Smart 36V Lithium Battery Charger DC 12V to 43.8V 13A
- TopologyBoost DC-DC Charger
- Input Voltage12V DC (Alternator/Solar)
- Output Voltage43.8V CC/CV (13A)
- ProtectionIP67 / Over-Temp / Reverse
Benchmark Products
High-Efficiency Non-Isolated & Auxiliary Converters for Nordic Demands
Engineered to deliver maximum power density, ultra-low standby drain, and IP68 waterproof encapsulation suited for harsh Danish climate conditions.
Heavy Duty 24V to 12V 85A/100A Synchronous Buck Converter
- TopologyNon-Isolated Buck
- EfficiencyUp to 96.5%
- Rated Power1000W – 1200W
- CoolingExtruded Aluminum Fin Case
1500W Dynamic Buck-Boost Voltage Stabilizer (RS485)
- Input Range10V – 60V DC Ultra-Wide
- Regulated Output12V / 24V / 28V / 48V
- CommunicationRS485 Modbus RTU
- ApplicationsDanish Wind Turbine SCADA
High-Efficiency 48V to 24V 40A 1000W Step-Down Module
- Input Voltage36V – 60V DC Nominal
- Output Power960W Continual Rating
- No Load Current< 25mA Low Quiescent
- CertificationsCE / RoHS / ISO 9001
12V to 24V 50A High-Efficiency Boost Converter (1200W)
- Input Operating10V – 18V DC
- Boosted Rail24V DC Fixed (50A Peak)
- Thermal Envelope-40°C to +85°C Operating
- Target SectorNordic Marine House Power
Ruggedized 12V to 48V Boost Converter (15A/20A Potted)
- Output Rail48V Clean Bus (720W–960W)
- Potting CompoundThermally Conductive Epoxy
- Vibration RatingMIL-STD-202G Compliant
- Ideal ForAutonomous Agricultural Robots
30–90V Traction Input to 24V 20A Buck Regulator
- Input Voltage30V – 90V DC Continuous
- Surge ProtectionTVSS Transients up to 120V
- Output Current20A Stable Output (480W)
- Use CaseElectric Light Commercial Vehicles
8–40V to 13.8V 30A Stabilizer for Mobile Communication
- TopologySynchronous Four-Switch Buck-Boost
- Output Ripple< 50mVp-p High Purity
- Regulated Level13.8V DC (Base Station Rail)
- ApplicabilityOffshore Patrol & Rescue Radios
Technical White Paper
Why Non-Isolated Topologies Dominate Modern Danish Power Architecture
A rigorous engineering comparison of thermal dissipation, synchronous rectification, and footprint minimization in common-ground DC systems.
In power distribution designs across Denmark and the wider Scandinavian region, engineers frequently evaluate the trade-offs between isolated and non-isolated DC-DC topologies. While galvanic isolation is legally and functionally essential when separating distinct grounds or guarding against extreme high-voltage fault transfer, non-isolated DC-DC modules represent the superior technological choice for systems sharing a common negative chassis or unified battery bank. By removing the cumbersome planar or toroidal high-frequency transformer, non-isolated converters achieve higher volumetric energy density, substantially reduced parasitic losses, and conversion efficiencies exceeding 96.8%.
1. Synchronous Rectification
Replacing traditional Schottky free-wheeling diodes with high-performance low-RDS(on) MOSFETs dramatically curtails conduction heat losses. For Danish battery-operated equipment where every watt-hour is critical, synchronous buck and boost modules preserve up to 15% more usable capacity over operational cycles.
2. Volumetric Power Density
Without bulky isolation barriers and creepage clearances dictated by IEC 62368-1, non-isolated units are up to 60% smaller. This compact envelope enables seamless integration into sealed robotics, e-bike downtubes, sensor enclosures, and crowded marine distribution cabinets.
3. Superior Thermal Profiles
Our units utilize integrated direct-to-chassis heat conduction potted in aluminum die-cast housings. Even during sustained sub-zero temperatures followed by aggressive duty cycles, the modules withstand extreme thermal cycling from -40°C to +85°C without dielectric breakdown.
Exporter Directory
Top 10 Non-Isolated DC-DC Module Exporters Serving the Danish Market
A comprehensive procurement evaluation of global manufacturers delivering industrial DC conversion technology to Odense robotics, Esbjerg offshore hubs, and Copenhagen cleantech companies.
01
China (Shenzhen HQ)
Shenzhen Eltrum Electronic Co., Ltd.
Founded in 2015, Eltrum is a specialized power electronics manufacturer producing over 500 standard models of buck, boost, and buck-boost modules. Celebrated across Denmark for engineering agility, low MOQs starting at 5 units, complete IP68 vacuum potting, and OEM/ODM custom profiles.
- Direct factory engineering support with RS485 communication
- Custom input ranges up to 90V for e-mobility and marine batteries
- Full CE, RoHS compliance under ISO 9001 certified QA lines
02
United States
Vicor Corporation
Global leader in modular power components and ChiP (Converter housed in Package) technology. Vicor supplies premium non-isolated point-of-load (PoL) and Factorized Power Architecture (FPA) solutions deployed in Danish defense, quantum computing racks, and aerospace research projects.
- Unrivaled high power density in chip-scale formats
- Patented Zero-Voltage Switching (ZVS) topologies
03
Japan / Europe
TDK-Lambda Corporation
Renowned for industrial-grade reliability, TDK-Lambda provides extensive families of non-isolated buck converters such as the iX series. Widely utilized in Danish pharmaceutical manufacturing plants, automated sorting centers, and precision test equipment.
- Broad distribution network across the Nordic territory
- Ultra-wide trim ranges and sophisticated EMI mitigation
04
Japan
Murata Power Solutions
Murata's high-efficiency digital non-isolated Point-of-Load regulators (such as the Okami series) are heavily integrated into Danish telecom infrastructure, datacenters, and industrial IoT gateway routers demanding minimal board footprint.
- Ultra-compact DOSA-compatible footprints
- Fast dynamic response during severe load transience
05
Switzerland
Traco Electronic AG (Traco Power)
Swiss engineering excellence characterized by the TSR series of non-isolated switching regulators, serving as pin-compatible drop-in replacements for inefficient LM78xx linear regulators in Scandinavian building automation and energy monitoring devices.
- Up to 96% efficiency without needing an auxiliary heatsink
- Extended 3-year standard manufacturer warranty
06
Austria / Germany
RECOM Power GmbH
A powerhouse in European industrial electronic engineering, RECOM exports non-isolated buck regulators and automotive modules throughout Jutland and Zealand. Popular for laboratory, railway auxiliary, and smart agricultural machine deployments.
- High ambient temperature handling without aggressive derating
- Stringent EN 50155 and automotive compliance standards
07
Taiwan
Delta Electronics Inc.
As a multi-billion dollar global leader in switching power supplies, Delta exports high-current non-isolated POL converters and telecom power shelves favored by major Nordic telecoms and datacenter operators seeking high-efficiency energy management.
- Massive production capacity and tier-1 component validation
- Integrated PMBus digital control interface capabilities
08
Taiwan
Cincon Electronics Co., Ltd.
Cincon produces rugged brick and chassis-mount non-isolated converters tailored for vehicle power stabilization, outdoor LED streetlights, and marine auxiliary distribution in Danish coastal vessel retrofits.
- Robust mechanical brackets and vibration-resistant solder profiles
- Conformal coating options for high salinity coastal environments
09
China (Guangzhou HQ)
Mornsun Guangzhou Science & Technology
Mornsun is recognized across the European Union for its cost-competitive K78 series non-isolated step-down converters. Highly regarded by Danish SME electronics firms developing smart home devices, telemetry sensors, and edge-computing nodes.
- Competitive volume price points for cost-sensitive BOM designs
- Continuous short-circuit protection with auto-recovery
10
United States / Global
Bel Power Solutions
Bel designs and supplies mission-critical non-isolated DC-DC converters for enterprise networking, electric utility infrastructure, and renewable energy storage monitoring systems throughout Scandinavian municipal grids.
- Precision current-sharing topologies for parallel scaling
- Sophisticated diagnostics for predictive maintenance alerts
Industry Dynamics
Emerging Trends Reshaping Denmark's DC Power Module Landscape
How Denmark's stringent 2030 climate goals, offshore wind expansion, and maritime hybridization are pushing new requirements for non-isolated power systems.
1. Offshore Wind Nacelle Electronics
With Danish engineering flagships dominating the North Sea offshore wind cluster, auxiliary sensors, yaw control microcontrollers, and anemometer telemetry systems require ultra-reliable non-isolated converters that step down local 24V or 48V DC buses to clean 5V and 12V rails without thermal drift.
2. Zero-Emission Ferry & Workboat Hybridization
The electrification of passenger ferries across the Danish straits has created immense demand for battery-to-battery boost converters and buck stabilizers. Common-chassis DC microgrids onboard modern catamarans rely on non-isolated modules to maximize overall propulsion and navigation auxiliary efficiency.
3. Odense Autonomous Robotics Corridor
Odense has evolved into the world's leading hub for collaborative robotic arms (cobots) and Mobile Industrial Robots (MiR). Non-isolated buck converters are favored in AGV chassis designs due to their minimal weight and capacity to manage aggressive regenerative braking voltages from servo motors.
Field Implementations
Typical Localized Engineering Applications Across Denmark
Proven installations where Eltrum's non-isolated power technology meets specific Nordic operational specifications.
Nordic Yachts & Fishing Vessels
Transforming fluctuating 24V engine banks to stable 12V / 13.8V navigation electronics, LED deck arrays, and sonar displays in North Sea salt-mist environments.
LiFePO4 Camper & Service Fleets
Smart DC-DC battery chargers regulating Euro 6 intelligent alternators to charge auxiliary lithium batteries safely without burning out starter coils.
Greenhouse Agriculture Automation
High-efficiency buck modules converting 48V centralized DC bus lines down to 24V linear actuators, water valves, and hydroponic nutrient sensors in Funen.
Off-Grid Telecom & Weather Stations
Buck-boost stabilizers managing solar and small wind turbine inputs (8V–40V) to deliver flawless 12V rails for isolated Greenlandic and Faroese relay masts.
Factory Excellence
Direct-from-Manufacturer Precision: Shenzhen Eltrum Electronic Co., Ltd.
Operating since 2015 from our state-of-the-art facility in Shenzhen's Bao'an District, Eltrum is a legally verified onsite manufacturer with full ISO 9001 certified production lines. Unlike trading middlemen, our core engineering team directly controls every step of power circuit design, SMD placement, thermal simulation, potting encapsulation, and 100% full-load burn-in screening.
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Flexible Low MOQ Policy (From 5 Pcs)
We allow Danish R&D teams and prototyping labs to test genuine mass-production units before commiting capital to volume manufacturing runs.
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Complete Waterproof IP68 Potted Durability
Our converters feature total thermal epoxy resin encapsulation inside rugged aluminum enclosures, resisting shock, salt vibration, and maritime condensation.
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Agile OEM/ODM Customization Capabilities
Need non-standard voltages (such as 19V, 28V, or 58.4V), RS485 communication protocols, or custom wire harnesses? Our in-house engineers deliver samples within 7–12 days.
Danish Buyer FAQ
Frequently Asked Questions by Scandinavian Engineering Buyers
Essential guidance addressing import compliance, customs duty, harmonic standards, and topology selection for Denmark.
What CE and RoHS documentation is required for importing DC-DC modules into Denmark?
All electronic power modules exported to Denmark must strictly conform to the European Union's Low Voltage Directive (LVD 2014/35/EU), Electromagnetic Compatibility Directive (EMC 2014/30/EU), and RoHS Directive (2011/65/EU and its amendment 2015/863). At Shenzhen Eltrum Electronic, our converters undergo rigorous third-party accredited testing. We provide authentic CE declarations of conformity (DoC), full EMC laboratory test reports (covering EN 55032 Class B radiated emissions and EN 61000 immunity), and comprehensive RoHS chemical analysis reports required by the Danish Safety Technology Authority (Sikkerhedsstyrelsen).
When should a Danish OEM select non-isolated converters over isolated models?
Non-isolated converters should be specified whenever the primary power input and the load share a common chassis or negative battery ground, such as in typical automotive, mobile robotics, utility vehicles, and 12V/24V yacht distribution systems. Under these conditions, non-isolated models provide 94%–97% efficiency, reduce heat generation, occupy less than half the physical volume, and cost roughly 30%–45% less than isolated alternatives. Galvanic isolation is only required when isolating safety-critical sensors from noisy traction motors, breaking ground loops in telecom sites, or meeting high-voltage medical barrier criteria.
How do Eltrum modules withstand the high humidity and salinity of Danish coastal environments?
Standard industrial power supplies often succumb to trace corrosion or short circuits caused by conductive salt-fog deposits in marine regions such as Esbjerg, Aarhus, and Frederikshavn. Eltrum's outdoor and marine-grade converters feature full vacuum potting using high-grade thermally conductive silicone/epoxy compounds (rated IP68). The interior PCB, magnetics, and semiconductor dies are hermetically sealed against moisture, condensation, salt corrosion, and structural mechanical vibration (MIL-STD-202G).
What are the typical lead times, shipping methods, and DDP terms for deliveries to Denmark?
For standard off-the-shelf samples (MOQ: 5 units), dispatch from our Shenzhen facility occurs within 48 to 72 hours. Prototype or customized OEM runs typically require 10 to 14 business days. We partner directly with DHL Express, FedEx, and TNT for rapid 4–6 day air courier transit directly to your door in Copenhagen, Billund, or Aalborg. For regular volume container shipments, we coordinate FOB Shenzhen or full DDP (Delivered Duty Paid) sea and air freight through Maersk, handling all Danish customs clearance and import tax logistics smoothly.
Can Eltrum integrate custom RS485 communication or CAN-bus telemetry for wind turbine SCADA?
Yes. Our high-power buck-boost models (such as the WG-12C800M and 1500W platforms) can be built with integrated RS485 interfaces utilizing standardized Modbus RTU protocol. This allows engineers to dynamically read real-time input voltage, output current, internal heatsink temperature, and fault status registers directly through industrial PLCs or central SCADA controllers, which is crucial for predictive maintenance in unmanned offshore wind turbines.
Power Your Next Nordic Project with Engineered Reliability
Whether you require standard 24V-to-12V buck modules, high-amperage vehicle boosters, or custom battery chargers with Danish grid & environmental compliance, our engineering department is ready to assist with samples and custom datasheets.