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Engineering Reliability into Every Switching Power Supply
Zhejiang Harlon Electronic Co., Ltd. is an established original equipment and design manufacturer (OEM/ODM) located in Wenzhou, Zhejiang, China. Since our establishment in 2007, we have dedicated our engineering focus and production capability to creating rugged, efficient, and cost-effective power conversion devices.
Our product portfolio encompasses ultra-slim LRS series switching power supplies, TS-35 DIN rail units (MDR, NDR, EDR series), high-power industrial power sources up to 3000W, DC-DC step converters, and waterproof outdoor LED drivers. Operating within an audited ISO 9001 quality framework and on-site checked by the SGS Group, Harlon maintains end-to-end quality sovereignty from raw component incoming analysis to complete 100% full-load burn-in aging.
Verified Supplier Performance Metrics
Benchmarked independently on international commercial platforms against industry standard baselines:
Verified Factory Capabilities & OEM/ODM Services
Zhejiang Harlon Electronic Co., Ltd. provides comprehensive engineering and supply chain solutions specifically tailored for B2B distributors, automation integrators, and equipment manufacturers.
Customization on Demand
Dedicated production lines optimized for complete custom specifications. From PCB layouts and multi-rail output tensions to specific terminal blocks and wire harness assemblies.
Trade & Global Logistics
19 years of stable international logistics execution. We ship regularly across major regional centers via Shanghai, Ningbo, and Guangzhou maritime ports with full customs compliance documentation.
In-House R&D Engineering
Backed by experienced electronic design engineers with 30 years of combined SMPS topology design experience, operating across 5 specialized electrical CAD and simulation platforms.
10,000 m² Production Plant
Our workshop integrates high-precision automated Surface Mount Technology (SMT), automated insertion machines, double-liquid potting equipment, and automated wave-soldering lines.
Rigorous Quality Control
6 on-site professional QA/QC inspectors execute comprehensive inspections across incoming materials (IQC), in-process assembly (IPQC), and final outbound batches (OQC).
Regulatory Compliance
All product designs strictly adhere to international environmental and safety standards. Models are backed by accredited CE, RoHS, and FCC laboratory test certificates.
Documented Manufacturing Line & Machinery
Inspect our standardized workshop operations. Each phase is audited to guarantee uniform electrical properties and zero-defect assembly.
Raw Materials
IQC Inspection & Storage
SMT Placement
High-Speed Automated Mounting
Component Inserting
Manual & Auto Radial/Axial
Wave Welding
High-Temperature Solder Joints
Fine Adjusting
Output Voltage Calibration
Modular Assembly
Casing & Terminal Fitting
Burn-In Aging
100% Full-Load Stress Test
Final Testing
Electrical Parameter Validation
Packaging Line
Anti-Static Sealing & Cartoning
Wave Soldering Machine
Dual-Wave Thermal Profile
Auto Inserting Machine
High-Speed Component Loading
Automated SMT Line
Precision Multi-Feeder Mount
Double Liquid Glue Machine
Uniform Waterproof Potting
Auto Packaging Machine
Secure Export Boxing
Main Production Line
Lean Manufacturing Layout
SMT Assembly Line
Continuous Reflow System
Labelling Machine
Barcode & Rating Plate Application
Auto Assembly System
High Efficiency AutomationComplete In-House Testing Laboratory Equipment
Zhejiang Harlon Electronic Co., Ltd. operates a comprehensive suite of 13 certified testing instruments to verify electromagnetic compatibility, electrical safety, and mechanical tolerance.
Aging Tester
Continuous High Load Burn-in
Heat Chamber
Thermal Extremes (-40°C to +85°C)
Surge Generator
High Voltage Transient Immunity
Digital Oscilloscope
Ripple, Noise & Waveform Trace
Vibration Instrument
Mechanical Shock & Resonance
Shielding Test Room
Anechoic EMC Environment
Earth Resistance Tester
Protective Grounding Safety
EMI Test Receiver
Conducted Emissions Standard
Performance Tester
Automated Parametric Check
DC Electronic Load
Dynamic Load Regulation
Hi-Pot Test System
Dielectric Voltage Withstand
Automatic Test System
Real-time Data Acquisition
Optical Inspection (AOI)
Automated Solder Joint AnalysisISO 9001:2015
Certified Quality Management System covering electronic switching power supply design, assembly, and customer support.
Verified SystemSGS On-Site Audited
Premises, manufacturing capabilities, legal entity, and operational processes verified on-site by SGS Group.
Assessed FactoryCE & RoHS Directives
Compliance documentation affirming low voltage safety (LVD) and electromagnetic compatibility (EMC) regulations.
EU CompliantFCC & CCC Accreditations
Approved conformance with Federal Communications Commission standards and China Compulsory Certification.
Certified ProductLooking for a Dependable Power Supply Manufacturing Partner?
Whether you require standard volume supply of catalog models or customized OEM/ODM units engineered to strict tolerances, our engineering team is ready to assist your project.