Smart 36V Lithium Battery Charger DC 12V to 43.8V 13A
- TopologyDC-DC Step-Up Charger
- Input / Output12V DC → 43.8V 13A
- ProtectionIP68 Potting / Over-temp
Direct Factory Solutions · Cyprus & Eastern Mediterranean
OEM/ODM Isolated DC-DC Converter Factories & Exporter serving the Cyprus market
Industrial-grade galvanic isolation, wide 8V–90V input conversion, and IP65/IP68 potted packaging built to overcome extreme Mediterranean ambient heat, saline air, and demanding renewable microgrid infrastructure.
Engineered For Critical Loads
High-Efficiency Conversion & Battery Charging Systems
Manufactured by Shenzhen Eltrum Electronic Co., Ltd. under strict ISO 9001 quality management, these eight specialized power topologies feature continuous galvanic protection, wide dynamic input ranges, and full CE/RoHS compliance for direct deployment across Cyprus.
18–75V to 24V 5A Galvanic Isolated DC-DC Module
- Isolation Barrier1500V DC Galvanic
- Output Power120W Continuous
- EfficiencyUp to 93% Synchronous
Ultra-Wide 18–90V to 12V 10A Isolated Converter
- Dynamic Range18V to 90V Continuous
- Current Output12V DC @ 10A (120W)
- EnclosureDie-cast Aluminum IP67
Telecom-Spec 48V (36–75V) to 12V 10A Isolated Step-Down
- ApplicationTelecom, AGV, UPS
- Regulation±1.0% Load Line
- EMI StandardEN 55032 Class B
1500W Buck-Boost Converter with RS485 Digital Telemetry
- Voltage Range10–60V In → 12/24/48V Out
- Smart ControlRS485 Modbus Interface
- Peak Power1500W Heavy Duty
400W Multi-Stage DC-DC LiFePO4 Dual-Battery Charger
- Input Acceptance10–36V Alternator/Solar
- AlgorithmMicrocontroller CC/CV Profile
- Marine RatingSalt-Spray Resistant / IP67
Commercial Fleet 24V to 12V 100A (1200W) Buck Regulator
- Continuous Amps100A Pure Output
- Surge Handling125% Inrush Tolerance
- CertificationCE, E-Mark & RoHS Compliant
Industrial 18–75V to 5V 20A Isolated Micro-Supply
- Logic Supply5V Constant @ 20A
- ProtectionFull Galvanic Loop Isolation
- HousingVibration-Proof Silicon Potting
Technical Insight & Engineering Realities
Overcoming Mediterranean Environmental Challenges in Cyprus
The Republic of Cyprus presents a uniquely punishing environment for power electronics. From intense solar irradiance in the Mesaoria plain to high salinity across Limassol and Larnaca ports, standard non-isolated hardware routinely degrades from thermal de-rating, electrolytic corrosion, and common-mode earth ground loops.
Grid Modernization & Solar ESS
Cyprus boasts over 3,200 hours of sunshine annually. As decentralized commercial solar microgrids and off-grid residential installations expand in Nicosia and Paphos, wide-input isolated DC-DC converters are vital for:
- Bridging fluctuating 36V–90V raw PV bus strings directly to 12V/24V SCADA telemetry racks.
- Preventing destructive ground loop hum between independent high-capacity battery storage systems and mains inverters.
- Operating stably through summer ambient operational temperatures reaching up to +50°C without runaway thermal shutdowns.
Maritime Fleets & Port Logistics
Limassol Port and Ayia Napa Marina demand rugged marine electronics. Salt spray, seawater mist, and humidity accelerate electrolytic corrosion whenever non-isolated commons exist between boat engines and navigational rails:
- 1500V DC galvanic isolation breaks destructive galvanic corrosion paths between hull grounding and electronics.
- Potted polyurethane housings (IP67/IP68) prevent salt moisture penetration into power MOSFET arrays.
- Precision buck-boost stabilizers ensure sensitive radar, sonar, and AIS transponders receive ripple-free voltage during engine ignition.
Mining, Telecommunications & AGVs
From open copper quarries in Skouriotissa to cell towers in the Troodos Mountains, industrial systems in Cyprus operate across extreme altitudes, electrical noise, and heavy vibration:
- Isolated power supplies decouple transient switching surges produced by heavy inductive loads and hydraulic motors.
- 48V telecom rectifiers step cleanly down to 5V and 12V digital logic lines with EN 55032 Class B electromagnetic compliance.
- Integrated reverse polarity, output overvoltage, and cycle-by-cycle short circuit protections prevent catastrophic site downtime.
Strategic Transition 2025–2030
The Decisive Shift Toward Full Galvanic Isolation Across Cypriot Industry
For decades, local installers across Cyprus relied on lower-cost non-isolated buck converters to supply 12V marine electronics from 24V commercial trucks and off-grid battery arrays. However, modern lithium-ion and LiFePO4 batteries feature micro-controlled BMS architectures that switch high negative-rail currents via internal solid-state MOSFETs.
When non-isolated modules share a common negative earth ground with sensitive digital bus networks (such as NMEA 2000 in yachts or CAN-bus in logistics trucks), minor floating ground differentials inject destructive voltage spikes back into microprocessors. By introducing a physical toroidal transformer barrier between primary input and secondary output, Eltrum's isolated DC-DC series eliminates ground voltage floating entirely, guaranteeing zero mutual interference between high-power propulsion batteries and delicate control infrastructure.
500+
Standard Power Formats
130+
Global Export Markets
1500V
Galvanic Isolation Strength
ISO 9001
Quality Management & CE Certified
Enterprise Manufacturing Precision
Why Cyprus Contractors & Engineers Partner with Eltrum
Shenzhen Eltrum Electronic Co., Ltd. (operating since 2015) has earned global trust through transparent engineering, strict silicon component sourcing, and tailored OEM customization for distributors and system integrators across the Mediterranean basin.
Full Potting & Environmental Protection
Every industrial isolated module undergoes a high-density thermal silicone or epoxy potting process. This achieves complete sealing against salt-air ingress, airborne sand dust, and heavy automotive road vibrations.
OEM & Custom Profile Engineering
Need non-standard voltages for legacy telemetry? Our Shenzhen R&D team provides rapid turnkey turnarounds: from custom charging curves (14.6V, 29.2V, 43.8V, 58.4V) to dedicated RS485 communication protocols and buyer labeling.
100% Full-Load Burn-In Quality Control
We do not ship on statistical assumptions. 100% of finished DC-DC converters and LiFePO4 battery chargers undergo elevated temperature, full-load burn-in cycles to eliminate early component infant mortality prior to maritime export.
Agile MOQ & Consolidated Logistics
Our standard models start from an engineering validation MOQ of just 5 units. For volume projects across Cyprus, we offer seamless consolidated FOB Shenzhen or EXW air/ocean shipments with comprehensive export documentation.
Local Buyer Guidance
Frequently Asked Questions by Cyprus System Integrators
Real-world technical and procurement answers addressing import duties, CE compliance, thermal de-rating, and galvanic isolation standards for Cyprus projects.
Why is galvanic isolation strictly required over non-isolated converters in marine vessels operating in Cyprus?
In maritime vessels around Limassol, Larnaca, and Paphos, using non-isolated step-down converters creates a shared ground between alternator charging circuits and sensitive navigation electronics. Because seawater acts as a weak electrolytic conductor, minor stray DC currents flowing through a shared common chassis accelerate galvanic corrosion on underwater hull fittings, through-hull fittings, and propeller shafts. Eltrum's isolated DC-DC converters provide a transformer-isolated dielectric barrier that electrically breaks this continuity, isolating chassis noise and permanently protecting boat electronics and hull integrity.
How do high summer ambient temperatures (+45°C) in Cyprus impact DC-DC converter sizing?
All switch-mode power converters experience thermal de-rating as ambient temperatures rise above +40°C. For unventilated enclosures, vehicle engine compartments, or direct rooftop solar combiner boxes in Cyprus, our application engineers recommend sizing your maximum continuous load at 70% to 80% of the converter's nominal nameplate wattage. Eltrum's isolated series utilizes heavy extruded aluminum casings and vacuum silicon potting with high thermal conductivity (2.0 W/m-K) to channel internal junction heat directly outward, preventing premature thermal trip-outs.
Do Eltrum converters meet Republic of Cyprus and European Union import standards?
Yes. As Cyprus is an EU member state, all power conversion hardware entering Limassol port must comply with strict CE directives, specifically electromagnetic compatibility (EMC Directive 2014/30/EU, EN 55032 Class B) and low voltage safety standards. Additionally, our entire catalog complies fully with RoHS requirements, restricting harmful heavy metals. Complete declarations of conformity and test reports are provided directly to your customs clearance agent.
Can we commission OEM/ODM converters with custom output voltages (e.g., 13.8V, 28V, or 58.4V)?
Shenzhen Eltrum Electronic specializes in rapid custom OEM/ODM delivery. We frequently configure custom input boundaries (such as ultra-wide 18V–90V inputs), fixed regulated output voltages (including 13.8V for mobile communication radios, 28V for avionics/military hardware, and custom 43.8V/58.4V LiFePO4 charging profiles), specialized IP67 waterproof circular pin connectors, and buyer-specific silk-screen brand labeling.
What is the standard sample lead time and minimum order quantity (MOQ) for testing in Cyprus?
Standard isolated and buck-boost modules feature a low initial MOQ of just 5 units, enabling engineering teams in Nicosia, Limassol, and Larnaca to conduct rigorous lab and field validations. Benchmark sample orders typically ship via express DHL/FedEx within 3 to 7 working days, while bulk OEM production runs generally deliver within 15 to 25 days under FOB or EXW trade agreements.
Consult Our Power Supply Engineers for Your Cyprus Project
Whether you require standard 12V/24V/48V isolated DC-DC modules for solar telemetry or custom IP68 potted battery chargers for marine vessels, our technical engineering team provides immediate design-in advice, sample quotes, and factory-direct pricing.