Smart 36V Lithium Battery Charger DC 12V to 43.8V 13A
- Input: DC 12V (Alternator/Batt)
- Output: DC 43.8V @ 13A
- Protection: IP65 Waterproof
Catalog & Solutions
Precision Converters & Industrial Chargers
Explore our core series optimized for cross-border logistics, port automation, e-mobility, and manufacturing clusters across Southern Malaysia.
24V to 12V 85A/100A Heavy Duty Buck Converter
- Input Range: 18–35V DC
- Output: 12V DC (Up to 100A)
- Target: Fleet Haulage & Port AGVs
1500W Dynamic Buck-Boost Converter (10–60V Input)
- Input: 10–60V Ultra-Wide
- Output: 12V / 24V / 28V / 48V
- Interface: Digital RS485 Bus
18–90V to 12V 10A Galvanic Isolated Converter
- Input: 18–90V Wide Window
- Output: 12V DC Regulated
- Isolation: 1500V DC Break
400W DC-DC Dual Battery LiFePO4 Charger
- Input: 10–36V DC Alternator
- Output Profile: 14.6V / 29.2V / 43.8V
- Design: IP67 Sealed Housing
48V to 24V 40A 1000W High Efficiency Step-Down
- Input: 36–60V DC Nominal
- Output: 24V @ 40A Continuous
- Efficiency: ≥ 96% Conversion
12V to 48V Waterproof Boost Converter (Up to 20A)
- Input: 9–20V Low-Rail DC
- Output: 48V High Voltage Bus
- Cooling: Extruded Aluminum Fins
8–40V to 13.8V 30A Wide Buck-Boost Stabilizer
- Input Range: 8–40V Variable
- Output: 13.8V Precision Clean
- Application: Marine Comms & Solar
Regional Integration
Engineering Power Infrastructure for the Johor-Singapore Economic Corridor
As Johor Bahru accelerates its presence across semiconductors, automated maritime logistics, hyper-scale cloud computing hubs, and modern smart warehousing, baseline electrical robustness dictates operational continuity.
Grid Fluctuations & Tropical Derating
Southern Peninsular Malaysia experiences sustained relative humidity exceeding 85% and ambient temperatures consistently touching 35°C within non-climate-controlled logistics bays and external switchrooms. Standard commercial power regulators experience severe thermal derating under these stresses. Our epoxy-potted, IP65-IP68 rated modules eliminate condensation tracking while high-conductivity aluminum alloys maximize passive radiative cooling without fragile internal fans.
Port of Tanjung Pelepas & Pasir Gudang Freight
Heavy container haulage along the Senai-Desaru corridor and autonomous ground vehicles operating within container terminal yards present brutal voltage swings. Diesel-engine cranking pulls primary bus voltages below 9V, while dynamic regenerative braking on reach-stackers can spike past 38V. Our ultra-wide 8–40V and 10–60V buck-boost topologies guarantee an uncompromised 12V or 24V rail to keep telematics, onboard weighers, and PLC controllers operational without resetting.
Sedenak Tech Park Data Infrastructure
The explosive expansion of mega-datacenters across Kulai and Sedenak requires hyper-dependable auxiliary DC bus networks. Battery energy storage systems (BESS) transitioning between grid-tied peak shaving and off-grid emergency states create differential potential across instrumentation lines. Our galvanic-isolated converters (up to 1500V breakdown potential) break ground loops, eliminating common-mode noise and protecting multi-million-dollar telemetry switches.
500+
Standard Active Models
130+
Countries Deployed
ISO 9001
Factory Direct Quality
5 Units
Flexible Evaluation MOQ
Direct Factory Capability
Precision Manufacturing Tailored for Turnkey B2B Procurement
Established in 2015, Shenzhen Eltrum Electronic Co., Ltd. operates state-of-the-art automated SMT lines, custom winding equipment for high-frequency planar transformers, and computerized aging test racks. Rather than acting as a domestic trading intermediary, our engineering team manages the complete hardware lifecycle—from schematic modeling and PCB layout optimization to full potting and destructive load validation.
For industrial integrators and procurement teams in Johor Bahru, this direct factory access translates into tailored customization: specific low-voltage cut-offs, dual-battery CC/CV algorithms, custom harness pigtails (Anderson, Deutsch, Molex), and digital RS485 communication protocols. Our factory handles full OEM buyer-label branding, customized laser-etched nameplates, and express air/sea freight routing into Senai International Airport and Port of Tanjung Pelepas.
Technical Whitepaper Insights
Topological Selection Framework for Project Engineers
Selecting the optimal power topology prevents excessive thermal buildup, catastrophic ground faults, and unwanted electromagnetic interference in complex installations.
Synchronous Buck (Step-Down)
Primary Function: Steps high DC voltages down to stable lower auxiliary rails with peak efficiency exceeding 96%.
Formula Rule: Vin,min > Vout + Headroom
Typical Scenario: Tapping 48V telecom rectifiers or 72V electric forklift battery packs to power 12V cameras, sensors, and GPS dispatch hardware.
Inductive Boost (Step-Up)
Primary Function: Converts lower system voltages into elevated supply rails without changing the common ground.
Formula Rule: Vin,max < Vout
Typical Scenario: Utilizing standard 12V automotive battery banks to run 24V or 48V high-torque electric actuators, hydraulic pumps, or long-distance commercial LED arrays.
Four-Switch Buck-Boost
Primary Function: Dynamically regulates a fixed output regardless of whether the source battery voltage swings higher or lower.
Formula Rule: Vin Dynamic Crossing Window
Typical Scenario: 12V LiFePO4 batteries whose chemistry ranges from 14.6V during active alternator bulk-charging down to 10.5V under severe operational cold-cranking.
Galvanic Isolation
Primary Function: Isolates primary and secondary circuits via high-frequency magnetic coupling to eliminate common ground connection.
Formula Rule: Riso > 100MΩ @ 1500V DC
Typical Scenario: Eliminating disruptive industrial ground loops between shore power systems and onboard marine navigational electronics along the Straits of Johor.
Market Evolution
Emerging Trends Reshaping South Malaysia’s DC Power Market
Strategic economic initiatives between Putrajaya and Singapore are fundamentally transitioning industrial equipment electrification requirements.
Electrification of Heavy Fleet & Cross-Border Logistics
The push for decarbonization under the Johor-Singapore Special Economic Zone (JS-SEZ) is accelerating the adoption of electric light-commercial vehicles (e-LCVs) and electric yard tractors. Commercial operators require ultra-reliable DC-DC step-down converters (72V/96V to 12V/24V) to reliably drive safety lighting, refrigeration control circuitry, and fleet telemetry modules without draining primary traction packs.
Grid-Tied Commercial Solar & Industrial BESS Deployment
Factories across Pasir Gudang, Tebrau, and Senai are installing rooftop solar arrays combined with industrial energy storage. These multi-megawatt systems rely on broad-input converters to stabilize fluctuating PV voltages and deliver clean DC supplies to programmable logic controllers (PLCs), environmental sensors, and remote monitoring networks.
Digital Smart Ports & Autonomous Logistics
Terminal modernization at Johor Port and Tanjung Pelepas requires continuous power conditioning for unmanned automated guided vehicles (AGVs) and quay cranes. Clean DC-DC conversion isolates mission-critical LiDAR, automated guidance computing hardware, and wireless comms from high-voltage transient inductive spikes created by crane motor starts.
Frequently Asked Questions
Johor Bahru Procurement & Technical Engineering FAQ
Direct technical answers addressing customs, regulatory standards, thermal engineering, and logistics considerations for Malaysian buyers.
How fast can orders be dispatched and cleared into Johor Bahru or Iskandar Puteri?
Because our core manufacturing headquarters is located in Shenzhen, shipments can be routed seamlessly via Shenzhen Bao'an or Hong Kong International Airport directly into Senai International Airport (JHB) or via bonded trucking from Singapore Changi (SIN). Express air courier sample delivery typically arrives within 3 to 5 business days. Full consolidated container load (FCL/LCL) sea shipments take approximately 7 to 10 days port-to-port from Shenzhen Port directly to Johor Port (Pasir Gudang) or Port of Tanjung Pelepas (PTP), accompanied by complete Form E / Certificate of Origin paperwork for preferential customs clearance.
Are your wide input converters rated for high tropical humidity and coastal salt-mist environments?
Yes. Our standard outdoor, mobile, and marine product lines feature complete vacuum-pressure potting utilizing high-grade thermal conductive epoxy resin, achieving certified IP65, IP67, and optional IP68 ingress protection. This construction entirely seals all micro-components, semiconductor solder joints, and magnetic cores from moisture ingress, atmospheric sulfur corrosion in heavy industrial zones like Pasir Gudang, and maritime saline degradation common along the Johor Straits.
What certifications do your power supplies carry for Malaysian factory and OEM compliance?
All Eltrum power conversion hardware is engineered and manufactured under our ISO 9001 certified quality management system. Our catalog products carry comprehensive CE (EN 61000 EMC directives, EN 62368 safety standards) and full RoHS environmental compliance certifications. When your project documentation demands specific SIRIM compliance or third-party electrical safety verification, we supply factory test reports, schematic data, and component level certifications upon request.
Can you configure a custom charging curve for local LiFePO4 / LTO battery installations?
Absolutely. Our R&D team frequently provisions custom multi-stage CC/CV charging curves, float levels, and cut-off thresholds tailored for lithium iron phosphate (LiFePO4), lithium titanate (LTO), ternary lithium (NMC), or specialized lead-acid chemistries. For advanced setups, units like our WG-12C800M series integrate digital RS485 communication interfaces, allowing external battery management systems (BMS) to dynamically command voltage and current limit settings in real time.
What is the minimum order quantity (MOQ) for engineering samples versus volume production?
To empower local engineering firms, system integrators, and prototype builders in Johor Bahru, standard evaluation models carry a low sample MOQ of just 5 units. For customized OEM parameters (such as non-standard output voltages, tailored cable assemblies, or custom laser-marked metal enclosures), custom production batches generally begin at 50 to 100 units following preliminary sample qualification.
What delivery terms and commercial payment mechanisms are accepted?
We provide standard international trade terms including FOB (Shenzhen/Hong Kong), CIF (Pasir Gudang / PTP), or EXW factory pricing. Flexible payment structures include Telegraphic Transfer (T/T), verified PayPal for rapid prototyping samples, and commercial Escrow services in USD, EUR, or CNY.
Project Collaboration
Consult with an Application Power Specialist
Whether you need to step down a 72V traction pack on an autonomous logistics platform, stabilize a fluctuating solar-battery rail, or procure custom-housed isolated converters for an upcoming industrial automation install in Johor Bahru, our engineering team is ready to assist.