Full OEM & ODM Customization
We accommodate customized wide-input voltage windows (e.g., 9-40V, 10-60V, 18-90V), non-standard output voltages, custom charging profiles, private label laser engraving, and custom connector harnesses.
Manufacturing Excellence · Since 2015
Company Overview
Shenzhen Eltrum Electronic Co., Ltd. - A globally recognized manufacturer of precision DC-DC converters, isolated power modules, and intelligent LiFePO4 battery charging systems.
About Our Company
Committed to Being a World-Class Power Solution Partner
Shenzhen Eltrum Electronic Co., Ltd. is a specialized high-tech manufacturer committed to delivering high-efficiency, industrial-grade power solutions to international system integrators, OEM equipment builders, and power electronics distributors.
We engineer and produce an extensive spectrum of power conversion architectures, including DC-DC buck converters, DC-DC boost converters, buck-boost stabilizers, galvanic isolated DC-DC converters, waterproof AC-DC LiFePO4 battery chargers, and custom DC-DC battery-to-battery charging modules.
With more than 500 validated product models running in active deployments, our power units serve critical applications across renewable solar storage, vehicle electrification, marine navigation, telecommunication networks, robotics, automated machinery, and medical carts.
ISO 9001 Certified Quality
CE & RoHS Compliant
Direct Factory OEM / ODM
500+
Standard Power Models
130+
Export Destinations
2015
Year Established
3,000m²
Production & Testing Facility
Manufacturing Facility
Advanced Production Lines & Rigorous Quality Control
Operating from our modern facility in Shenzhen, Guangdong, our manufacturing plant incorporates automated surface-mount assembly, precision winding, vacuum potting encapsulation, and digital burn-in testing systems.
Modern Shenzhen Plant
Onsite-verified manufacturing base in Anle Industrial Zone, Hangcheng Avenue, Shenzhen.
Precision Assembly Lines
Standardized assembly stations with ESD protection and computerized process tracking.
Comprehensive Testing & QC
100% full-load electrical inspection, insulation withstand testing, and burn-in screening.
In-House Surface Mount (SMT) & Through-Hole
Automated high-speed placement lines ensure reliable solder joint integrity and optimal thermal layout for high-density power topologies up to 1500W.
Automated Environmental & Burn-in Screening
Every single power unit undergoes rigorous pre-shipment thermal cycling, output voltage calibration, and continuous burn-in to eliminate infant mortality.
Engineering Capabilities
Why International Buyers Partner with Shenzhen Eltrum Electronic Co., Ltd.
Our deep engineering background in isolated conversion topologies, synchronous rectification, and intelligent multi-stage battery charging algorithms gives global clients a distinctive competitive advantage.
Rugged IP65/IP67 Ingress Protection
Epoxy and silicone potting encapsulation options offer total resistance to water immersion, salt spray, moisture, dust, and mechanical vibration in heavy-duty vehicles, yachts, and harsh outdoor environments.
Ultra-High Conversion Efficiency
Through planar magnetic designs, low-ESR capacitors, and synchronous MOSFET rectification, our converter modules attain up to 96% peak efficiency, reducing heat generation and maximizing battery runtime.
Galvanic Isolation Mastery
High-voltage optocouplers and transformer isolation safely separate positive-ground telecom networks, industrial control buses, and traction batteries from low-voltage instrument sensors.
Rapid Engineering Turnaround
Direct access to our senior hardware engineers enables swift technical evaluations, responsive simulation feedback within 4 hours, and expedited sample delivery starting from small batches of 5 units.
Smart Digital Control & RS485
Integrated microcontrollers support RS485 / Modbus-RTU remote telemetry, automated temperature derating, active charge stage status reporting, and programmable output voltage registers.
Enterprise Profile
Verified Operational & Manufacturing Data
Clear, transparent operational details verified onsite by international inspection agencies to support your vendor qualification audit.
| Operational Parameter | Enterprise Capability Details | Commercial Advantage for Buyers |
|---|---|---|
| Legal Entity Name | Shenzhen Eltrum Electronic Co., Ltd. | Legally Verified Onsite audited factory |
| Year Established | 2015 | Over a decade of focused SMPS & DC-DC R&D |
| Factory Location | 2nd Floor, Building A2, Anle Industrial Zone, No. 172 Hangcheng Ave, Sanwei Community, Hangcheng Street, Shenzhen, Guangdong, China | Strategically located near Shenzhen and Hong Kong logistics hubs |
| Workforce | 51 - 100 Employees (R&D, QA/QC, Production, Sales) | Agile engineering support with dedicated OEM lines |
| Total Plant Area | Up to 3,000 square meters | Scalable volume capacity with buffer stock management |
| Core Product Lines | DC-DC Converters (Buck, Boost, Buck-Boost, Isolated), LiFePO4 Chargers, AC-DC Power Supplies | 500+ standard models covering 5V to 90V DC platforms |
| Quality Certifications | ISO 9001, CE (EMC/LVD), RoHS Compliant | Streamlined customs clearance across EU, US & APAC |
| Standard Sample MOQ | Starting from 5 units (1-2 units on high-power modules) | Low barrier for prototype verification and lab bench testing |
| Average Response Time | Within 4 hours on working days | Rapid quote generation and real-time engineering feedback |
| Accepted Terms | FOB, EXW, CIF; Payment via T/T, PayPal, Escrow (USD / EUR / CNY) | Flexible commercial terms tailored to foreign procurement |
Global Reach
Trusted by Clients Across 130+ Countries
Shenzhen Eltrum Electronic Co., Ltd. supplies reputable system builders, fleet outfitters, and industrial distributors across North America, Europe, East Asia, and Australasia.
North America
30% Export Share
Europe (West & North)
25% Export Share
South America
10% Export Share
Eastern Asia (Japan/Korea)
10% Export Share
Oceania (Australia/NZ)
10% Export Share
Ready to Discuss Your Power Supply Requirements?
Send our Shenzhen engineering team your specific input voltage range, target load curve, and mechanical requirements for prompt quotation and sample delivery.