Smart 36V Lithium Battery Charger 12V to 43.8V 13A
- Input Voltage12V DC (Nominal)
- Output Voltage43.8V DC (13A)
- EnclosureIP67 Waterproof Sealed
- ApplicationEV, AGV, E-Bikes, Campers
Precision Direct Sourcing
High-Performance Switching Converters & Chargers
Explore eight core modular units engineered for extreme duty cycles, rugged automotive electrical systems, smart microgrids, and heavy industrial automation throughout the Alzette valley.
600W Waterproof LiFePO4 Charger 14.6V–58.4V
- Input Line90–265V AC Mains
- Output Line14.6V / 29.2V / 58.4V
- PFC Efficiency≥ 92.5% at Rated Load
- ProtectionOVP, OCP, OTP, Reverse
1500W High-Power Buck-Boost Module with RS485
- Wide Input10–60V DC Ultra-Wide
- Regulated Out12V / 24V / 28V / 48V
- Control BusDigital RS485 MODBUS
- CoolingHeavy Aluminum Heatsink
Isolated DC-DC Converter 18–75V to 24V 5A (120W)
- Wide Input Range18–36V / 36–75V DC
- Isolated Bus24V DC Fixed (5A)
- Dielectric Proof1500V DC Ground Isolation
- ApplicationTelecom, SCADA, PLC Racks
Industrial 24V to 12V 100A Synchronous Step-Down
- Input Voltage18–35V DC Heavy Truck
- Continuous Amps12V DC Continuous 100A
- Peak Efficiency96% Synchronous Rect.
- Sealing IndexDie-cast Alloy Potted IP68
400W Waterproof DC-DC Auxiliary Battery Charger
- Dynamo Input10–36V DC Alternator
- Multi-Chemistry14.6V / 29.2V CC/CV Stage
- Ignition WakeSmart Euro-6 Alternator Sig
- ProtectionNo Starter Battery Drain
12V to 48V Step-Up Boost Regulator 20A (960W)
- Input Voltage10–18V Low Voltage Bus
- Boosted Rail48V DC Precision (20A)
- Conversion Rate> 94% under Full Load
- Chassis GradeAnti-vibration Shock Mount
E-Mobility 72V/60V to 24V 20A Step-Down Module
- Traction Pack30–90V DC Direct Feed
- Output Current24V DC at 20A Continuous
- Standby DrawUltra-low Quiescent <15mA
- StandardsEN 61000-6-2, CE, RoHS
Regional Operational Context
Switching Power Supply Deployment Across Esch-sur-Alzette & Belval
Analyzing precision power engineering demands inside Luxembourg’s premier industrial and research corridor—from high-energy metallurgical retrofits to clean tech hubs.
The city of Esch-sur-Alzette, historically the epicenter of Luxembourg's heavy iron and steel production (the Terres Rouges), has orchestrated one of Europe's most monumental industrial modernizations. As ancient blast furnace complexes at Belval evolved into world-class digital innovation quarters, university labs (University of Luxembourg), and the Luxembourg Institute of Science and Technology (LIST), electrical power architectures underwent an unprecedented systemic revolution. Transitioning from antiquated, centralized linear feeds to ultra-resilient distributed Switched-Mode Power Supply (SMPS) architectures is now paramount for regional procurement authorities, machine system integrators, and industrial facility managers.
Modern electrical engineering across Esch-sur-Alzette does not tolerate harmonic distortion, excessive thermal waste, or unregulated line fluctuations. High-end automated steel fabrication lines, automated guided vehicles (AGVs) operating in automated warehouses around the Esch-Schifflange border, and telecommunication shelters running along the CFL rail transit corridors require robust switching regulators. These converters must isolate volatile line spikes caused by high-power inductive arc furnaces while providing millivolt-level ripple tolerances to delicate sensor arrays, digital twinning nodes, and edge computing enclosures.
Metallurgical Retrofitting & Heavy Automation
ArcelorMittal facilities and allied secondary manufacturing plants throughout Esch utilize isolated switching power converters to decouple heavy 400V industrial AC bus fluctuations from localized 24V DC PLC automation loops, preventing line-borne ground faults and destructive ground potential loops.
University of Luxembourg & Belval R&D Parks
Advanced laboratories demanding ultra-low-noise DC-DC conversion architectures for clean energy testing, robotic prototypes, and advanced materials engineering. Our buck-boost stabilizers maintain tight output regulation during heavy experimental battery cycling profiles.
Autonomous Logistics & Electric Mobility
Fleet conversion across municipal utility trucks, autonomous warehouse logistics shuttles, and commercial electric vehicles throughout Southern Luxembourg. High-efficiency step-down buck converters convert 72V and 48V traction banks down to 12V telemetry, communication, and lighting rails.
Future Outlook & Green Transition
Emerging Power Supply Trends in Esch-sur-Alzette & Southern Luxembourg
Aligning with national decarbonization targets, European Ecodesign standards, and high-density industrial electrification.
Under the Luxembourg National Energy and Climate Plan (PNEC), organizations situated in Esch-sur-Alzette face stringent regulatory directives to maximize energy conversion efficiency and eliminate stand-by power waste. Linear power supplies and outdated switching modules running below 80% efficiency are actively phased out in favor of Wide-Bandgap (WBG) Gallium Nitride (GaN) and Silicon Carbide (SiC) topologies that routinely exceed 95% thermal-to-electric efficiency. Our factory direct engineering specifically targets these local technical benchmarks:
Electrification of Heavy Commercial Fleets
Municipal and industrial fleet operators in Esch-sur-Alzette are accelerating transition toward auxiliary electrification. DC-DC chargers operating directly from dynamic Euro-6 alternators charge auxiliary LiFePO4 battery banks seamlessly, safeguarding smart starter batteries from rapid cycling degradation.
Microgrid Resilience & Industrial Photovoltaics
As commercial rooftops across the industrial parks of Esch, Bettembourg, and Differdange incorporate high-capacity solar arrays, wide-input buck-boost converters bridge the critical gap between volatile direct solar string fluctuations (10V to 60V) and stable DC microgrid buses.
Harmonic Compliance (EN 61000-3-2)
European grid norms strictly regulate harmonic back-feed into public utility sub-stations. Eltrum SMPS designs integrate active Power Factor Correction (PFC > 0.98), ensuring that multi-kilowatt power supply networks operate without contaminating the regional grid.
| Converter Architecture | Input Range (DC / AC) | Regulated Output | Local Application Matrix | Efficiency Rating |
|---|---|---|---|---|
| Buck (Step-Down) | 24V / 48V / 72V DC | 12V, 13.8V, 24V DC | Heavy commercial trucks, electric bus fleets, industrial machinery auxiliary rails | Up to 96.2% |
| Boost (Step-Up) | 10V – 28V DC | 24V, 36V, 48V DC | High-voltage telecommunication racks, field instrumentation, DC pump drivers | Up to 94.8% |
| Buck-Boost Stabilizer | 8V – 40V / 10V – 60V DC | 12V, 19V, 24V, 28V DC | Solar PV off-grid skids, battery voltage drop compensation during heavy cold crank | Up to 95.0% |
| Galvanic Isolated | 18V – 36V / 36V – 75V DC | 5V, 12V, 24V DC | Substation RTUs, SCADA controls, heavy metal smelting line data acquisition | Up to 91.5% |
Direct Factory Authority
Precision SMPS Manufacturing Backed by Shenzhen Eltrum Electronic Co., Ltd.
Founded in 2015, Shenzhen Eltrum Electronic Co., Ltd. has established itself as an authoritative manufacturer of robust power modules, high-voltage switching units, and specialized LiFePO4 battery charging electronics. Our core engineering team cut its teeth on difficult isolated topologies where noise rejection and dielectric integrity are paramount.
Every single power unit supplied to industrial and European partners is manufactured under an ISO 9001 certified quality control management system. Our 3,000 m² physical production floor houses high-speed surface-mount technology (SMT) lines, custom magnetic component winding cells, automated high-pressure potting machinery for IP65/IP68 ingress protection, and full-load thermal burn-in rooms to guarantee zero initial failure rates upon arrival in Esch-sur-Alzette.
✓ ISO 9001 Certified
✓ CE European Conformity
✓ RoHS Compliant
✓ Onsite-Verified Facility
✓ Low Sample MOQ (5 pcs)
✓ Full OEM/ODM Customization
Procurement & Technical Clarifications
Frequently Asked Questions by Industrial Engineers in Esch-sur-Alzette
Everything procurement officers, machine builders, and system integrators need to know regarding delivery, compliance, and topology selection.
How do Eltrum switching power supplies and DC-DC converters comply with European and Luxembourg electrical directives?
All Eltrum power conversion hardware supplied to the European Union meets strict CE certifications (Electromagnetic Compatibility Directive 2014/30/EU and Low Voltage Directive 2014/35/EU) and RoHS environmental standards. For heavy industrial sites in Esch-sur-Alzette, our models comply with EN 61000-6-2 (Immunity for industrial environments) and EN 61000-6-4 (Emission standard for industrial environments), preventing interference with precision machinery and sensitive SCADA bus systems.
What is the typical shipping timeline and Minimum Order Quantity (MOQ) for orders dispatched to Esch-sur-Alzette?
We understand the necessity for rapid engineering prototyping. Standard converter and charger models have a flexible sample Minimum Order Quantity (MOQ) starting from just 5 units (with select heavy-power units starting at 1–2 pieces). Prototype sample orders typically ship via express air courier (DHL/FedEx/UPS) reaching Luxembourg in 4 to 7 business days. High-volume manufacturing batches are delivered via air freight (Findel Airport) or maritime multimodal shipping under FOB or EXW terms.
Why should our engineering team select an isolated DC-DC converter over a non-isolated buck regulator?
Non-isolated converters share a common negative ground rail between input and output, which is cost-effective and highly efficient for simple truck or bus wiring. However, inside heavy industrial facilities such as those across the Terres Rouges metallurgical belt, severe ground loops, ground shifts, and catastrophic voltage spikes occur. An isolated DC-DC converter incorporates a high-frequency transformer barrier (typically tested up to 1,500V DC breakdown) that completely isolates galvanic paths, protecting sensitive PLCs, telemetry sensors, and control computers from catastrophic back-feed.
Can Eltrum customize charge curves for proprietary lithium battery chemistries (e.g., LTO or custom LiFePO4 cells)?
Yes. Shenzhen Eltrum Electronic Co., Ltd. provides extensive OEM and ODM customization services. We can customize the firmware of our microprocessor-controlled AC-DC and DC-DC battery chargers to match specific absorption voltages, float voltages, and cut-off currents required by your proprietary BMS manufacturer. Furthermore, hardware options including RS485 / CAN bus telemetry, customized industrial Amphenol/Anderson connectors, and bespoke mounting brackets can be engineered directly from factory drawings.
How do your IP67/IP68 potted converters resist environmental contamination and temperature extremes?
Our waterproof series feature die-cast aluminum alloy chassis fully back-filled with specialized thermally-conductive epoxy resin. This solid polyurethane/epoxy potting completely seals internal semiconductors, inductors, and capacitors from moisture ingress, conductive metallic dust common in metallurgical plants, corrosive road salt, and harsh thermal cycling (-40°C to +85°C operating threshold).
What payment currencies and trade options are available for procurement teams in Luxembourg?
We regularly conduct transactions with European enterprise accounts. We accept payments in USD and EUR via wire transfer (T/T), verified PayPal for express prototype tooling, and secure Escrow. Pro-forma commercial documentation, packing lists, and Certificate of Conformity (CoC) documents are supplied with every order to ensure seamless customs clearance through Luxembourgish border customs.
Request Direct Factory Quotations & Technical Datasheets
Contact our power electronics design engineers today. Submit your required input voltage range, target bus power, environmental rating, and target quantity for customized project pricing.