ethernet signals to single-mode fiber, enabling
long-distance, interference-resistant data transmission that is essential for
modern industrial environments. It integrates seamlessly into factory automation
systems where stable controller-to-device communication is critical, and it is
equally effective in IP surveillance applications that rely on consistent,
high-quality data delivery from cameras and monitoring equipment. Key features
such as the single-mode SC fiber module type, a wide -10 to 60°C operating
temperature range, and convenient DIN-rail mounting make installation
straightforward in control cabinets and field enclosures. With support for 12
to 48 VDC input voltage and a low 265 mA @ 12 VDC input current, this media converter offers efficient power usage while maintaining dependable
performance. For engineers designing or upgrading industrial Ethernet networks,
the Moxa IMC-21A-S-SC Ethernet to fiber converter provides a practical and
reliable way to extend connectivity over fiber. Reviewing the Moxa IMC-21A-S-SC datasheet will help you evaluate how it fits your specific application
requirements.
As an Authorized Distributor of MOXA, Manufacturers Automation Inc. (ManuAuto) offers a wide variety of Industrial Automation and Communication products across North America, including Canada (Ontario, Toronto) and the US. Buy the MOXA IMC-21A-S-SC Ethernet to Fiber Converter online at a competitive price, with on-time delivery and fast shipping services. Our certified engineers are always available to support you.
You can also find the IMC-21A-M-ST-T, IMC-21A-M-SC-T, and IMC-21A-S-SC-T models in the MOXA IMC-21A Series.
MOXA IMC-21A-S-SC CERTIFICATIONS
From a compliance and reliability perspective, the Moxa IMC-21A-S-SC is built to meet the rigorous standards expected in industrial
environments. It complies with EMC, EMI, EMS, and safety requirements, ensuring
stable operation without interference in electrically noisy settings. In
addition, the device has been tested for vibration and environmental
performance, confirming its suitability for continuous operation in harsh
industrial conditions. These certifications reinforce the IMC-21A-S-SC’s role
as a dependable component within industrial automation and surveillance
networks where uptime and durability are essential. For detailed certification
data and deeper technical specifications, engineers are encouraged to consult
the Moxa IMC-21A-S-SC manual to gain a complete understanding of its tested
performance and installation considerations.

| Ethernet to Fiber : Interface | |
| 10/100Mb RJ45 (Megabit) Ports | Yes : 1 Port |
| 10/100/1000Mb RJ45 (Gigabit) Ports | No |
| 10/100Mb (Megabit) POE Ports | No |
| 100Mb Fiber optic multi mode (Megabit) Ports | No |
| 1000Mb Fiber optic multi mode (Gigabit) Ports | No |
| 100Mb Fiber optic single mode (Megabit) Ports | Yes : 1 SC Port |
| 1000Mb Fiber optic single mode (Gigabit) Ports | No |
| 1000Mb SFP Fiber optic (Gigabit) Ports | No |
| M12 port | No |
| Alert Output | No |
| Magnetic Isolation Protection | 1.5 kV (built-in) |
| Ethernet to Fiber : Standards and protocols | |
| Protocols and work standards | - |
| Ethernet to Fiber : General | |
| Maximum cable length for data transfer | 40Km with single mode fiber optic cable |
| MTBF | 353,000 hour |
| Ethernet to Fiber : Power Requirements | |
| Input Voltage | 12 to 48 VDC |
| Input Current | 12 to 48 VDC, 265mA (Max.) |
| Type of power input | Terminal input |
| Overload Current Protection | Supported |
| Power Consumption | - |
| Ethernet to Fiber : Physical Characteristics | |
| Standards and Certifications | Safety: UL 508, EMC: EN 55022/24, EMI: CISPR 22, FCC Part 15B Class A, EN 61000-4-2 (ESD): Contact: 6 kV; Air: 8 kV, EN 61000-4-3 (RS): 80 MHz to 1 GHz: 1 V/m, EN 61000-4-4 (EFT): Power: 1 kV; Signal: 1 kV, EN 61000-4-5 (Surge): Power: 1 kV; Signal: 1 kV, EN 61000-4-6 (CS): 150 kHz to 80 MHz: 3 V/m, EN 61000-4-8 (PFMF), EN 61000-4-11, RoHS, CRoHS, WEEE, Shock: IEC 60068-2-27, Freefall: IEC 60068-2-32, Vibration: IEC 60068-2-6; MIL-HDBK-217F; IP30 |
| Housing | Metal |
| Dimensions | 30 x 125 x 79 mm (1.19 x 4.92 x 3.11 in) |
| Weight | 170 g (0.37 lb) |
| Operating Temperature | -10 to 60°C (14 to 140°F) |
| Storage Temperature | -40 to 75°C (-40 to 167°F) |
| Operation Humidity | 5 to 95% (non-condensing) |
| Installation | DIN-rail mounting |