ZB2L3 Battery Capacity Analyzer Discharge Tester Module

ZB2L3 Battery Capacity Analyzer & Discharge Tester

The ZB2L3 Battery Capacity Analyzer is a compact, professional-grade electronic module designed to accurately measure and test the true capacity of rechargeable batteries. Whether you're working with Li-ion, NiMH, or Lead-Acid battery packs, this discharge tester gives you reliable, real-time data so you can evaluate battery health and performance with confidence. Perfect for electronics hobbyists, Arduino and STM32 developers, DIY kit builders, and lab technicians alike.

Key Features

• Wide Battery Compatibility: Works with Li-ion, NiMH, Lead-Acid, and other common rechargeable battery types.
• Accurate Capacity Measurement: Discharges battery under load and records actual mAh/Ah capacity — no guesswork, just real data.
• Digital Display: Clear digital readout for easy monitoring of voltage and discharged capacity in real time.
• DIY-Friendly Module: Available as a DIY kit — great for integration into custom electronics projects, Arduino setups, and STM-based systems.
• Customizable & Versatile: Suitable for switch and sensor applications in Arduino and STM environments.
• Compact & Portable: Lightweight module form factor fits easily into lab benches, tool kits, or project enclosures.
• Broad Operating Temperature: Rated for -40°C to +85°C — built to perform across a wide range of environments.

Specifications

Who Is This For?

The ZB2L3 is the go-to tool for anyone who needs to verify battery performance before a build, during a project, or as part of a quality-check workflow. Electronics hobbyists building battery-powered Arduino gadgets, engineers testing battery packs, or makers sourcing second-hand cells will all benefit from the objective capacity readings this module provides.

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Learn more: EPA guidance on lithium-ion battery handling

Frequently Asked Questions

Q: What battery types is the ZB2L3 Battery Capacity Analyzer compatible with?

A: The ZB2L3 is compatible with a wide range of rechargeable battery chemistries, including Li-ion, NiMH (Nickel-Metal Hydride), and Lead-Acid batteries. This makes it a versatile tool for hobbyists and professionals working with various battery-powered devices and DIY electronics projects.

Q: How does the ZB2L3 Discharge Tester measure battery capacity?

A: The ZB2L3 works by discharging the connected battery through a controlled load while simultaneously tracking the voltage and total capacity (in mAh or Ah) discharged over time. The digital display shows you real-time readings, giving you an accurate picture of your battery's true usable capacity.

Q: What power supply does the ZB2L3 module require?

A: The ZB2L3 module requires a supply voltage of 4.5V to 6V and operates at a working current not exceeding 70mA. It is well-suited for use with standard USB power supplies or regulated bench power sources commonly used in Arduino and STM development setups.

Q: Is the ZB2L3 suitable for Arduino and STM32 projects?

A: Yes! The ZB2L3 is specifically listed as compatible with Arduino and STM-based switch and sensor applications. It ships as a DIY kit module, making it easy to integrate into custom electronic builds, battery management systems, or standalone test rigs.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.