Industrial-Grade Boost & DC-DC Power Conversion Units
Optimized for low-noise instrumentation, Nordic temperature swings, and severe voltage spikes in heavy machinery and electric drivetrains.
Smart 36V Lithium Battery Charger DC 12V to 43.8V 13A
- TopologySynchronous Boost CC/CV
- Input / Output12V DC / 43.8V 13A
- ApplicationEV, Cargo E-Bike, Marine
12V to 24V / 48V High-Current Boost Converter 50A
- TopologyHigh-Efficiency Boost
- Output CurrentUp to 50A Continuous
- ProtectionThermal, Short, OVP
Industrial 12V to 48V Step-Up Boost Converter 20A
- Input Range10V – 18V DC
- EncapsulationEpoxy Vacuum Potted
- ProtectionOver-Current, Transient
24V to 48V 15A DC-DC Step-Up Converter Module
- Efficiency>95.5% Synchronous
- Power Output720W Max
- ComplianceCE / RoHS / ISO9001
1500W Wide-Input 10–60V Buck-Boost Stabilizer
- Digital I/ORS485 Modbus Protocol
- Outputs12V / 24V / 28V / 48V
- Thermal ControlIntelligent Dual-Stage
Galvanic Isolated 18–75V to 24V 5A Industrial Converter
- Isolation Rating1500V DC Min.
- Noise FilteringUltra-Low Ripple (EMI/EMC)
- StandardEN 61000-6-2/4
Commercial Fleet 24V to 12V 100A Buck Converter
- Input Voltage18V – 35V DC
- Continuous Load100 Amperes (1200W)
- ChassisExtruded Aluminum Fin
400W Dual-Source DC-DC LiFePO4 Smart Charger
- Input Handling10V – 36V Engine Alternator
- Multi-ChemistryLiFePO4, AGM, Gel, Lead
- FeaturesSmart Ignition Trigger
The Architecture of High-Reliability Boost Power Conversion
Modern step-up (boost) converter design in industrial electronics demands far more than basic pulse-width modulation (PWM) switching across a power inductor. In heavy industrial automation, renewable off-grid generation, and harsh sub-Arctic mobility platforms, step-up converters must counter excessive thermal throttling, high transient inrush loads, severe input voltage dropouts (cold-crank conditions), and electro-magnetic compatibility (EMC) compliance challenges.
Eltrum's advanced topologies combine synchronous rectification utilizing trench power MOSFETs with sub-milliohm RDS(on) to mitigate conduction losses, pushing efficiency beyond 96%. Coupled with planar magnetic transformer integration and fully potted aluminum enclosures, our hardware delivers an expanded mean time between failures (MTBF > 120,000 hours), making it an indispensable power layer for systems operating where failure is not an option.
Synchronous Switching
Replaces standard Schottky diodes with low-impedance N-channel MOSFETs, significantly curbing thermal dissipation under 50A+ heavy-load operations.
Sub-Zero Cold Reliability
Industrial capacitors rated from -40°C to +85°C eliminate electrolytic fluid shrinkage, preserving critical ripple smoothing during cold Nordic startups.
Digital Interfacing & Control
Integrated RS485 and CAN-ready interfaces offer deterministic output voltage trims, telemetry reads, and safety shutdown capabilities for smart automation.
Localized Deployment Scenarios in Uppsala and Greater Uppland
Uppsala stands as one of Scandinavia’s premier innovation epicenters, anchored by leading university research institutes, medical technology hubs, clean-tech incubators, and cutting-edge agricultural automation. Implementing DC-DC boost and buck-boost power electronics in this Nordic market requires meeting distinct operational criteria:
Life Science & MedTech Hubs
In Uppsala Science Park, laboratory analytical gear and portable diagnostic carts require galvanic isolation and ripple <30mVp-p to prevent measurement skew in biochemical sensor clusters.
Electrified Logistics & AgTech
Autonomous guided vehicles (AGVs) operating in temperature-fluctuating warehouses around Fyrislund leverage 12V-to-48V boost regulators to power high-torque servo motors and laser LiDAR sensors.
Off-Grid Renewable Infrastructure
Solar-assisted environmental monitoring across rural Uppland relies on wide-input buck-boost converters that stabilize fluctuating 10V–36V panel arrays into steady 24V telemetry channels.
Regional Transition Trends Across Sweden & Uppsala County
Sweden’s aggressive mandate toward fossil-free commercial equipment by 2030 has prompted engineering teams in Uppsala to transition auxiliary machinery from combustion auxiliaries to pure high-voltage battery storage banks (48V to 72V LiFePO4). This dynamic drives two critical power trends:
- Consolidation of Auxiliary Rails: Step-up boost converters elevate base 12V starter battery architectures to supply 24V or 48V power over Ethernet (PoE) comms, telemetry arrays, and electric heating circuits.
- Adoption of Multi-Stage LiFePO4 Chemistry: Traditional lead-acid DC supplies are rapidly replaced by smart CC/CV boost chargers capable of exact absorption (14.6V / 43.8V / 58.4V) without drifting over temperature extremes.
- Stricter Radiated EMI Regulations: European CE, EN 55032 Class B, and RoHS mandates require fully shielded, potted architectures that prevent radio interference on industrial test sites.
Direct China Factory Advantage: Shenzhen Eltrum Electronic
Established in 2015, Shenzhen Eltrum Electronic Co., Ltd. is a specialized high-tech enterprise dedicated to the research, development, and mass production of non-isolated and isolated DC-DC converters, dynamic buck-boost stabilizers, and intelligent waterproof lithium battery chargers. Holding an ISO 9001 certified manufacturing facility with over 3,000 m² of floor space, Eltrum controls the entire value chain from magnetics winding to vacuum potting and automated burn-in testing.
OEM & ODM Customization
Rapid engineering turnaround for custom input ranges (8V–90V), personalized charging curves, custom harness pigtails, and client-tailored RS485 communication protocols.
Low Verification Threshold
Prototyping agility with a typical MOQ of only 5 units on standard catalog models, enabling Uppsala R&D labs to run real-world field trials prior to committing to production runs.
Verified Compliance
Onsite verified manufacturing facilities. All product lines are engineered to full CE, RoHS, and ISO 9001 frameworks, with full inspection reports available prior to container export.
Frequently Asked Questions by Swedish & Nordic Buyers
Key technical, commercial, and logistics considerations for engineers and sourcing managers procuring from China to Uppsala.
Q1: How do Eltrum boost converters handle harsh winter startup conditions in Uppsala?
Our converters utilize automotive-grade solid and cold-rated electrolytic capacitors coupled with silicone encapsulation rated to -40°C. This prevents dielectric freezing and ensures standard output voltage rise times without cold-temperature brownouts.
Q2: What is the advantage of sourcing directly from Shenzhen versus local distributors?
Direct factory engagement gives your engineering team access to the core design team. We offer circuit modifications, custom thermal sink profiling, firmware charging algorithm tuning, and direct factory pricing without distributor markups.
Q3: How do you solve heat dissipation in enclosed outdoor equipment cabinets?
Our modules feature extruded aluminum fin housings designed for high natural convective dissipation. Furthermore, because synchronous conversion efficiencies routinely surpass 94–96%, internal heat generation is fundamentally minimized.
Q4: What are standard shipping times and trade terms for shipments to Sweden?
We work under FOB, CIF, or EXW terms with standard air express (DHL/FedEx/UPS) reaching Arlanda Airport (ARN) in 4–7 business days, providing streamlined customs transit directly into Uppsala's industrial parks.
Q5: Can a single boost unit be customized to charge both LiFePO4 and Lead-Acid?
Yes. Through our ODM service, we program custom microcontroller charging curves or supply dual-mode models featuring dip-switch or RS485 selection between 14.4V/14.6V (LiFePO4) and 13.8V float stages (Lead-Acid).
Q6: Do your power products meet European Union EMC and Safety standards?
All series conform strictly to CE low-voltage directives (LVD) and electromagnetic compatibility directives (EMC EN 55032/EN 55035), as well as RoHS hazardous substance guidelines. Declarations of conformity are issued with each production batch.
Ready to Scale Your Power Architecture?
Request comprehensive technical datasheets, CAD dimensional drawings, and volume pricing quotes directly from Shenzhen Eltrum Electronic's application engineering team.
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