Engineered for extreme reliability, waterproof durability, and high discharge efficiency in demanding urban micro-mobility applications across the Greater Seoul Metropolitan Area.
Compact 28.5×28.5×102.5mm casing with USB Type-C fast charging, multi-stage brightness control, and low-temperature cell optimization for Seoul winter cycling.
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Precision-engineered 30×30×116mm aluminum alloy body built for severe road vibration resistance along the Han River cycle network and Seoul commuter routes.
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Direct e-bike battery integration with H4/BA20D sockets, providing enhanced fog penetration and beam distance for high-speed night commuting.
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Equipped with internal high-drain 18650 Li-ion cells, offering stable lumen output during extended night delivery operations in Seoul's urban core.
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Designed for broad OEM compatibility across Hitway BK5 and custom Seoul e-bike platforms. Draws power seamlessly from main 36V/48V lithium battery packs.
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Heavy-duty IP68 sealed optic enclosure designed for high-voltage delivery e-bikes and cargo bikes navigating wet Seoul monsoon seasons.
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Dual 21700 cell compatible internal architecture providing intense illumination for Bukaksan trail rides and unlit suburban Seoul cycling routes.
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Industrial grade thermal management system coupled with direct high-current draw capability from primary 36V/48V/60V lithium-ion battery modules.
Inquire NowAs the Seoul Metropolitan Government accelerates its transition toward green micro-mobility through expanded bicycle infrastructure and supportive e-bike subsidies, the demand for high-reliability, long-lifecycle, and safety-certified custom OEM rechargeable lithium-ion bike batteries has reached unprecedented levels. Operating an electric bike or micro-mobility fleet in Seoul presents a unique set of environmental and mechanical challenges: from navigating steep gradient ascents in hilly districts like Namsan and Gangnam, to surviving severe sub-zero winter temperatures where standard lithium chemistry suffers severe voltage drop and capacity fade.
Our enterprise specializes in white-label contract manufacturing and custom export engineering of premium-grade lithium-ion power packs. By utilizing Tier-1 cylindrical cells (such as LG Energy Solution, Samsung SDI, and Panasonic 21700/18650 formats) combined with custom-molded enclosures and smart Battery Management Systems (BMS), we supply South Korean bike OEMs, fleet operators, and distributors with power solutions tailored specifically to local operational landscapes.
To achieve market-leading energy density (up to 260 Wh/kg at cell level) while meeting stringent South Korean safety mandates, our engineering team integrates multi-layered hardware and firmware protections:
| Battery Parameter | High-Energy NCM (21700 Series) | High-Safety LiFePO4 (LFP Series) | Ultra-Compact Urban (18650 Series) |
|---|---|---|---|
| Target Application | Long-range commuter e-bikes, cargo fleets | Commercial delivery fleets (Baemin/Coupang) | Folding e-bikes, frame-integrated designs |
| Nominal Pack Voltage | 36V / 48V / 52V | 36V / 48V | 36V |
| Energy Density | 230 - 260 Wh/kg | 140 - 170 Wh/kg | 200 - 220 Wh/kg |
| Cycle Life (80% Capacity) | 800 - 1,000 Cycles | 2,000 - 3,500 Cycles | 600 - 800 Cycles |
| Operating Temp Range | -20°C to 55°C (Discharge) | -15°C to 60°C (Discharge) | -10°C to 50°C (Discharge) |
| KC Certification Status | KC 62133 Pre-Tested Components | KC 62133 Pre-Tested Components | KC 62133 Ready Architecture |
Understanding how Seoul's unique urban geography, infrastructure, and riding habits demand customized battery engineering.
Seoul features over 240 kilometers of continuous paved bicycle paths lining both banks of the Han River, connecting Incheon and Gimpo to central Seoul and Hanam. Commuters riding long distances (30km-60km round trips) require high-capacity 36V 17.5Ah or 48V 14Ah down-tube batteries. Our packs utilize high-energy 21700 cells that maintain flat discharge voltage curves, preventing sudden speed throttling during long, high-speed cruise segments along the river trails.
Unlike flat European cities, Seoul’s residential and commercial districts—such as Ihwa-dong, Gangnam backstreets, and Namsan access roads—feature inclines exceeding 12% to 15%. Ascending these hills under pedal-assist or full throttle demands peak current discharge up to 30A without triggering thermal overload. Our custom BMS units employ MOSFET arrays with ultra-low internal resistance and aluminum thermal heat-sink plates to prevent over-temperature shutdowns during steep climbs.
Seoul has the world's highest density of micro-mobility food delivery riders. Professional couriers operate 10 to 14 hours daily, placing immense wear on battery packs. We design rear-rack and quick-release frame packs engineered for 1,200+ rapid charge cycles, featuring heavy-duty copper terminals and vibration-dampening interior silicone inserts capable of withstanding rough pavement and speed bumps.
During January in Seoul, temperatures routinely plunge to -10°C to -15°C. Conventional lithium batteries experience up to 40% capacity loss and severe voltage drops under cold conditions. Our customized cold-weather battery solutions incorporate multi-layer insulator wraps and low-impedance electrolyte cell formulations, ensuring Seoul riders retain up to 85% of nominal capacity even in deep winter.
To successfully export and sell lithium-ion e-bike batteries in South Korea, compliance with local safety standards is non-negotiable. The Korean Agency for Technology and Standards (KATS) enforces strict regulations under the KC (Korea Certification) 62133-2 standard for rechargeable lithium batteries. Importing uncertified battery packs into South Korea exposes brands to severe legal liabilities and customs impoundment at Incheon Port.
We streamline the export process for Seoul importers by manufacturing packs that strictly adhere to UN38.3 (transport safety), IEC 62133, and KC 62133 safety protocols. Our factory provides full technical documentation, cell specification sheets, circuit diagrams, and UN38.3 MSDS test reports required by South Korean testing laboratories (such as KTR, KTL, or KCL) for rapid KC certificate issuance.
Combining Nordic-inspired functional minimalism with high-precision Asian manufacturing power.
Every cell entering our production line undergoes 100% automated voltage, internal resistance (IR), and capacity sorting. We ensure cell IR variance within a pack is controlled within ±0.5 mΩ, preventing premature pack degradation and maximizing active operational life.
Have a unique e-bike frame geometry tailored for the Korean market? Our in-house industrial design team provides 3D CAD modeling, rapid SLA prototyping, and custom aluminum extrusion or plastic injection mold fabrication within 15 to 25 business days.
Before shipping to Seoul, 100% of our battery assemblies undergo full cycle burn-in testing, thermal shock chambers (-30°C to 65°C), high-frequency vibration simulation, and 1-meter drop testing to ensure zero field failures.
Detailed answers regarding custom lithium battery procurement, KC certification, and logistics to South Korea.
Partner with an established custom OEM lithium-ion battery manufacturer. Contact our engineering team today to request product catalogs, technical drawings, cell testing reports, and competitive wholesale quotes.
