YYHQQBAD 42V 2A Smart Lithium-Ion Battery Charger for 36V E-Bike Battery Packs –

 Dedicated 4-Pin XLR Connector Output with Intelligent Multi-Stage Protection

Keep your electric bicycle powered up and ready for your daily commute with the YYHQQBAD 42V 2A Smart Lithium-Ion Battery Charger. Engineered specifically for 36V nominal Lithium-Ion (Li-ion) battery packs, this charger delivers a steady 42.0V max output at 2.0 Amps, ensuring a safe, efficient, and balanced charge cycle that protects and preserves cell health over time.

Equipped with a specialized 4-Pin XLR connector socket, this charger provides a secure, tight-fitting connection for compatible 36V e-bike batteries, scooters, and mobility devices. Featuring built-in smart charge management, it automatically monitors battery capacity and cuts off power when full charge is reached to prevent overcharging and thermal stress.

⚠️ Connector & Chemistry Compatibility Guide

CRITICAL FITMENT & CHEMISRTY CHECK:

• 36V LITHIUM-ION PACKS ONLY: Calibrated strictly for 36V nominal Li-ion batteries (42V max charge voltage). DO NOT USE on Lead-Acid, Gel, or 36V LiFePO4 battery packs.

• 4-Pin XLR Connector: Features a dedicated 4-Pin male XLR plug. Please verify that your battery's charging port matches this 4-pin configuration and pin alignment prior to purchasing.

• Smart Cut-Off Technology: Automatically stops charging once the battery reaches full 42.0V saturation, safeguarding your pack against over-voltage damage.

🚀 Key High-Performance Features

• Precise 42V 2A Output: Calibrated output voltage ensures full 100% capacity replenishment without straining 36V Li-ion cell groups.

• Dedicated 4-Pin XLR Plug: Secure, vibration-resistant 4-pin XLR interface prevents accidental disconnections while charging.

• Intelligent Charging Protection: Smart internal circuitry shields against short circuits, over-current, over-voltage, and thermal overload.

• Quiet & Efficient Operation: Engineered for low-noise performance and optimal heat dissipation without harsh fan noise.

• Compact & Travel-Ready: Light, durable housing makes it easy to pack in a pannier bag or backpack for charging on the go.

📊 Technical Specifications Matrix