Product Description
UY-240 48V 4A Lithium Battery Charger – 54.6V Output for 13S Li-NCM Packs
🔋 48V Lithium (13S NCM)
⚡ 54.6V / 4A
🔌 XLR / Anderson / IEC / DC Jack
📏 170×90×50mm
✅ CE & ROHS Certified
⚡ 54.6V / 4A
🔌 XLR / Anderson / IEC / DC Jack
📏 170×90×50mm
✅ CE & ROHS Certified
The UY-240 48V 4A Lithium Battery Charger is a versatile, high-efficiency charging solution specifically designed for 13S Lithium-ion (Li-NCM) battery packs (nominal 48V, full charge 54.6V). Delivering a precise 54.6V output voltage and 4A constant current, it features a three-stage smart charging algorithm (CC/CV/trickle) to ensure complete and safe charging without overcharging. The robust aluminum alloy housing (170×90×50mm) provides excellent heat dissipation and durability. With multiple output connector options – XLR, Anderson, IEC320-C13, DC jack, or custom – this charger adapts to a wide range of applications including e-bikes, electric scooters, golf carts, robotics, and portable power systems.
🔌 Output Connector Options: XLR | DC 2.1/2.5mm Jack | IEC320-C13 | Anderson (SB50/SB120) | Others available upon request.
Please verify compatibility with your battery/device before ordering.
Please verify compatibility with your battery/device before ordering.
⚙️ Technical Specifications
🔌 Input & Output
Input: 100-240VAC, 50/60Hz
Output Voltage: 54.6V (for 13S Li-NCM)
Output Current: 4A
Charging Power: ≈ 218.4W
Input: 100-240VAC, 50/60Hz
Output Voltage: 54.6V (for 13S Li-NCM)
Output Current: 4A
Charging Power: ≈ 218.4W
📏 Physical & Environment
Dimensions: 170 × 90 × 50 mm
Housing: Aluminum alloy (die-cast)
Working Temp: -5°C ~ +40°C
Storage Temp: -40°C ~ +70°C
Dimensions: 170 × 90 × 50 mm
Housing: Aluminum alloy (die-cast)
Working Temp: -5°C ~ +40°C
Storage Temp: -40°C ~ +70°C
⚡ Charging Mode & Efficiency
Mode: 3-stage: Constant Current → Constant Voltage → Trickle (Float)
Efficiency: ≥85% (full load), peak >90%
Cooling: Natural convection via aluminum housing
Mode: 3-stage: Constant Current → Constant Voltage → Trickle (Float)
Efficiency: ≥85% (full load), peak >90%
Cooling: Natural convection via aluminum housing
🛡️ Protections & Certifications
✔ Short circuit protection
✔ Overcurrent protection
✔ Overvoltage protection
✔ Reverse polarity protection (optional)
✔ CE, ROHS certified
✔ Short circuit protection
✔ Overcurrent protection
✔ Overvoltage protection
✔ Reverse polarity protection (optional)
✔ CE, ROHS certified
📋 Detailed Specifications
| Model | UY-240 |
|---|---|
| Battery Type | Lithium-ion (Li-NCM) – 13S configuration |
| Suitable Battery Voltage | 48V nominal (54.6V charging voltage) |
| Output Voltage (CV) | 54.6V ±0.2V |
| Output Current (CC) | 4A ±5% |
| Output Connector | XLR / DC Jack / IEC320-C13 / Anderson / Custom (selectable) |
| Input Voltage Range | 100-240VAC, 50-60Hz |
| Charging Algorithm | 3-stage: constant current → constant voltage → trickle/float |
| Efficiency | ≥85% @ full load, up to 90% typical |
| Operating Temperature | -5°C to +40°C |
| Storage Temperature | -40°C to +70°C |
| Housing Material | Aluminum alloy (die-cast), compact & durable |
| Certifications | CE, ROHS |
| Customization | AC power cord length/plug type, DC connector type available on request |
🌟 Key Features & Benefits
- Three-stage intelligent charging – constant current (CC), constant voltage (CV), and trickle/float mode ensure a full charge while preventing overcharging, extending battery lifespan.
- High-precision voltage/current lock – maintains accurate 54.6V cutoff and 4A current regulation for safe 13S Li-ion charging.
- Multiple safety protections – built-in short circuit, overcurrent, overvoltage, and optional reverse polarity protection for complete peace of mind.
- Versatile output connector options – choose from XLR, DC jack, IEC320-C13, Anderson, or custom connectors to match your device.
- Compact aluminum alloy shell – dimensions 170×90×50mm, excellent heat dissipation, robust and lightweight.
- High efficiency (>90% peak) – reduces energy waste, stays cool, and environmentally friendly.
- LED indicator display – clear visual status (red = charging, green = full / standby).
- Global input & customization – 100-240VAC works worldwide. AC cord and DC connector can be tailored to your specific requirements.
- CE & ROHS certified – meets international safety and environmental standards.
🔋 Common Applications
🛴 Electric Scooters & E-Bikes
Perfect for 48V (13S) lithium battery packs used in personal mobility devices.
Perfect for 48V (13S) lithium battery packs used in personal mobility devices.
⚡ Golf Carts & Utility Vehicles
Reliable 4A charging for 48V Li-ion golf cart batteries.
Reliable 4A charging for 48V Li-ion golf cart batteries.
🤖 Robotics & AGVs
Ideal for automated guided vehicles and mobile robots requiring 48V power.
Ideal for automated guided vehicles and mobile robots requiring 48V power.
🔌 Portable Power Stations & Solar Storage
Maintains 48V Li-ion battery banks in off-grid and backup systems.
Maintains 48V Li-ion battery banks in off-grid and backup systems.
💡 Customization options: The UY-240 charger can be tailored to your needs – choose different AC plug standards (US, EU, UK, AU, etc.), adjust AC cable length, or select from a wide range of DC output connectors (XLR, Anderson SB series, IEC320-C13, DC 2.1×5.5mm, DC 2.5×5.5mm, and more). Contact our sales team for bulk orders or OEM/ODM requests.
