High Current Plating/Test
12V 15V 5000A 6000A 75KW Water Cooled DC Supply
- Voltage / Current: 0-15V / Up to 6000A
- Cooling Topology: Deionized Water Cooled
- Interface Option: RS485 / Modbus RTU
13+
Years of DC Power Innovation
15,000A
Max Continuous Current Capacity
3,000 m²
Direct ISO 9001 Facility
0.05%
High-Precision Voltage Stability
Product Selection Portfolio
Featured Industrial Aging & Qualification Power Systems
Designed for continuous duty thermal cycling, burn-in validation, capacitor life verification, and automated ATE benches in accordance with European CE and RoHS standards.
EV Component Burn-In
800V 50A 20kW High Voltage Aging DC Source
- Output Regulation: 400–800V / 0–50A
- Target Testing: OBC & DC-DC Inverters
- Compliance: CE, EMC, LVD, RoHS
Multi-Rack ATE System
90kW–120kW 2000V Industrial Heavy Test Source
- Output Range: 0–2000V / 0–60A
- Control Modes: CV / CC Programmable
- Input Power: 400VAC ±15%, 50Hz
Capacitor Endurance
80kW 3200V Precision Dielectric HV Test Unit
- High Tension: 1000V–3200V Stepless
- Load Response: < 5ms Dynamic Step
- Protection: Over-Voltage/Arc Arrest
Benchtop Lab Series
1.5kW–5kW Benchtop High-Speed Test Supply
- Efficiency: ≥ 92% IGBT Topology
- Ripple & Noise: ≤ 0.2% RMS
- Digital Display: 4-Digit V/A Multi-Meter
Ultra-High Voltage
0–100kV Ultra-HV Dielectric Withstand Source
- Tension Class: 0–100,000V DC
- Output Current: 10mA–50mA Continuous
- Application: Insulation Stress Life Run
Avionics & 400Hz
115V 400Hz Aerospace Ground Static Converter
- Output Spec: 115VAC / 200VAC @ 400Hz
- Capacity: 15kVA to 300kVA Solid-State
- Harmonic Distort.: THD < 2% Pure Sine Wave
High Precision Lab
6kW 0–60V 100A Dynamic Burn-In Lab Unit
- Voltage Matrix: 0–30V / 0–40V / 0–60V
- Maximum Amps: 100A High Stability
- Remote Interface: 0–5V Analog / RS485
Technical Whitepaper: Engineering High-Precision Aging & Reliability Power Architectures for the Bulgarian Industrial Ecosystem
In the contemporary European electronics and mechatronics manufacturing landscape, accelerated life testing (ALT), thermal stress screening (ESS), and continuous high-temperature operating life (HTOL) tests represent the cornerstone of zero-defect quality programs. As Bulgaria accelerates its position as a primary Tier-1 automotive electronics, sensor manufacturing, and industrial automation hub within Southeast Europe, demand for advanced, energy-efficient, and long-duty-cycle test power supplies has intensified across industrial zones including Sofia, Plovdiv (Trakia Economic Zone - TEZ), Ruse, Varna, and Burgas.
Operating a continuous aging test bench presents extreme thermodynamic and electrical challenges that standard DC power supplies are not built to withstand. When passive electronic components, onboard chargers (OBCs), automotive wire harnesses, and DC-DC power modules undergo accelerated degradation testing within environmental chambers, the power supply must deliver continuous, uncompromised power without thermal drift for hundreds to thousands of uninterrupted operating hours. Fenvix integrates cutting-edge high-frequency IGBT topologies, advanced FPGA digital loop regulation, and industrial grade thermal management architectures to provide Bulgarian production facilities with ultra-stable, high-power DC test sources.
Localized Application Scenarios Across Bulgarian Manufacturing Hubs
The manufacturing fabric in Bulgaria features specialized clusters with distinct electrical stress-testing criteria. Fenvix custom-engineers DC testing units tailored to the exact workflow parameters of these sectors:
Automotive Subsystem Testing (TEZ & Sofia)
Automotive electronics suppliers in Plovdiv and the capital require rigorous burn-in protocols for power steering units, engine control sensors, and ambient thermal controls. Our 0-60V, 100-1000A DC sources simulate extreme battery cold-cranking and load-dump voltage transients (ISO 16750-2 testing profiles).
EV Charging & Battery R&D (Botevgrad & Ruse)
With Bulgaria expanding its e-mobility component footprint, battery pack aging and DC fast-charging connector durability runs demand 400V to 1000V high-voltage platforms. Fenvix provides regenerative and adjustable switching sources with sub-millisecond current response and minimal energy ripple.
Heavy Industrial Electronics & MRO
From metallurgical rectifiers along the Danube corridor to aviation equipment maintenance at Sofia and Varna airports, our 400Hz frequency converters and heavy electrolysis DC sources provide 24/7 reliability even under corrosive chemical or variable ambient conditions.
Emerging Trends in the Bulgarian Power Electronics Testing Sector
A comprehensive assessment of equipment acquisition data across Southern and Eastern Europe demonstrates several pivotal structural transitions among Bulgarian engineering facilities:
1. Shift from Legacy SCR/Thyristor Rectifiers to High-Frequency Solid-State IGBT Systems: Older test benches frequently used bulky, phase-controlled silicon-controlled rectifiers (SCR). These deliver low power factors (often below 0.75), substantial input current harmonics, and sluggish transient response times (>50ms). Modern Bulgarian manufacturing facilities are rapidly upgrading to Fenvix IGBT-based high-frequency DC switching platforms, which achieve a power factor greater than 0.95, efficiency exceeding 90%, and compact footprints that preserve valuable cleanroom and test-floor space.
2. SCADA and Industry 4.0 Protocol Integration: Automated test engineering (ATE) teams require full remote visibility into electrical stress profiles. Fenvix equips its power supplies with isolated RS485, Modbus-RTU, and optional Ethernet/CAN interfaces, enabling Bulgarian engineers to log output current, thermal status, and ripple metrics directly into centralized factory MES systems without manual intervention.
3. Closed-Loop Water-Cooling Implementation in Aggressive Thermal Enclosures: As component power densities increase, air-cooled rectifiers deployed inside standard burn-in environments struggle with ambient air heating and dust contamination. Fenvix specializes in stainless-steel and copper closed-loop deionized water cooling topologies, completely isolating sensitive internal electronics from external dust, volatile organic fumes, and extreme ambient temperature fluctuations.
Aging Test DC Power Supply Engineering Parameters Matrix
| Test Architecture | Standard Output Ranges | Voltage & Current Regulation | Cooling Architecture | Control & Bus Integration |
|---|---|---|---|---|
| Low-Voltage High-Current Burn-In | 6V–30V DC / Up to 15,000A | Line: ≤ 0.1% | Load: ≤ 0.2% | Forced Air or Deionized Liquid | Modbus-RTU / 0-10V Analog |
| Automotive Electronics ALT Bench | 0–80V DC / 50A–1000A | Dynamic step recovery < 2ms | Quiet Forced Air | Isolated RS485 / CANbus option |
| High-Voltage Capacitor & EV Inverter | 400V–3200V DC / 10A–100A | Ripple: ≤ 0.1% RMS | Heavy-Duty Industrial Air | Digital Touch Screen + SCADA |
| Ultra-HV Insulation Life Testing | Up to 100,000V DC / 10mA–50mA | Precision CC/CV Mode Auto-Crossover | Oil-Immersed / Solid Dielectric | Interlock Dry Contact / PLC |
Manufacturing Direct Integrity
Guangdong Fenvix Technology: Why Direct Factory Engineering Matters to European Importers
Unlike trading entities or aggregators, Guangdong Fenvix Technology Co., Ltd. controls the entire production lifecycle from raw copper busbar fabrication to finished software-calibrated power racks at our Guangzhou facility. Verified on site by TÜV Rheinland and operating under a strict ISO 9001 quality management framework, we guarantee direct traceability and technical accountability for every power supply shipped to Bulgaria.
- Internal Sheet Metal & Busbar Tooling: We operate in-house plate shearing, punching, milling, drilling, and tapping equipment, ensuring structural enclosure integrity and optimal copper busbar thermal conductivities.
- 100% Load-Bank Burn-In Prior to Dispatch: Every DC source destined for European clients undergoes continuous full-load burn-in monitored with digital oscilloscopes to record temperature rises and transient profiles.
- Zero Minimum Order Quantity (MOQ = 1 Unit): Whether testing a pilot R&D setup in a Bulgarian research institution or outfitting a 20-bay automated factory line, we provide bespoke builds without barrier quantities.
- Full International Logistics & Incoterms: We handle complete export documentation, DDP, CIF (Varna/Burgas ports), or express air cargo to Sofia, including customs assistance and EUR invoice verification.
Procurement & Technical FAQ
Questions Bulgarian Technical Buyers Ask When Sourcing DC Power Systems
Clear, definitive technical clarifications addressing input grids, customs import, certification, and remote commissioning.
Are Fenvix power supplies directly compatible with Bulgaria’s 400V 50Hz electrical grid?
Yes. All three-phase power supplies exported to Bulgaria are designed for standard European grid characteristics: 400V AC nominal line-to-line (±15% permissible fluctuation), 50Hz, 3-Phase 4-Wire or 5-Wire systems (TN-S/TN-C-S). For smaller laboratory test setups, single-phase 230V AC 50Hz units are fully supported. Over-voltage, under-voltage, and phase-loss protective tripping are engineered into the primary stage to protect against grid instability.
How do you ensure CE compliance for European Union occupational safety?
Our products undergo strict testing conforming to the Low Voltage Directive (LVD 2014/35/EU) and Electromagnetic Compatibility Directive (EMC 2014/30/EU). Test certifications and Declarations of Conformity (DoC) are provided alongside technical dossiers, allowing smooth commissioning under Bulgarian State Agency for Metrological and Technical Surveillance (SAMTS) safety audits.
What is the typical shipping timeline and delivery route to Bulgaria?
Standard prototype and custom-engineered units typically require 15 to 25 business days for fabrication and factory load testing. Air freight deliveries directly to Sofia Airport (SOF) arrive within 5–8 days post-dispatch. Sea shipments arrive via the Black Sea ports of Varna or Burgas, or through the Port of Piraeus (Greece) with bonded overland transit to Plovdiv or Sofia within 28–35 days. We provide complete Incoterms coverage including EXW, FOB, CIF, and DDP.
Can the aging test power supplies be controlled remotely via custom software?
Yes. Every programmable DC aging power source features an isolated RS485 communication bus supporting standard Modbus-RTU. We provide complete register address maps, baud-rate configuration guidelines, and optional LabVIEW / Python code snippets. This allows immediate integration into your proprietary automated test suites, PLC supervisory networks, or SCADA environments without proprietary controller lock-in.
What maintenance and warranty coverage is provided for overseas buyers?
Fenvix supplies a comprehensive 12-month standard warranty on all electronic systems, extendable upon service agreement. Our modular power stage design means individual IGBT driver cards, control motherboards, or fan assemblies can be swapped in minutes. We maintain spare parts kits and provide rapid dispatch, backed by direct video-conferencing support from our Guangdong design engineering team.
How do we request a custom quotation and configuration review for a non-standard specification?
Simply click the interactive quote button below to launch a direct technical inquiry. Provide your required output voltage range, continuous test current, input voltage, duty cycle, cooling preference (forced air vs. water cooled), and intended communication interface. An electrical engineer will provide a preliminary schematic proposal and pricing within 24 hours.
Plan Your Custom Aging Test Power Architecture
Consult directly with Fenvix power system engineers. Whether you need a 15,000A continuous plating rectifier, an 800V EV component testing rack, or an ultra-stable lab burn-in source, our direct factory team delivers engineered reliability to Bulgaria.
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