12V to 24V / 48V High-Current Boost Converter (50A / 20A)
- Nominal Input: 12V DC (9–18V Range)
- Boost Output: 24V @ 50A / 48V @ 20A
- Efficiency: Up to 96.5% Synchronous
- Thermal Protection: Cast Aluminum Heat Sink
Verified Supply Models
High-Efficiency DC-DC Boost Converters for Region XI Operations
Selected high-amperage, wide-input step-up converters engineered to resolve low-voltage brownouts, drive 24V/48V industrial actuators from 12V banks, and charge traction battery systems across Davao City's agricultural and maritime infrastructures.
12V Step-Up to 48V Waterproof Boost Converter (12.5A–20A)
- Sealing Standard: Full Silicone Potting (IP68)
- Continuous Output: 48V DC (600W–960W)
- Peak Tolerance: 125% Inrush (Surge Rated)
- Salt-Spray Resistance: Anti-Corrosion Anodized
24V to 48V 10A/15A Step-Up DC-DC Boost Regulator
- Input Voltage: 24V DC (18–35V Range)
- Step-Up Rail: 48V Stable DC (720W Max)
- Fleet Standard: ISO 7637-2 Surge Compliant
- Application: Commercial Trucks & Buses
Smart 36V LiFePO4 Step-Up Charger DC 12V to 43.8V 13A
- Source Voltage: 12V Alternator / Lead Acid
- Charging Profile: CC/CV Boost 43.8V (36V LiFePO4)
- Current Output: 13A Controlled Charging
- Design Target: Modernized E-Trikes & RVs
1500W High-Power RS485 Controlled Boost/Buck-Boost Unit
- Dynamic Input: 10V to 60V Continuous
- Output Rails: 12V / 24V / 28V / 48V Field Set
- Telemetry: RS485 Modbus RTU Protocol
- Cooling Design: Integrated Forced Cooling
8–40V to 13.8V 25A/30A Wide-Input Step-Up / Stabilizer
- Low Input Hold: Operates down to 8.0V DC
- Radio Stabilized: 13.8V Ultra-Low Ripple
- Power Density: Up to 414W Continuous
- Protection: Over-Voltage / Short-Circuit
9–40V to 24V 6A/10A Industrial Aluminum Step-Up Regulator
- Input Compatibility: 12V / 24V Sagging Sources
- Regulated Output: 24V DC (144W–240W)
- Enclosure: Die-Cast Rugged Aluminum
- Efficiency Rating: 95% Nominal Conversion
9–40V to 28V 15A/20A High-Amperage Step-Up Converter
- Wide Sweep Input: 9V to 40V DC Dynamic
- Output Power: 28V DC @ 560W Maximum
- Shock & Vibe: MIL-STD-810G Equivalent Potted
- Deployment: Agro-Robotics & DC Irrigation
Engineering White Paper · Technical Report
Optimizing DC-DC Step-Up Topologies for Mindanao’s Equatorial Operating Conditions
In the rapidly expanding industrial and maritime corridors of Davao City—from the packaging automation hubs in Bunawan and Toril to commercial fishing vessels operating off the Davao Gulf—power electronic converters face hostile environments characterized by high ambient thermal loads (frequently exceeding 34°C with 85%+ relative humidity), airborne salinity, and severe inductive switching transients from shared DC battery networks.
For electrical project managers, OEM boat builders, and renewable energy EPC contractors throughout Southern Mindanao, deploying standard commercial step-up circuits invariably leads to thermal runaway, accelerated gate oxide breakdown, or electrolytic capacitor desiccation. A standard DC-DC boost converter must maintain continuous voltage elevation across dynamic battery discharge curves without sacrificing line regulation. Eltrum’s high-power boost converters integrate advanced power stage geometries, synchronous MOSFET rectification, and thermally conductive epoxy encapsulation engineered to thrive under equatorial operating stress.
Synchronous Rectification Efficiency
Replacing traditional fast-recovery Schottky freewheeling diodes with ultra-low $R_{\text{DS(on)}}$ N-channel power MOSFETs reduces conduction losses ($I^2 \cdot R$) across the rectification stage by up to 68%. This topology keeps total module conversion efficiency between 94% and 97%, eliminating the intense thermal concentration that plagues non-synchronous converters deployed inside sealed Davao field enclosures.
Hermetic Silicone Micro-Potting
Salt-laden maritime atmospheres across Davao City ports (Sasa Wharf, Panacan, and DICT Panabo) accelerate copper trace galvanic corrosion. Eltrum boost converters utilize automated vacuum potting using thermally conductive, UL94-V0 flame-retardant organosilicon compounds. This achieves true IP68 liquid ingress impermeability while providing high mechanical damping against vehicle and engine vibration.
Wide-Input Dynamic Range & Inrush Damping
Lead-acid and lithium batteries in off-grid solar and heavy equipment drop below 10V under cranking loads and surge past 15V during solar MPPT bulk absorption. Our wide-input step-up topologies (e.g., 9–40V and 10–60V inputs) maintain precise $\pm1\%$ DC regulation, protecting downstream PLCs, radios, and hydraulic valves from inductive load-dump spikes up to 100V.
Technical Topology Matrix: Step-Up Boost Architectures for Local Davao Integrators
Consult this parameter guide to select the precise switching topology matching your input power source, load current requirements, and mechanical housing constraints:
| Converter Series | Nominal Input (Range) | Boosted Output Rails | Peak Conversion Rate | Ingress / Enclosure | Recommended Davao Application |
|---|---|---|---|---|---|
| WG-12S2450 (Synchronous Boost) | 12V DC (9–18V) | 24V DC @ 50A (1200W) | 96.2% | IP68 Potted / Die-Cast | Commercial Vehicle 24V Tail-Lifts, Hydraulic DC Pumps |
| WG-12S4820 (High-Power Step-Up) | 12V DC (10–20V) | 48V DC @ 20A (960W) | 95.8% | IP68 Waterproof Aluminum | Modernized Jeepney Auxiliary 48V Air-Conditioning Blowers |
| WG-24S4815 (Dual-Rail Boost) | 24V DC (18–35V) | 48V DC @ 15A (720W) | 96.5% | IP68 Silicone Sealed | Davao Cold Chain Van Refrigeration Compressors |
| WG-1060BB-1500 (Programmable RS485) | 10–60V Universal | 12V, 24V, 28V, 48V (Up to 1500W) | 97.1% | IP65 Enclosure w/ Fan | Agro-Industrial SCADA, Calinan Cacao Processing Lines |
| WG-12C4313 (LiFePO4 Charger) | 12V Alternator (10–36V) | 43.8V CC/CV (13A Max) | 94.5% | IP68 Hermetic Sealed | Off-Grid Boat 36V Trolling Motor Lithium Bank Charging |
Regional Deployment
Mission-Critical Application Scenarios in Davao City & Southern Mindanao
From downtown Davao's modernized transit corridors to the extensive agricultural plantations of Davao del Norte and Davao del Sur, step-up conversion bridges critical voltage gaps.
Agro-Industrial Processing
Banana packing plants and cacao dry-mills in Calinan, Toril, and Bunawan rely on automated sorting optical sensors, pneumatic valves, and PLCs requiring stable 24V or 48V power. Our boost converters step up fluctuating 12V backup battery arrays, preventing production shutdowns during common regional power line brownouts.
Toril, Bunawan & Panabo Agri-Hubs
Davao Gulf Marine & Bancas
Motorized outrigger bancas, commercial tuna fishing boats, and inter-island passenger crafts operating between Sta. Ana Wharf and Samal Island utilize 12V starting alternators. Eltrum IP68 sealed 12V-to-24V and 12V-to-48V boost regulators power marine radar systems, high-intensity night-fishing LED arrays, and navigation electronics.
Davao Gulf, Sasa Port & Samal Route
Fleet Modernization (PUV)
Under Davao City's transport modernization initiatives, local fleets of electric tricycles (e-trikes) and modernized jeepneys require voltage elevation. Our step-up DC-DC battery chargers step up 12V chassis power to charge 36V and 48V auxiliary lithium batteries, powering air conditioning fans, automated ticketing validators, and dash cams.
Metropolitan Davao PUV Routes
Off-Grid Solar & Pumping
Highland communities and remote agricultural farms in Marilog and Paquibato often lack grid ties. Remote solar installations utilize wide-input boost regulators to elevate low, intermittent solar module voltages up to 28V or 48V for continuous operation of submersible water pumps, drip irrigation controllers, and off-grid telecom repeater radios.
Marilog District & Mt. Apo Uplands
Industry Outlook 2025–2030
Mindanao’s Transition Toward High-Voltage DC Infrastructure
How shifting local standards, clean energy initiatives, and port electrification are redefining DC-DC step-up requirements across Davao City.
1. Migration from 12V Legacy Systems to 48V Commercial DC Micro-Buses
Driven by the necessity to reduce copper wiring weight and minimize $I^2 R$ transmission line heat in commercial vans and cold storage transports, Davao fleet operators are adopting 48V architectures. However, auxiliary components (starting alternators, starter batteries, and basic signaling) remain strictly 12V. High-reliability 12V-to-48V boost converters ranging between 500W and 1500W have emerged as the critical architectural bridge, enabling high-voltage refrigeration pumps and inverters to run seamlessly off standard chassis power.
2. Stringent Environmental Sealing Demands for Davao Port & Agro Facilities
Field data from Davao del Sur industrial zones indicates that unsealed, perforated sheet-metal power supplies experience an average mean time between failures (MTBF) of less than 11 months due to insect ingress, extreme humidity, and chemical spray fallout from agricultural processing. As a direct response, Davao procurement engineers now specify IP67 or IP68 aluminum-encapsulated boost converters with potted solid electronics, completely eliminating the ingress vectors responsible for premature line failures.
3. Adoption of Smart Communication (RS485/CAN) in Distributed Energy
Large-scale solar irrigation projects funded by the Department of Agriculture across Region XI are integrating telemetry units to monitor pump status and water consumption. Static boost converters are being rapidly superseded by models featuring RS485 communication protocols (such as Eltrum's WG-1060BB series). This allows central PLC controllers to remotely adjust output voltage rails, monitor real-time current draw, and trigger thermal shutdown alerts before catastrophic field failures occur.
4. LiFePO4 Chemistry Modernization across Fishing & Eco-Tourism Vessels
Operators along the Davao-to-Samal ferry corridor and commercial tuna long-liners are actively swapping heavy deep-cycle lead-acid banks for lightweight Lithium Iron Phosphate (LiFePO4) storage. Standard lead-acid alternator outputs cannot charge lithium banks properly without severe overheating or BMS disconnection. Eltrum's specialized step-up DC-DC battery chargers (providing dedicated CC/CV boost profiles up to 43.8V and 58.4V) provide safe, multi-stage charge curves directly from running boat engines.
Manufacturer Credentials
Shenzhen Eltrum Electronic Co., Ltd. – Your Direct Engineering Partner
Since 2015, Shenzhen Eltrum Electronic Co., Ltd. has specialized in research, design, and precision manufacturing of high-efficiency DC-DC step-down (buck), step-up (boost), buck-boost, and isolated industrial power converters. Spanning over 3,000 m² of modern production facilities in Shenzhen's high-tech manufacturing corridor, we supply verified power hardware to OEM integrators and distributors across more than 130 countries worldwide.
- Automated SMT & Precision Magnetic Winding: High-frequency planar inductors and high-temperature low-ESR solid-state capacitors guarantee minimum ripple and maximum electrical longevity under heavy vibration.
- 100% Full-Load 4-Hour Burn-In Stress Testing: Every individual boost converter unit undergoes automated high-temperature aging before packing, driving out early-life component infant mortality.
- Comprehensive Customization (OEM/ODM): Direct engineering customization for exact input windows, non-standard boosted voltages (e.g., 15V, 19V, 28V, 36V, 56V), custom wiring harnesses, and buyer-label branding.
- Rapid International Logistics to Davao: Direct consolidation and export support to Davao City via Sasa Port sea freight or expedited air courier straight to Francisco Bangoy International Airport (DVO).
ISO 9001:2015 Verified
CE Certified
RoHS Compliant
IP68 Immersion Rated
MOQ 5 Units for Testing
Standard Factory Specifications
- Input Voltage Sweep: 5V to 90V DC Models
- Output Power Range: 24W up to 1500W+ Units
- Operating Temperature: -40°C to +85°C (Derated)
- Ingress Protection: IP65 / IP68 Options
- Potting Material: Thermal Epoxy / Organosilicon
- Payment Terms: T/T, PayPal, Escrow (USD/CNY)
Engineer & Buyer Support
Frequently Asked Questions for Davao City Importers & Contractors
Clear, direct answers regarding customs clearance, shipping lead times, thermal derating calculations, and electrical integration for Davao projects.
What is the minimum order quantity (MOQ) for shipping to Davao City?
Our standard MOQ for catalog DC-DC step-up boost converters starts at only 5 units. This enables electrical engineers, maintenance supervisors, and OEM developers in Davao to perform bench testing, thermal validation, and prototype field integration before committing to volume production orders. Selected high-power industrial units (such as our 1500W RS485 buck-boost models) can be ordered starting from 1–2 evaluation units.
How do you deliver goods directly to Davao City, Mindanao?
We provide multiple seamless logistics channels directly from our Shenzhen factory to Davao City:
- Air Express (DHL, FedEx, UPS): 3 to 6 business days door-to-door directly to Davao addresses via Francisco Bangoy International Airport (DVO). Ideal for urgent repair projects and prototype validation.
- Consolidated Air Cargo: 7 to 10 days delivery with local customs handling.
- Direct Ocean Freight (LCL / FCL): 14 to 22 days shipping from Shenzhen/Guangzhou ports to Davao International Container Terminal (DICT) in Panabo or Sasa Wharf in Davao City, offering the lowest landed cost for containerized volume shipments.
How should we calculate thermal derating for converters deployed in unventilated enclosures in Davao?
Davao City consistently registers ambient outdoor temperatures between 30°C and 34°C. When a step-up converter is mounted inside an unconditioned metal or plastic junction box, internal temperatures can easily reach 55°C to 65°C under direct solar radiation. As a rule of thumb, our application engineering team recommends derating the continuous continuous load capacity by 20% to 30% below the converter’s nominal nameplate rating unless forced air cooling or an external aluminum chassis heatsink interface is provided.
Can an Eltrum 12V-to-48V boost converter be used to run a 48V motor or compressor directly?
Yes, provided you account for inductive motor start-up inrush current. DC electric motors, cooling fans, and refrigeration compressors typically exhibit an inrush current spike equal to 3× to 5× their continuous running amperage during the first 100–300 milliseconds of startup. When sizing your converter, ensure the boost converter’s peak surge capacity exceeds this starting threshold, or incorporate an inrush current limiter (soft-start circuit) to prevent triggering the converter's instantaneous over-current latch protection.
What is the difference between a standard boost converter and a step-up DC-DC battery charger?
A standard boost converter operates as a pure constant-voltage (CV) power supply. If connected directly to a deeply discharged battery, it will attempt to deliver maximum unregulated current, inevitably tripping its internal over-current protection or overheating the cells. In contrast, our DC-DC Step-Up Battery Chargers feature specialized multi-stage Constant Current / Constant Voltage (CC/CV) control microcode, regulating charge current safely up to the programmed absorption cutoff point (e.g., 14.6V, 29.2V, 43.8V, or 58.4V for LiFePO4 packs) without overloading the primary alternator.
What payment terms and documentation are provided for Philippine customs clearance (BOC)?
We accept wire transfer (T/T), PayPal, and secure Escrow payments in either USD or CNY. We routinely furnish complete export documentation compliant with Philippine Bureau of Customs (BOC) import mandates, including Commercial Invoices with correct HS Code classifications (typically 8504.40.90 for static converters), detailed Packing Lists, Certificates of Origin, and CE / RoHS conformity declarations to expedite tariff clearance at Davao customs checkpoints.
Power Your Next Davao Project with Engineering-Grade Boost Hardware
Submit your electrical specifications—nominal input sweep, target output voltage, continuous amperage, and environment constraints. Our Shenzhen power electronics engineers will calculate your thermal budget and deliver a tailored technical quotation within 24 hours.