Voita Electronic
Voita Electronic
Flagship DC power conversion and pure sine wave inverter solutions designed for maximum uptime in mission-critical telecommunication sites across Portugal.
The District of Coimbra, serving as the central technological, educational, and industrial nexus of Portugal, is undergoing a profound digital transformation. Anchored by the historic University of Coimbra, the iParque technology park, and a growing network of biomedical, smart manufacturing, and IoT enterprises, the regional demand for uninterrupted, high-density power architecture has reached an unprecedented peak.
As Tier-1 telecom operators (including Altice Portugal, Vodafone Portugal, and NOS) accelerate 5G Standalone (SA) coverage and expand high-capacity fiber-to-the-home (FTTH) networks across Central Portugal’s challenging topography—from urban centers like Coimbra to remote hilly sites in the Beiras sub-region—power reliability emerges as the primary metric of network availability. Telecom base transceiver stations (BTS), edge data centers, micro-nodes, and industrial automation hubs require direct current (DC) power systems capable of delivering total electrical isolation, extreme thermal resilience, high energy efficiency, and remote monitoring capabilities.
With the European Green Deal and Portugal’s National Energy and Climate Plan (PNEC 2030) driving aggressive decarbonization goals, telecom towers and industrial installations in Coimbra are actively replacing legacy grid systems with ultra-efficient modular rectifiers, high-power DC-DC converters, and hybrid solar-diesel power conversion units. Power equipment installed in Coimbra must satisfy stringent EN/IEC standards while offering resilience against localized grid fluctuations and micro-climatic variations.
Technical excellence engineered into every VOITA rectifier module, pure sine wave inverter, and DC-DC power system.
Utilizing digital DSP control loops, VOITA switch-mode rectifiers achieve a Power Factor >0.99 and Total Harmonic Distortion (THD) <3%. This protects grid integrity across Coimbra’s sub-stations while eliminating reactive power penalties.
Our 19-inch 2U/3U sub-racks support hot-pluggable rectifier and inverter modules. Maintenance engineers in Coimbra can perform hot replacement in seconds without taking down critical core telecom circuits or wireless payloads.
Integrated RS485, CAN bus, and SNMP interfaces enable seamless integration into central OSS/BSS platforms. Remote monitoring of output voltage, current, battery SOC, and ambient temperature ensures proactive fault prevention.
High-reliability power conversion components designed for modern telecommunications hubs and off-grid hybrid sites.
Established in 2015, Shenzhen Voita Electronic Technology Co., Ltd. (VOITA) is a premier, technology-driven manufacturer specializing in advanced power supply solutions. With years of deep industry expertise, we have positioned ourselves as a trusted global partner in the design, engineering, and manufacturing of high-efficiency DC-DC Converters, Industrial Switching Power Supplies, Smart Battery Chargers, and Telecom Power Systems.
Operating from our modern manufacturing facilities across South China, VOITA runs multiple automated production lines capable of rapid scaling and stringent quality control. Our products are engineered to excel in demanding environments—featuring IP67/IP68 waterproofing, exceptional thermal management, and comprehensive circuit protection. All our systems are fully certified under CE, FCC, RoHS, and ISO9001 standards, ensuring seamless compliance for international markets.
At VOITA, we understand that power stability is the bedrock of modern technology. We actively serve clients across more than 100 countries in industries ranging from electric vehicles (EV), AGVs, and marine engineering to telecommunications, industrial automation, and emerging satellite power markets.
Raw Material Screening
Component Plug-In
Precision Soldering
AOI Optical Testing
Full Load Aging
Parametric Re-Testing
Chassis Assembly
Export Grade Packing
Every telecom power unit exported to Portugal undergoes comprehensive electromagnetic compatibility (EMC), thermal shock, dielectric withstand, and operational load testing.
Wave Solder Machine
AOI Tester
Trimming Machine
IC Molding Machine
Digital Cutting Machine
Wire Stripping Machine
Terminal Crimping
Electronic Load Meter
Vibration Test System
Automated Test Bench
Laser Marking Machine
EMI Test Receiver
LCR Bridge Meter
Dielectric Withstand Tester
MOSFET Dynamic Tester
Precision Power Meter
Programmable Load Bench
Pure AC Power Grid Source
Thermal Mapping SystemAddressing environmental and operational challenges in mountain towers, urban microcells, and industrial automation hubs.
High-density 48V Rectifier systems with integrated high-capacity LiFePO4 battery management, providing seamless backup during regional grid outages across Coimbra's mountainous terrain.
Rugged 48V to 110V/220V DC-DC converters engineered for low ripple noise, EMI compliance, and total galvanic isolation required in electrical utilities and heavy automation plants.
MPPT-integrated 8000W pure sine wave inverter chargers that combine solar arrays with grid power, drastically reducing operating expenditures (OPEX) for off-grid transmitters.
| Feature Parameter | VOITA Telecom Rectifiers | Standard Commercial PSUs | Coimbra Regional Benefit |
|---|---|---|---|
| Conversion Efficiency | Up to 96.5% (Wide-load peak) | 85% - 88% | Significantly reduces electricity bills for 24/7 continuous telecom tower operation. |
| Operating Temperature | -40°C to +75°C (Derating >65°C) | -10°C to +50°C | Ensures stable output during summer heatwaves in Central Portugal. |
| EMC & Immunity | Class B / EN 55032 / CISPR32 | Class A only | Prevents radio frequency interference with sensitive transmission equipment. |
| Protection Protocols | OVP, OTP, OCP, Short Circuit, Reverse Polarity | Basic Fuse / Overload | Maximizes MTBF and protects expensive core networking switches. |
Full alignment with European Union Directives and Telecom Regulatory Frameworks.
All VOITA telecom power supplies exported to Coimbra strictly adhere to European Safety Standard EN 62368-1, Electromagnetic Compatibility Directive 2014/30/EU, and Radio Equipment Directive (RED). We provide complete CE Declaration of Conformity (DoC) and full technical construction files for streamlined Portuguese customs clearance.
In accordance with RoHS 3 (Directive 2015/863) and REACH regulations, our manufacturing processes eliminate hazardous substances, ensuring eco-friendly disposal and operation. High energy conversion efficiency directly supports green telecom initiatives across the Iberian peninsula.
Explore our full line of rackmount converters, high-capacity rectifiers, DC power shelves, and online UPS modules designed for Coimbra buyers.
VOITA's engineering focus for next-generation telecommunications infrastructure.
Transitioning to Wide Bandgap (WBG) Gallium Nitride and Silicon Carbide power devices, driving power module efficiencies past 98% while reducing rack space requirements by 40%.
Embedding machine-learning algorithms into controller cards to analyze internal component degradation, predicting capacitor or fan failures weeks before they impact operations.
Enabling bidirectional telecom power systems that allow operators in Portugal to participate in Virtual Power Plant (VPP) energy trading during peak utility grid stress.
Detailed technical answers to common questions raised by telecom engineers, procurement managers, and systems integrators in Portugal.
Connect directly with VOITA’s senior power engineering team for technical datasheets, custom engineering inquiries, OEM quotes, and volume pricing.
