IMAX B3 PRO 2S-3S Balance Charger Built-in Lithium Battery Power Supply

The IMAX B3 PRO is a compact balance charger designed for 2S and 3S lithium polymer (LiPo) and lithium-ion (Li-ion) battery packs. It features a built-in AC power supply, eliminating the need for an external adapter, making it a convenient choice for hobbyists, RC enthusiasts, and makers working with small to medium lithium battery packs.

Specifications

• Supported battery types: 2S (7.4V) and 3S (11.1V) LiPo / Li-ion
• Charge current: 800mA (fixed)
• Input: 100-240V AC (built-in power supply)
• Balance function: Individual cell voltage monitoring and balancing
• LED indicators: Power and charge status LEDs
• Dimensions: Compact enclosure (approx. 70mm x 50mm x 30mm)
• Connector: Standard JST-XH balance lead (2S and 3S)

Compatible with

• 2S and 3S LiPo battery packs from brands like Turnigy, Zippy, Gens Ace, and generic RC batteries
• RC cars, drones, quadcopters, and FPV models using 2S or 3S LiPo
• Arduino and ESP32 projects requiring a dedicated LiPo charger for power packs

What you can build with it

• RC car or drone battery charging station for field or bench use
• Portable power supply for Arduino or ESP32 projects using 2S/3S LiPo packs
• Battery maintenance and storage charging for hobby-grade lithium packs

Built and Backed by Compoden
Every IMAX B3 PRO comes with a free AI build companion — delivered via QR code, email, or WhatsApp — that helps you wire and program this charger into your project. With 10 years of experience supplying makers and institutions across India, we ensure you get genuine parts and reliable support. Pay your way: UPI, cards, or Cash on Delivery, anywhere in India.

What battery types does the IMAX B3 PRO support?

It supports 2S (7.4V) and 3S (11.1V) lithium polymer (LiPo) and lithium-ion (Li-ion) battery packs with a standard JST-XH balance connector.

What payment options are available for the IMAX B3 PRO?

We accept UPI, all major credit/debit cards, and Cash on Delivery (COD) across India.

How long does delivery take?

We ship the IMAX B3 PRO across India including Delhi, Mumbai, Bangalore, Hyderabad, Chennai, and Pune. Typical delivery takes 3-7 business days depending on your location.