Battery Testing Equipment

Battery Health & Performance Testing

    Portable battery internal resistance tester ZWNZT for battery performance diagnostics and maintenance

    Battery Internal Resistance Tester

    ZWNZT

    With advanced built-in analytics, the instrument transitions from simple measurements to intelligent diagnostics to help you improve battery maintenance efficiency.

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    Battery charging and discharging tester ZWCFD series, an integrated multi-functional battery maintenance tool

    Battery Charging And Discharging Tester

    ZWCFD series

    This instrument integrates charging and discharging functions as a versatile "one-stop" maintenance tool to ensure the reliability of your power system.

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    Battery testing charging machine ZWCDJ series, simulating charging conditions to evaluate battery performance

    Charging Machine For Battery Testing

    ZWCDJ series

    Chargers for battery testing help you evaluate battery performance by simulating various charging conditions and measuring voltage, current, and capacity.

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    Multi-functional portable battery internal conductance tester ZWNDY, automatically measuring battery operating status

    Battery Internal Conductance Tester

    ZWNDY

    It is a multi-functional portable tester that automatically, quickly, and accurately measures battery operating status, improving your work efficiency.

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    Battery discharge tester ZWFDY series, supporting multiple test modes and multi-cell monitoring

    Battery Discharge Tester

    ZWFDY series

    It offers multiple test modes, and a single module can monitor 24 cells simultaneously, helping you keep your equipment safe.

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    Battery offline activation and charging machine ZWHHY series, simplifying daily battery maintenance

    Charging Machine For Battery Testing

    ZWHHY series

    When the battery is offline, a single battery can be activated, which greatly reduces the workload of your daily battery testing and maintenance.

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More Products

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Intelligent Battery Maintenance Solutions

  • Charge, Discharge & Activate

    Combines charging, discharging, activation, and online monitoring in one unit. Seamlessly switches modes to maintain battery health without manual intervention.

  • Safe Discharge Technology

    Utilizes intelligent high-efficiency loads (PTC) without red heat phenomena. Maintains constant current/power discharge precisely even under fluctuating voltage.

  • Automated Data Analysis

    Supports SD card data storage and powerful PC management software. Automatically generates test reports, curves, and histograms, enabling unattended operation and reducing labor costs.

Precision Starts from Production

Behind every reliable reading is our dedicated workshop. From high-grade component sourcing to 48-hour aging tests and final calibration, we meticulously craft durability and accuracy into every unit.

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Why Choose Us

We offer flexible end-to-end services and customized optimal solutions. With strict quality control ensuring reliability and concierge-style after-sales support, we create lifetime records to provide you with the best and fastest service.

  • We provide full-process services from pre-sales through sales to after-sales.

  • We have a comprehensive quality inspection process to ensure the quality of every product you receive.

  • Concierge-style service, creating a “health record” for every device you purchase.

What they say about us

Discover what our clients have to sya

For our new project, we needed a DC resistance tester. After comparing brands, we contacted Zhiwei Electric Power. Their technicians provided an objective analysis and recommended a model suited to our needs. Their recommendation was perfect.
MichaelCEO
The technicians at Zhiwei Electric Power are very professional and provide excellent service. The products they supplied to us are of high quality and effectively solved our problems. This sense of responsibility—treating the client’s matters as their own—is something we’ve never experienced with other big brands. Choosing Zhiwei means choosing a reliable and worry-free partner.
DavidCEO

Ordering Process

At Zhiwei Electric Power, we provide a clear, efficient, and hassle-free procurement experience to ensure you quickly receive high-quality testing solutions.

  • Technical Proposal & Quote

    Don’t just buy a product; get a solution. Send us your testing requirements, and our engineers will recommend the optimal model with a detailed technical proposal and competitive offer.

  • PI Confirmation & Deposit

    We confirm all specs via a formal Proforma Invoice (PI). Once terms are agreed upon and the advance payment is verified, your order immediately enters our production priority queue.

  • QC & Global
    Logistics

    Every unit undergoes final QC testing before export packing. We handle shipping documentation (B/L, AWB) and provide tracking details to ensure smooth customs clearance and arrival.

Frequently asked questions

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It acts as a versatile 4-in-1 station: Online Monitoring, Constant Current Discharge, Smart Charging (3-stage), and Battery Activation. It is designed not just to test capacity, but to actively remove sulfation and regenerate lagging batteries.

Absolutely. With 0.001V Resolution, the equipment can pinpoint specific lagging or deteriorated cells that standard testers might miss. This high sensitivity is crucial for analyzing the internal resistance and actual capacity of every single battery.

Yes, through its built-in Activation Function. The equipment uses deep-discharge and intelligent charge cycles to reverse sulfation on the plates. This process restores the chemical activity of “lagging cells,” effectively regenerating old batteries that would otherwise be scrapped.

A battery string is only as strong as its weakest cell. Our equipment identifies “lagging cells” (weak units) through high-precision monitoring. By treating or replacing only the weak cells early, you prevent them from damaging the entire bank, saving you the cost of full-string replacement.

1、Through Unattended Operation. The integrated system automatically switches from discharge to charge modes and logs all data to an SD card. Combined with PC auto-reporting software, it eliminates the need for manual monitoring and data entry, reducing technician hours by over 70%.

2、Yes. Our high-precision monitoring identifies specific “Lagging Cells” (weak units). Instead of prematurely scrapping an entire 110V/220V string, you only replace the faulty units. Additionally, the Activation Function can regenerate older batteries, extending their useful life by 2-3 years.

3、Significantly. Our “Quick Capacity Test” evaluates battery health in just 3 to 20 minutes, compared to traditional 10-hour discharge tests. Also, the All-in-One design (Charge, Discharge, Monitor) reduces procurement costs and storage space compared to buying three separate units.

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