Xelivor Xelivor

155M/622M SFP Module Manufacturer & Exporters for Romania

Industrial-grade Fast Ethernet & SDH/SONET Optical Transceivers for Romania's Smart Utility Networks, Railway Automation, and Telecom Backbone Systems.

Request Romania Custom Spec Quote
8+ Years
R&D & Export Experience
$12M+
Annual Export Revenue
68 Engineers
Global Optical R&D Team
100% Compatible
Hirschmann, Moxa, Cisco

Romania's Digital Transformation & Industrial Communications Landscape

As one of the fastest-growing technology hubs in the European Union, Romania is undergoing a rapid modernization of its critical infrastructure. With substantial financial backing from EU structural funds (including the NRRP - National Recovery and Resilience Plan), Romania is investing heavily in the digitization of its transport networks, green energy grid integrations, and telecommunication backbones. Key Romanian operators and state-owned enterprises, including Transelectrica, CFR (Romanian Railways), and regional municipal networks, are progressively updating legacy communications systems to support high-performance IP-based networks while relying heavily on time-tested optical standards such as 155M (STM-1) and 622M (STM-4) SFPs for reliable industrial Ethernet and telemetry.

Why 155M & 622M Optical Modules Remain Critical for Romania

While the consumer sector has moved towards 10G and 100G fiber solutions, industrial systems in Romania—specifically railway signaling, oil and gas telemetry, and electricity distribution sub-stations—continue to prioritize operational reliability and deterministic latency over raw bandwidth. Legacy SDH (Synchronous Digital Hierarchy) and Fast Ethernet nodes are highly resistant to electro-magnetic interference, which is common in power transmission environments and along the CFR rail corridors.

Moreover, the cost of replacing entire industrial switch setups from manufacturers like Moxa, Hirschmann, and Siemens is prohibitively expensive and disruptive. Installing ruggedized 155M and 622M SFP transceivers allows Romanian municipal systems and private networks to transition to modern fiber cables without abandoning their field-tested active equipment. By utilising Bidirectional (BiDi) WDM technology, companies can double their fiber link capacity instantly without laying new optical cables in rural Transylvanian or Moldavian sectors.

Technical Evolution: SDH/SONET to Ruggedized Industrial Ethernet

Modern industrial deployments in Romania demand SFP transceiver designs that can survive the harsh winter conditions of the Carpathian mountains and the humid summers of the Danube plain. Standard commercial-grade modules (0°C to 70°C) often fail under thermal stress. Xelivor’s industrial SFP solutions are engineered for extended operating temperatures (-40°C to +85°C), utilizing advanced components including InGaAsP lasers and highly sensitive PIN photo-detectors. Our DDM (Digital Diagnostics Monitoring) feature allows Romanian utility operators to monitor real-time parameters such as transceiver temperature, optical TX power, RX power, and laser bias currents directly via SNMP from Bucharest headquarters, ensuring predictive maintenance and minimizing downtime.

Romanian Custom Ordering

We offer local compatibility configurations for all major switch vendors in Romanian municipal grids (including Orange, Digi, and Telekom Romania networks).

  • ✔ Full Compatibility Guarantee: Moxa, Hirschmann, Cisco, Allied Telesis.
  • ✔ Compliance: CE, RoHS, FCC, REACH compliant.
  • ✔ Fast Delivery: Standard air-freight to Bucharest-Otopeni (OTP) within 5-7 working days.
Send Specification Request

Macro Industry Solutions & Applications

Deploying robust 155M/622M SFP transceivers across critical infrastructure sectors in Eastern Europe.

Railway Automation & Train Control (CFR)

Romanian rail modernizations require ERTMS (European Rail Traffic Management System) integration. Our Bidirectional (BiDi) 155M SFP transceivers are deployed along trackside signaling cabins, ensuring jitter-free transmission of safety data over optical fiber links up to 40km, operating reliably amidst high electromagnetic interference from overhead 25kV traction systems.

Power Substation Automation (IEC 61850)

Smart grid modernization projects in Transylvania utilize industrial Ethernet switches (Hirschmann / Moxa) operating over fiber. Our SFP-FAST-MM/LC-EEC compatible modules support wide temperature ranges (-40°C to 85°C), assuring reliable SCADA monitoring of wind and solar farms feeding into Romania's national transmission system.

Municipal Security & Traffic Control

Public security camera installations in cities like Cluj-Napoca, Timișoara, and Iași connect back to local data hubs. The 100BASE-ZX and 100BASE-LX SFP series allow high-definition IP video streams to travel up to 80km without signal regeneration, offering a highly economical metropolitan backbone.

Xelivor Optoelectronics: Global Optical Manufacturing Excellence

Xelivor Optoelectronics Co., Ltd. is a leading global designer and manufacturer of high-reliability optical transceivers and interconnect solutions. Since our founding in 2016, we have prioritized quality, durability, and customization, facilitating fiber connectivity across European and North American enterprise, cloud, and municipal networking environments.

Advanced R&D Facility

Operating a modern 386 m² specialized cleanroom facility and maintaining a core laboratory dedicated to firmware programming, multi-platform compatibility verification, and high-speed testing.

Engineered to Order

With an expert team of 68 engineers, we launched over 85 customized products in the last year alone, offering flexible OEM/ODM, custom labeling, and tailored firmware to match any network brand.

Rigorous Quality Control

32 dedicated quality control inspectors oversee an end-to-end testing workflow: Incoming material analysis, 24-hour thermal cycling aging, optical parameter testing, and real-switch compatibility verification.

By cultivating relationships with over 850 raw material suppliers, chip set vendors, and component fabricators, Xelivor guarantees reliable production runs even in times of global component shortages. This supply chain stability enables us to consistently maintain annual export revenues above USD 12 million, serving as a trusted long-term OEM partner for European telecom operators, utility developers, and hardware distributors.

155M/622M SFP Technical Specifications & Compliance Guidelines

Our transceivers are built fully in compliance with the SFP Multi-Source Agreement (MSA) standards, allowing cross-brand integration without software locks. Review our standard technical specifications below to determine the ideal optical budget for your project in Romania.

Interface Standard Fiber Type Wavelength (nm) Max Distance TX Power (dBm) Rx Sensitivity (dBm)
100BASE-FX MMF (OM1/OM2) 1310nm 2km -20 to -14 < -31
100BASE-LX SMF (G.652) 1310nm 10km - 15km -15 to -8 < -32
100BASE-ZX SMF (G.652) 1550nm 80km -5 to 0 < -34
155M BiDi SMF (G.652 Simplex) TX1310/RX1550 (or vice versa) 10km - 40km -14 to -8 < -32

CE, FCC, and RoHS Compliance for the European Union

Exporting to the Romanian market requires adherence to European environmental and safety regulations. All Xelivor optical modules feature CE markings, indicating full conformity with EU consumer safety, health, and environmental requirements. Furthermore, our production processes strictly follow RoHS (Restriction of Hazardous Substances) guidelines, ensuring no hazardous materials (such as lead, cadmium, or mercury) are present in our transceivers. We provide complete documentation support, including Declarations of Conformity, to streamline customs clearance and verify compliance for municipal and government tenders in Romania.

Complete SFP Product Portfolio for European Markets

Retaining our full portfolio of standard duplex, single-fiber BiDi, and specialized long-reach optical transceivers.

Technical FAQ & Procurement Guidance

Answers to questions regarding hardware compatibility, environmental performance, and imports into Romania.

1. Are Xelivor SFPs compatible with legacy Siemens and Moxa equipment used by Transelectrica? +
Yes. All of our 155M and 622M SFP optical transceivers are configured with customized firmware matching Moxa, Hirschmann, Siemens, Cisco, and Allied Telesis. We conduct compatibility verification using physical switch chassis inside our testing laboratory prior to dispatch, guaranteeing 100% plug-and-play integration on-site in Romania.
2. Can these modules endure the winter conditions typical of Romania's mountains? +
Absolutely. We offer dedicated industrial temperature grade modules rated for -40°C to +85°C. These ruggedized units are constructed using hermetically sealed optical sub-assemblies (OSAs) and hardened IC controllers, protecting components from condensation and severe thermal fluctuations.
3. Do you supply custom firmware profiles for uncommon switch platforms? +
Yes. Xelivor's engineering team specializes in EEPROM customized coding. If your Romanian industrial network uses proprietary or niche switches, we can program specific vendor keys, part numbers, and serial codes into the SFP micro-controller memory to prevent host compatibility errors.
4. What certifications are provided to comply with Romanian public tenders? +
Every exported order is accompanied by CE Certificates of Conformity, RoHS environmental compliance validation, and factory inspection sheets detailing optical output power and receiver sensitivity. This documentation provides engineering security and satisfies the strict compliance mandates of Romanian municipal and national grid operators.
5. What is the average logistics lead time to Bucharest or Cluj-Napoca? +
Standard order processing, customizing, and testing requires 2-4 working days. Delivery via major air-freight logistics partners (DHL, FedEx, UPS) to Otopeni International Airport (OTP) or directly to your local corporate hub in Romania generally takes an additional 3-5 working days.
6. What guarantees do you offer for long-term fiber optic stability? +
We offer a 3-year warranty on all industrial and standard transceiver lines. During this period, we provide complete technical diagnostics and swap replacements in the rare event of laser aging or degradation, ensuring continuous service for your critical communications links.

Accelerate Your Network Upgrade in Romania Today

Partner with an established manufacturer. Contact Xelivor's specialized Eastern European support team for immediate bulk quotation pricing, compatibility verification sheets, and testing samples.

Send Inquiry Now