Smart 36V Lithium Battery Charger DC 12V to 43.8V 13A
- Input Voltage: 12V DC (Alternator/Starter)
- Output: 43.8V CC/CV 13A
- Enclosure: IP67 Fully Waterproof
- Application: EV Carts, Fleet Logistics
Engineered For High Reliability
Export-Grade Industrial Power Modules & Charging Solutions
Direct from Shenzhen Eltrum Electronic Co., Ltd. Tested against severe input surges, high ambient humidity, and continuous full-load operating conditions across Guatemala City, Escuintla, Puerto Quetzal, and Quetzaltenango.
600W IP65 Waterproof AC-DC LiFePO4 Fleet Charger
- Input Voltage: 90–265V AC Universal
- Output Rails: 14.6V / 29.2V / 58.4V
- Thermal Mgmt: Integrated Aluminum Fin
- Certification: CE, RoHS Compliance
1500W Buck-Boost Converter 10-60V Wide Stabilizer
- Input Range: 10–60V DC Dynamic
- Regulated Out: 12V / 24V / 28V / 48V
- Protocol: RS485 Modbus Protocol
- Peak Efficiency: >96% Synchronous
Isolated DC-DC Step-Down Module 18–75V to 24V 5A
- Isolation Rating: 1500V DC Galvanic
- Input Options: 18–36V / 36–75V
- Output: 24V DC @ 120W
- Target: Telecom base & SCADA
24V to 12V 100A Heavy-Duty Commercial Buck Regulator
- Nominal Input: 24V DC (18–35V Operational)
- Continuous Amps: 100A (1200W Output)
- Protection: OVP, OCP, OTP, Reverse
- Use Case: Heavy Transit & Sugar Mills
72V/60V/48V to 24V 20A Wide-Input DC-DC Step-Down
- Wide Input: 30–90V DC Traction Range
- Output: 24V DC regulated @ 20A
- Potting: Thermal Silica Gel Vacuum Potted
- Standard: Vibration Resistance MIL-STD
12V to 48V High-Current Boost Converter 20A (960W)
- Input Voltage: 9–20V DC Battery Bank
- Output Rail: 48V DC Stable Bus
- Surge Rating: 120% Peak Inrush Margin
- Use Case: Solar Pumping & Marine Power
400W Multi-Stage DC-DC LiFePO4 Battery-to-Battery Charger
- Charging Stages: Bulk, Absorption, Float
- Input Dynamic: 10–36V DC Smart Alternator
- Compatibility: LiFePO4, AGM, Gel, Lead
- Enclosure: IP68 Marine-Proof Die-Cast
Mission-Critical Deployment
Strategic Power Supply Integration in Guatemala's Industrial Sectors
Operating industrial electronics and power distribution nodes in the Republic of Guatemala presents electrical challenges unmatched by standard North American or European environments. Guatemala’s power infrastructure, overseen by the Comisión Nacional de Energía Eléctrica (CNEE) and distributed across rural departments via DEORSA and DEOCSA, experiences severe voltage swings, frequent rolling blackouts, transient thunder spikes, and harmonics resulting from long rural transmission corridors. For industrial designers, agricultural managers, and municipal contractors in Guatemala, power conversion failure translates directly to downtime.
Shenzhen Eltrum Electronic Co., Ltd. supplies high-spec DC-DC converters, isolated regulators, and smart LiFePO4 charging systems engineered with ultra-wide input windows and hermetic thermal dissipation to withstand the demanding conditions across the Petén basin, the high-altitude volcanic belt of the Western Highlands, and the high-humidity coastal zones of Escuintla and Izabal.
Agro-Industrial Sugar & Coffee Mills
Guatemala’s Ingenios (sugar mills) in Escuintla and Santa Lucía Cotzumalguapa operate heavy sugar cane crushers and biomass cogeneration turbines generating extreme EMI and inductive ground noise. Eltrum’s 1500V galvanic isolated DC-DC converters decouple sensitive SCADA sensors and programmable logic controllers (PLCs) from high-voltage DC motor buses, eliminating ground loops and operational lockups.
Rural Telecom Base Stations & Microwave Repeaters
Telecommunications operators including Tigo (Millicom) and Claro deploy microwave repeater stations on high ridges such as Sierra de las Minas and Los Cuchumatanes. These stations run on fluctuating 48V battery banks recharged by remote micro-hydro or off-grid solar arrays. Our wide-input 36–75V to 12V/24V buck modules supply steady voltage rails for wireless transceivers without derating up to 4,000 meters altitude.
Maritime Fleet Logistics in Puerto Quetzal & Santo Tomás
Pacific and Atlantic port container handling equipment, inter-departmental transport trucks, and marine utility boats operating in brackish mangrove environments face continuous salt-fog corrosion. Eltrum's IP68 vacuum-potted aluminum alloy buck-boost converters and multi-stage 400W–1000W LiFePO4 battery-to-battery chargers protect auxiliary electrical suites from marine galvanic corrosion and salt deposit shorts.
Industry Market Intelligence
Guatemala Energy Transition: Market Drivers for Advanced Power Modules
The Guatemalan energy landscape is undergoing rapid modernization driven by the National Energy Plan (Plan de Expansión del Sistema de Transporte - PET) and private investment in distributed solar generation. As businesses across Guatemala City’s industrial parks (such as Zona Pradera and Carretera a El Salvador) offset volatile grid tariffs by adopting lithium iron phosphate (LiFePO4) solar storage and commercial electric delivery vehicles, conventional non-regulated power supplies have become inadequate.
Grid Decentralization & Distributed PV Boom
With solar irradiance averaging 4.5 to 6.5 kWh/m²/day across the dry corridor of Zacapa, Chiquimula, and El Progreso, rural off-grid solar installations are replacing diesel generation. Variable solar output causes battery terminal voltages to swing between 10.5V (deep discharge) and 14.8V (bulk charging). Standard buck converters shut down under low voltage; our buck-boost topologies ensure stable 12.0V or 24.0V outputs across the entire voltage swing.
68%
Renewable Share in National Grid
4.5-6.5
kWh/m² Daily Solar Irradiance
Electrification of Urban Commercial Fleets
Guatemala’s transport sector is actively testing light commercial electric trikes, electric delivery vans, and converted golf-cart shuttles for private communities in Cayalá and industrial parks. These systems operate with 48V, 60V, or 72V traction battery banks. Step-down conversion to standard 12V vehicle lighting, CAN-bus microcontrollers, and GPS telematics requires high-voltage buck converters capable of handling back-EMF spikes during regenerative braking.
90V
Max DC Input Capability
IP67/68
Enclosure Protection Rating
Shenzhen Eltrum Electronic Co., Ltd. addresses this transition by integrating synchronous rectification technology, reducing operational thermal loss by up to 45% compared to legacy linear or diode-based supplies. In tropical environments where ambient factory temperatures frequently exceed 38°C (100°F), high electrical efficiency is essential to eliminate thermal throttling and prevent system shutdowns.
Procurement Engineering Reference
Technical Topology Selection Matrix for B2B Importers in Guatemala
Selecting the optimal power supply module topology requires evaluating voltage variances, shared grounds, and surge susceptibility. Our engineering team provides direct technical consultation for system integrators across Latin America to ensure zero-defect rollouts.
| Topology Family | Input Range (VDC) | Output Capability | Conversion Efficiency | Primary Application in Guatemala | Key Safety Factor |
|---|---|---|---|---|---|
| Synchronous Buck (Step-Down) | 18–35V / 30–90V | 5V, 12V, 24V (up to 100A) | 94% – 97% | Transit buses, 24V heavy machinery, agricultural combines | Overvoltage Protection (OVP) |
| Synchronous Boost (Step-Up) | 9–16V / 18–30V | 24V, 36V, 48V (up to 50A) | 92% – 96% | 12V battery stepping up to 48V solar water pumping, LED arrays | Current-Mode Stability |
| Wide Buck-Boost (Stabilizer) | 8–40V / 10–60V | 12V, 13.8V, 24V, 48V | 93% – 96% | Off-grid battery banks during high discharge / charging fluctuations | Automatic Step-Up/Down |
| Galvanically Isolated Module | 18–36V / 36–75V / 18–90V | 5V, 12V, 24V (Isolated) | 89% – 93% | Telecommunications, SCADA telemetry, medical power units | 1500V Ground Separation |
| Smart LiFePO4 DC-DC Charger | 10–36V / 18–90V | 14.6V, 29.2V, 43.8V, 58.4V | 91% – 95% | Dual-battery RVs, off-grid cabins, electric utility service carts | CC/CV Algorithm + BMS Safety |
Original Manufacturer Advantage
Shenzhen Eltrum Electronic Co., Ltd.: Manufacturing Reliability
Established in 2015, Shenzhen Eltrum Electronic Co., Ltd. operates a 3,000 m² cleanroom manufacturing facility in the Anle Industrial Zone, Shenzhen, China. Our facilities feature automated SMT surface-mount lines, high-frequency transformer winding bays, vacuum pressure potting chambers, and automated burn-in testing racks capable of full-load continuous thermal stress qualification.
Unlike trading intermediaries, Eltrum controls the engineering design, component sourcing, magnetic calculations, and firmware architecture of our power converters and chargers. We offer B2B importers, electrical distributors, and industrial OEMs in Guatemala transparent supply chains, consistent batch quality, and direct engineering access.
- Onsite Verified ISO 9001:2015 Quality System: Rigorous 4-stage inspection: incoming material IQC, in-process IPQC, 100% full-load aging test, and pre-shipment OQC.
- Extensive Regulatory Compliance: Certified to CE (LVD & EMC directives) and RoHS environmental standards; meeting international safety and EMI requirements.
- Flexible OEM/ODM Customization: Custom input/output configurations, specialized charging curves for unique battery chemistries, custom IP68 housings, and integrated RS485 / CAN communication protocols.
- Low MOQ Sampling from 5 Units: Enables local engineering teams in Central America to evaluate physical samples under site conditions prior to volume container commitments.
B2B Procurement Knowledge Base
Frequently Asked Questions by Importers in Guatemala
Everything you need to know about purchasing, international logistics, customs documentation, and technical compliance when importing Eltrum power solutions into Guatemala.
How are shipments managed from Shenzhen to Guatemala, and what are typical transit lead times?
We regularly coordinate shipments to Guatemala using both air and ocean logistics. For sample orders, engineering evaluations, and low-volume deliveries (5 to 100 units), we ship via air express (DHL, FedEx, UPS) directly to La Aurora International Airport (GUA) in Guatemala City, with door-to-door transit times typically ranging from 5 to 8 business days. For volume container shipments, ocean cargo departs from Shenzhen/Yantian ports to Puerto Quetzal on the Pacific coast or Puerto Santo Tomás de Castilla on the Atlantic, with ocean transit times generally between 26 and 35 days. We provide comprehensive export documentation including Commercial Invoices, Packing Lists, Certificates of Origin, and Air Waybills/Bills of Lading.
Are Eltrum DC-DC converters protected against high ambient temperatures and tropical humidity in Guatemala?
Yes. Our converters and battery chargers are specifically engineered for harsh tropical environments. Most of our non-isolated, buck-boost, and charger modules are vacuum potted with industrial-grade thermally conductive epoxy resin or silicone elastomer inside cast aluminum finned enclosures. This delivers IP67 or IP68 water, dust, and moisture protection while allowing the unit to withstand 100% relative humidity, salt mist, and operating temperatures from -40°C to +85°C. For enclosed panels with high heat loads, we recommend a 20% safety derating buffer.
Can Eltrum battery chargers be customized for non-standard lithium battery chemistries used in regional projects?
Yes, our direct R&D engineering team offers OEM/ODM firmware adjustments. While our standard series are factory-calibrated for standard 4S, 8S, 12S, 16S, and 24S LiFePO4 packs (such as 14.6V, 29.2V, 43.8V, and 58.4V CV cutoff thresholds), we regularly program bespoke multi-stage charging algorithms (Bulk, Absorption, Float) for Ternary Lithium (NMC), Lithium Titanate (LTO), and lead-acid/AGM banks. We also support programmable RS485 Modbus or CAN-bus interfaces for custom BMS communication.
What documentation is provided to clear Guatemalan Customs (SAT - Superintendencia de Administración Tributaria)?
We provide full documentation for smooth clearance through SAT customs agents. This includes accurate Harmonized System (HS) code classification (typically 8504.40 for static converters and chargers), commercial invoices detailing product values, detailed packing lists, CE Declaration of Conformity certificates, and ISO 9001 compliance documentation. Our logistics team works closely with your assigned customs broker (Agente Aduanero) in Guatemala to ensure all technical paperwork meets regional standards.
What payment terms, trade terms (Incoterms), and currencies are supported for Guatemalan buyers?
We operate primarily under FOB Shenzhen, FCA Shenzhen, or EXW terms, and can also arrange CIF Puerto Quetzal or CIP Guatemala City upon request. Payment methods include international Telegraphic Transfer (T/T wire), PayPal for rapid sampling, and Escrow / Trade Assurance services. Standard payment currencies are US Dollars (USD) and Chinese Yuan (CNY). For production orders, our typical terms are a 30% deposit upon order confirmation and the remaining 70% balance prior to factory dispatch.
When should an engineer in Guatemala specify an isolated DC-DC converter over a non-isolated buck regulator?
Galvanically isolated converters should be specified whenever the primary input circuit and secondary output circuit must not share a common ground reference. In Guatemala, this is critical in industrial automation plants with large inductive machinery (such as sugar cane processing or textile spinning) that inject high electrical noise into the ground, in telecom microwave repeater installations where positive ground is standard, and in traction systems (electric forklifts, industrial tuggers) where high-voltage battery transients can destroy downstream 12V or 24V sensors and logic boards. Non-isolated buck converters are suitable when input and output share a stable ground, offering lower cost, compact size, and higher electrical conversion efficiency.
Ready to Upgrade Your Power Conversion Systems in Guatemala?
Speak directly with our senior power electronics application engineers. Request tailored datasheets, evaluation samples, OEM pricing schedules, and custom topology reviews for your upcoming projects.