Smart 42V 2A Lithium Battery Charger Power Adapter Set
Smart 42V 2A Lithium-Ion Battery Charger Power Adapter Set – AC 100–240V Universal Input, Auto-Cutoff LED Indicator & 5-in-1 Multi-Plug Connector Suite for 36V E-Bikes & Scooters
Keep your 36V electric bike, scooter, or hoverboard powered up safely with this Universal 42V 2A Smart Lithium-Ion Battery Charger. Engineered with an AC 100–240V wide-voltage input for global compatibility, this intelligent power adapter delivers a stable, CC/CV regulated 42V output specifically calibrated for charging 36V (10S nominal) lithium battery packs.
Equipped with automatic over-charge protection, short-circuit prevention, and reverse-polarity safeguards, this smart charger features a color-changing LED status indicator (Red = Charging, Green = Fully Charged / Disconnected) to preserve cell health. Choose the 5-in-1 Multi-Plug Option to instantly adapt your charger to virtually any standard e-mobility charging port on the market.
⚠️ Battery Compatibility & Safety Warning
STRICT BATTERY TYPE NOTICE:
Lithium-Ion Only: This charger is engineered EXCLUSIVELY for 36V Lithium-Ion (Li-Ion) battery packs (42V max charge cutoff).
DO NOT USE FOR LEAD-ACID: Never connect this charger to Lead-Acid, AGM, SLA, or Gel battery packs, as doing so may cause severe component damage.
Voltage Compatibility: Designed for 36V nominal lithium packs (also compatible with specified 24V–25.9V series lithium builds requiring a 42V charge profile).
🚀 Key High-Performance Features
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Smart Auto-Cutoff Maintenance: Intelligently monitors battery voltage and stops charging automatically once full capacity is reached, preventing overcharging.
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5-in-1 Universal Multi-Plug Connector Suite (Optional): Converts the main 5.5mm DC plug into 8mm 3-Prong, 12mm 3-Prong, 8mm RCA, and 3-Pin XLR connectors.
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Dual-Color LED Charging Status Display: Bright visual indicator turns red during active charging and transitions to green when full or idle.
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Multi-Stage Electronic Safety Protections: Built-in safeguards defend against over-current, over-voltage, short circuits, and thermal spikes.
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Worldwide AC Input Voltage: Operates seamlessly on AC 100–240V (50/60Hz) wall outlets with optional US or EU power cords.
📊 Technical Specifications Matrix
| Specification Parameter | 42V 2A Smart Charger Specifications |
| Applicable Battery Chemistry | Lithium-Ion (Li-Ion) ONLY |
| Target Battery Voltage | 36V Nominal Lithium Packs (10S) |
| Max Charging Voltage Output | DC 42V |
| Charging Current Output | 2A Continuous CC/CV |
| AC Input Voltage | AC 100 ~ 240V, 50 / 60Hz (Universal) |
| Base DC Plug Size | 5.5mm x 2.5mm / 2.1mm 1-Prong DC Barrel |
| Included Adapter Connectors (5-in-1 Kit) | 8mm 3-Prong, 12mm 3-Prong, 8mm RCA, 3-Pin Male XLR |
| LED Indicator States | Red = Charging Mode | Green = Fully Charged / Idle |
| Cable Lengths | Adapter Cable: ~90cm | AC Power Cord: ~95cm |
| AC Plug Options | US Standard Plug / EU Standard Plug |


Details
This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.
Shipping & Returns
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We are committed to ensuring a positive shopping experience for all our customers. If for any reason you wish to return an item, we invite you to reach out to our team for assistance, and we will evaluate every return request with care and consideration.





