ISO 9001 & SGS On-Site Audited Direct Factory

Top China DC UPS Power Supply Manufacturer & Factory in Dnipro

Delivering High-Reliability 10W–3000W Industrial AC/DC SMPS, DIN Rail, and Buffer Solutions Engineered for Dnipropetrovsk’s Heavy Industry, Critical Telecom, and Uncompromising Grid Resilience.

Precision Factory Hardware

Industrial Grade DC Power Supply & Switching Units

Engineered with 100% full-load thermal burn-in, dual-stage EMI filtration, and multi-rail fault isolation. Ideal for critical DC backup, battery buffer tie-ins, and continuous automation cabinets.

S-145-48 Single Output Power Supply AC 110V 220V DC 48V 3A Switching Power Supply
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3 Years Warranty S-145-18 AC DC Switching Power Supply Manufacturer 145W
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100% High Temperature Full Load test 24V 0~8.5A AC to DC CE ROHS S-200-24
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48V 0~4.2A AC to DC CE ROHS S-200-48 Switching Power Supply
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CE ROHS S-200-36 36V 0~5.5A AC to DC Switching Power Supply
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CE RoHS 120W 12V 15V 18V 24V 36V 48V 3.3A S-120-36
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CE Rohs FCC AC to DC Single Output Smps S-120-36 120W 36V
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SMPS S-15-5 Led Driver High Quality 15W 5V 3A AC DC
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19+
Years Engineering (Est. 2007)
10,000m²
SGS Audited Factory Space
3000W
Peak Single-Chassis Capacity
100%
High-Temp Loaded Burn-in Screening
Localized Implementation

Mission-Critical Deployment Scenarios Across Dnipro's Industrial Core

As Ukraine’s premier engineering and metallurgical capital, Dnipro demands power architecture that survives chronic voltage sags, grid decoupling, and extreme thermal cycling.

Metallurgical & Heavy Machinery Automation

Within heavy industrial zones like Dnipro Iron and Steel Works and machinery hubs, our 24V and 48V industrial DC units insulate PLCs, pneumatic solenoid valves, and SCADA sensors from extreme inductive surges and high-frequency harmonics caused by massive electric arc furnaces and rolling mills.

Telecom Towers & Municipal Fiber Nodes

Reliable continuous connectivity is vital across the Dnipropetrovsk Oblast. Paired with external lead-acid or LiFePO4 battery strings, our 48V DC power supplies (such as the S-200-48 and S-145-48) act as direct-feed DC UPS systems, eliminating dual-conversion inversion losses and securing telecom base stations during planned rolling blackouts.

Civil Defense Shelters & Command Security

Zero-transfer-time DC buffering for access control consoles, NVR/DVR surveillance matrices, emergency air ventilation damper actuators, and cryptographic radio relays. By utilizing DC-native UPS topology, field teams bypass AC phase synchronization issues when transitioning to diesel backup generators.

Substation Telemetry & Railway Signaling

Dnipro serves as an indispensable railway transshipment junction for Eastern and Central Ukraine. Our enclosed DC switching supplies provide high insulation barriers (up to 3.0kV AC Hi-Pot tested) to power remote terminal units (RTUs), track circuit interlocks, and digital protective relays unaffected by lightning or traction line back-EMF.

Technical Clarification: The Operational Superiority of Native DC UPS vs. Traditional AC UPS

In high-consequence industrial installations throughout Ukraine, AC-to-AC UPS architectures exhibit unnecessary vulnerability: incoming AC is rectified to DC to charge batteries, then inverted back to 230V AC, only for end-terminal industrial hardware (such as 24V PLC racks or 48V telecom routers) to step it down to DC again. This triple-stage conversion sheds 18% to 28% of stored energy as parasitic heat. A native China-manufactured industrial DC UPS or buffered SMPS operates directly on the common DC busbar, maintaining an instantaneous 0 ms switchover time, eliminating inverter failure points, and maximizing battery runtime during extended regional outages.

Regional Energy Analysis

Emerging Trends: Industrial Power Resilience in Ukraine (2025–2030)

Navigating decentralization, extreme wide-input requirements, and high-density battery integration in modern Ukrainian industrial engineering.

1. Transition to Decentralized DC Microgrids

Large industrial facilities along the Dnieper River are decommissioning vulnerable centralized AC UPS rooms in favor of distributed, DIN-rail and chassis-level DC backup nodes. Localizing DC supplies directly inside motor control centers (MCC) and control cabinets reduces cable inductance and prevents single-point infrastructure blackouts.

2. Wide Tolerance for Severe Voltage Fluctuations

Due to ongoing grid stabilization measures, input voltage in Ukrainian municipalities often fluctuates violently between 160V and 275V AC. Harlon's power supply architecture incorporates robust wide-range input stages (85–264V AC universal input) with active transient suppression, allowing automated systems to operate without nuisance tripping.

3. Rapid Adoption of LiFePO4 Chemistry

Traditional sealed lead-acid (SLA) batteries fail prematurely when subjected to frequent deep-discharge cycles (often 2–3 cycles per day in winter). Modern Dnipro system integrators are pairing our SMPS modules with Lithium Iron Phosphate (LiFePO4) battery packs, requiring precise voltage calibration and low ripple noise characteristics.

4. Demanding Winter Operating Envelopes

Unheated industrial workshops and perimeter installations experience temperatures plummeting below -20°C. Standard commercial supplies suffer electrolyte freezing in filter capacitors. Our models use 105°C-rated imported high-reliability capacitors and cold-start circuitry guaranteed to initiate at sub-zero temperatures.

Series / Model Rated Power Standard Output Rails Input Tolerance Protection Profiles Target Dnipro Application
S-145 Series 145W 12V, 15V, 18V, 24V, 48V DC 85–132VAC / 170–264VAC Overload (Hiccup), OVP, Short Intermediate telecom nodes, CCTV hubs, building automation
S-200 Series 200W 24V (8.5A), 36V (5.5A), 48V (4.2A) 90–132VAC / 180–264VAC Over-temp, Overload, OVP, Short Heavy metallurgical SCADA cabinets, motor drivers, RTUs
S-120 Series 120W 12V, 24V, 36V (3.33A), 48V 85–264VAC Universal Input Auto-recovery Short, OVP Sensor telemetry, access gates, smart metering stations
S-15 Mini Series 15W 5V (3A), 12V, 24V DC 85–264VAC Universal Input Clamping Overvoltage, Short Microcontroller logic boards, IoT fiber transducers, shelter alarms
High-Power SE/SP 350W – 3000W 12V, 24V, 48V, 110V DC 180–264VAC with PFC Thermal Fan Interlock, OVP, Current Limit Industrial battery bank charging arrays, large motor controls
Why Choose Zhejiang Harlon

18+ Years OEM/ODM Manufacturing Authority Direct From China

Zhejiang Harlon Electronic Co., Ltd. combines nearly two decades of power electronics engineering with rigorous SGS-verified quality management systems.

Factory Core Metrics

  • Founded2007 (19 Years Industry Mastery)
  • Factory Footprint10,000+ m² Controlled Facility
  • Workforce51–100 Qualified Technical Personnel
  • Active Production Lines10+ Automated SMT & Through-Hole
  • R&D LeadershipEngineers with ~30 Years SMPS Design
  • Third-Party VerificationSGS On-Site Audited & Verified

Testing Lab Capabilities

  • Burn-in Screening100% High-Temperature Full-Load Chamber
  • High-Voltage Isolation3.0kV AC Hi-Pot Dielectric Testing
  • Surge ImmunityLightning Surge Generators (EN 61000-4-5)
  • EMC & NoiseConducted EMI Receivers & Shielded Chamber
  • Mechanical RigorMulti-Axis Vibration & Drop Tables
  • Ripple & NoiseDigital Storage Oscilloscopes (Typ. <100mVp-p)

Commercial & Supply Chain Agility

  • Customization TypesOEM, ODM, Buyer Label, Pinout Adaptations
  • Incoterms SupportedFOB, CIF, CFR, EXW, DDU, Express Air
  • Accepted CurrenciesUSD, EUR, CNY, HKD
  • Payment MethodsT/T, L/C, PayPal, Western Union, Escrow
  • Component Chain31 Audited Long-Term Tier-1 Suppliers
  • Inquiry SLA99% Response Rate Within 8 Hours

Comprehensive 9-Step Manufacturing & Testing Protocol

From bare PCB to shrink-wrapped container loading, every stage is documented under ISO 9001 quality assurance.

01

IQC Inspection

Incoming inspection of semiconductors, magnetics, electrolytic capacitors, and flame-retardant FR-4 boards.

02

SMT Placement

High-speed automated pick-and-place surface mounting with tight solder paste volume inspection.

03

Auto Insertion

Automated insertion of heavy inductors, heatsinks, transformers, and high-voltage input filters.

04

Wave Soldering

Dual-wave nitrogen soldering tunnels ensuring zero cold-soldering and mechanical stress resistance.

05

Manual Calibration

Precision potentiometer adjustment of output voltage rails within ±1.0% tight nominal tolerance.

06

Structural Assembly

Chassis enclosure mounting, thermal silicone potting, terminal barrier block fastening, and grounding tests.

07

100% Loaded Burn-In

Units are placed under 100% rated load inside an elevated temperature burn-in room to purge infant mortality.

08

ATE Verification

Automated Test Equipment scans regulation, ripple noise, overload trip threshold, and hi-pot leakage current.

09

Sealed Packaging

Anti-static bagging, drop-tested export cartons, individual model barcoding, and moisture desiccant insertion.

Technical & Commercial FAQ

Frequently Asked Questions for Ukrainian Procurement Teams

Direct answers addressing cross-border logistics, import regulations, custom modifications, and grid resilience.

How does your factory deliver DC UPS and SMPS supplies to Dnipro under current logistics conditions?
We ship freight via established multimodal European trade routes. Orders depart from Ningbo or Shanghai port by ocean container to major European transit hubs (such as Constanța, Romania, or Gdańsk/Gdynia, Poland), followed by bonded overland truck transport directly through western Ukrainian customs clearance checkpoints into Dnipro. For urgent engineering samples or spare parts, express air courier routes (via Warsaw or Budapest hubs with local courier delivery by Nova Poshta) achieve turnaround times as fast as 7 to 12 business days.
Can these switching power supplies operate stably when powered by diesel or gas generators?
Yes. Industrial generators in Ukraine frequently produce distorted AC waveforms, noticeable voltage spikes, and frequency drifts between 47Hz and 53Hz. Our power supplies feature wide input frequency tolerance (47–63Hz), heavy differential and common-mode input choke filters, and metal oxide varistors (MOVs) rated to clamp high-energy transients, ensuring seamless operation regardless of generator total harmonic distortion (THD).
What certifications and customs documentation do you supply for importation into Ukraine?
Every shipment is supported by comprehensive export documentation, including detailed Commercial Invoices, Packing Lists with precise HS Codes (8504.40), Certificates of Origin, CE Declarations of Conformity (Low Voltage Directive 2014/35/EU and EMC Directive 2014/30/EU), and RoHS testing reports. These documentation sets streamline clearance under Ukrainian Technical Regulations (UA TR) without bureaucratic delays.
Can your factory customize DC output voltages for specialized battery float charging profiles?
Absolutely. In addition to standard nominal outputs (5V, 12V, 24V, 36V, 48V), our in-house engineering team customizes voltage feedback resistors to support specific float and absorption charge curves for lead-carbon, AGM, GEL, or LiFePO4 batteries (for instance: calibrated 13.8V, 27.6V, 54.4V float voltages, or customized dual-state constant-current battery charging thresholds).
What is the warranty period and how are replacement claims handled in Dnipro?
All our industrial power supplies (including the S-series, LRS equivalents, and DIN rail lines) carry a standard 2 to 3-year factory warranty. Thanks to our stringent 100% full-load aging protocol, our field defect rate remains under 0.2%. In the rare event of a component failure, customers provide high-resolution photo/video analysis and serial numbers; validated warranty replacements are immediately dispatched with your next shipment or forwarded via air courier.
How do these units perform in unheated environments during Ukrainian winters?
Our power supplies are rated for ambient operation from -20°C up to +60°C (with appropriate derating curves beyond 50°C). We select high-grade aluminum electrolytic capacitors with low Equivalent Series Resistance (ESR) that retain dielectric stability without electrolyte freezing down to -25°C cold starts. Conformal coating for moisture and anti-corrosion protection is also available upon request for humid or condensating environments.

Connect Directly With Our Power Supply Engineering Team

Whether you require standard 12V/24V/48V SMPS inventory in container quantities, specialized DIN-rail DC UPS buffer modules, or tailored chassis branding for Ukrainian distribution, our technical desk in Wenzhou will provide schematic appraisals, full test reports, and factory-direct wholesale pricing within 8 hours.

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