DC Power Supply (1-15kW) Manufacturer & Exporter

Premium Programmable & Regulated DC Switching Power Solutions Tailored for the Czech Republic Industrial and Electro-mobility Ecosystem

Featured Systems

High-Precision Programmable Units (Row 1)

Engineered to meet stringent EU electrical compliance standards and tailored specifically for laboratory testing, battery emulation, and component certification environments across the Czech Republic.

600v 2a programmable dc power supply

Output: 600V / 2A 1.2kW Max

high voltage programmable dc switching power supply 1000v 10a

Output: 1000V / 10A 10kW Max

600v 4a programmable variable dc power supply

Output: 600V / 4A 2.4kW Max

300v 40 amps programmable dc regulated power supply

Output: 300V / 40A 12kW Max

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Czech Republic Industrial Landscape & High-Power DC Supply Demands

Evaluating the shifting paradigms in Central European manufacturing, electromobility transitions, and precision component verification environments.

The Czech Republic stands as one of the most industrialized nations in the European Union, contributing significantly to automotive fabrication, precision machinery, and heavy engineering. With the rapid acceleration of the transition towards electromobility (EV) led by OEMs and Tier-1 automotive suppliers in industrial hubs like Mladá Boleslav, Kvasiny, and Brno, the demand for highly reliable testing instruments has spiked dramatically.

Our 1kW to 15kW programmable DC power supplies are designed to address this specific industrial transformation. These systems are highly critical for simulating EV battery strings, validating onboard chargers (OBC), and stress-testing heavy duty auxiliary power components. By utilizing active Power Factor Correction (PFC) and advanced high-frequency zero-voltage switching (ZVS) topologies, our hardware delivers clean, low-noise power vital for sensitive microelectronics design and industrial scale quality control.

Key Industrial Hubs Supported in the Czech Republic:

1
Prague & Central Bohemia: Supporting advanced R&D institutes, aerospace instrumentation testing, and academic engineering calibration labs.
2
Brno (South Moravia): Serving the silicon technology, industrial automation, and micro-sensor calibration processes.
3
Ostrava & Plzeň: Fueling heavy-duty electrical cabinet assemblies, motor testing, and electroplating rectification processes.

18+

Years of Power Innovation

<0.1%

Ripple & Noise Coefficients

CE/EMC

Fully Certified for EU Markets

96%

Efficiency via Advanced Topology

Variable & High-Voltage Solutions (Row 2)

Providing high resolution, programmable parameters, and excellent grid feedback isolation to protect sensitive testing equipment.

150V 20A programmable variable dc power supply

Output: 150V / 20A 3kW Max

300v 30a programmable adjustable dc power supply

Output: 300V / 30A 9kW Max

1000v 1a programmable dc power supply

Output: 1000V / 1A 1kW Max

1500V 1A programmable dc regulated power supply

Output: 1500V / 1A 1.5kW Max

Corporate Overview

Shenzhen Sophpower Electronics Co., Ltd.

Established in 2006, Sophpower is a premium high-tech enterprise specializing in R&D, manufacturing, and global exportation of advanced power electronics.

Our extensive product catalogue comprises High-Precision AC Power Sources, Linear AC Power Sources, Bidirectional Regenerative Power Supplies, and Programmable DC Switching Systems ranging from 1kW to high power installations of up to 150kW. Located in the technology hub of Shenzhen, China, we leverage a highly robust raw material and semiconductor supply chain to secure premium components, ensuring fast R&D feedback and highly customized manufacturing configurations for our Czech and European Union partners.

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Why European Engineers Choose Sophpower:

Customized Test Sequences: Built-in web dashboards and interfaces to write custom testing scripts matching specific EN guidelines.
High Power Density: Compact 1U/2U/3U rack designs for efficient factory integration.
Advanced Diagnostics: Standard RS485, RS232, and optional LAN / GPIB communication ports supporting SCPI control protocols.

Strict Production Quality Control & Design Workflows

Providing absolute transparency in raw material procurement, mechanical assembly, structural debugging, and instrument-based certification.

Production Facility Overview

Circuit assembly

Circuit board assembly

Debugging process

Quality inspection process

Heavy Mechanical & Soldering Equipment

Copper bar production equipment

Electric ferrowire

Electric drill

Reflow soldering machine

Workbench

Precision R&D, Simulation & Measurement Equipment

We employ high-grade diagnostic and engineering instruments to ensure that output signal characteristics are perfectly matched to client specifications. Every unit is loaded and certified using calibrated scopes and power factor analyzers prior to shipment.

Multimeter

LCR AutoTester

Semiconductor Characteristic Plotter

Digital Oscilloscope

Power Quality Analyzer

Clamp current meter

Drawing Design

Computer Design & Control

Global Procurement Criteria & Regulatory Alignment

Addressing safety standards, isolation protocols, and technical demands required by European electrical frameworks.

Feature Parameter	Standards Profile / Requirement	Sophpower Industrial Integration Solution
EU Safety Standards	EN 61010-1 compliance, LVD 2014/35/EU	Galvanically isolated inputs & outputs; integrated safety interlocks & thermal overload breakers.
EMC Emission & Immunity	EN 61326-1, EMC Directive 2014/30/EU	High-attenuation EMI filters integrated directly into the input stages to prevent loop feedback.
Programming Communication	SCPI Command Compatibility	Native integration of RS485 and RS232. Interface scaling to Modbus-RTU, TCP/IP, or GPIB via conversion modules.
Grid Input Variations	230V Single-Phase / 400V Three-Phase ±10%	Active Power Factor Correction (>0.98 pf) to withstand transient voltage variations in industrial power grids.
Dynamic Response Speed	Fast voltage ramp times for EV pulse tests	Low output capacitance design combined with optimized DSP loops to secure down/up programming speeds under 10ms.

Frequently Asked Technical Questions

Providing clear, expert answers on engineering specifications, interface setup, and customization parameters.

? 1. How does Sophpower ensure local Czech grid compatibility (230V / 400V at 50Hz)?

Our DC power supply units (1-15kW) are designed to support wide-range universal AC inputs. Standard 1-3kW systems run on a single-phase 230V AC ± 10% line. High-capacity variants (5kW to 15kW) require standard European 3-phase 400V AC inputs (delta or star connections, 3-phase + PE). This native compatibility guarantees zero transformer configurations and seamless installation inside standard industrial enclosures across local Czech operations.

? 2. What features ensure low ripple and noise for sensitive microelectronics testing?

We incorporate a multi-stage LC filter circuit alongside high-speed Switching Mode Power Supply (SMPS) topologies operating above 100 kHz. These designs allow our products to keep ripple and noise metrics strictly below 0.1% of the rated output voltage (often reaching <10mV RMS under lab conditions). Engineers at universities and microelectronics production centers in Brno benefit from a clean, ripple-free voltage supply that prevents erroneous readings during precision sensor calibration.

? 3. Can your 1-15kW programmable DC supplies simulate EV battery discharge curves?

Yes. Our programmable models feature dynamic step/sequence programming modes. Through the integrated RS485 or optional LAN interface, engineers can write SCPI commands to emulate complex battery discharge/charge profiles, high-current pulses, and voltage sag characteristics. This capability is widely utilized by automotive validation labs to verify automotive BMS components under precise European test standards.

? 4. What protection features are included to protect downstream industrial components?

All Sophpower programmable DC switching power units feature robust, hardware-level protection mechanisms: Over-Voltage Protection (OVP), Over-Current Protection (OCP), Over-Temperature Protection (OTP), and Over-Power Protection (OPP). The trigger thresholds for these protection systems can be calibrated directly from the front panel or via remote software, preventing damage to connected systems during fault conditions.

? 5. What is the custom engineering design turnaround time?

Due to our integrated design workflows, local Shenzhen supply chain advantages, and state-of-the-art testing equipment (including LCR AutoTesters and Semiconductor Plotters), we can deliver custom design variations (such as specific voltage limits up to 2000V, custom chassis, or specific cooling profiles) within 4 to 6 weeks.

High-Voltage & Lab Bench Portfolio