GEB BT-72 Professional 12V-72V Battery Capacity & Internal Resistance Tester
High-precision 12V–72V 30A computerized battery capacity tester and 1kHz AC internal resistance analyzer with USB PC software data logging for battery pack QC inspection.
B2B Engineering Review & Pricing
Direct manufacturer supply, custom BMS telemetry, and CAD fit validation for OEM/ODM projects.
Product Details
The GEB BT-72 Professional 12V-72V Battery Capacity & Internal Resistance Tester is an industrial-grade precision instrument engineered for high-accuracy battery pack performance analysis, capacity discharge verification, and 1kHz AC internal resistance testing. Supporting battery systems from 12V up to 72V (0.05V–85.0V DC test envelope) with programmable constant current (CC), constant power (CP), and constant resistance (CR) discharge up to 30.0A (300W baseline, expandable to 600W), it features four-wire Kelvin test clamps and dedicated PC data-logging software for incoming inspection, manufacturing QC, and battery pack refurbishing.
Product Overview
The GEB BT-72 Professional 12V-72V Battery Capacity & Internal Resistance Tester is an engineered diagnostic testing instrument featuring a Testing Voltage Range: 0.05V – 85.0V DC (12V, 24V, 36V, 48V, 60V, 72V packs) specification and Discharge Current: 0.1A – 30.0A Programmable (Max 300W / 600W with booster) rating. Built with precision micro-controller monitoring and high-stability internal load dissipation components, this unit ensures high reliability, rapid thermal dissipation, and consistent measurement accuracy across dynamic testing duty cycles. Encased in a heavy-duty extruded aluminum desktop chassis with high-speed cooling fan & digital LCD display measuring 290 × 210 × 120 mm (±2.0mm) and weighing Approx. 3.5 kg, it is targeted for Battery pack factory incoming inspection, R&D testing centers, and battery repair workshops. Includes Windows PC testing software with real-time V-I discharge curve graphing, CSV data export, and automated cycle test reports.
Product Specifications
| Feature / Attribute | Technical Specification |
|---|---|
| Testing Voltage Envelope | 0.05V – 85.0V DC (supports 12V, 24V, 36V, 48V, 60V, 72V battery systems) |
| Discharge Current Range | 0.1A – 30.0A Programmable (Max 300W baseline, 600W with external booster) |
| Discharge Testing Modes | Constant Current (CC), Constant Power (CP), Constant Resistance (CR) |
| Enclosure & Housing | Heavy-duty extruded aluminum desktop chassis with high-speed cooling fan & digital LCD display |
| Physical Dimensions & Weight | 290 × 210 × 120 mm (±2.0mm) / Approx. 3.5 kg |
| Measurement Tolerances | Accuracy: Voltage ±0.2% | Current ±0.5% | Capacity ±0.5% |
| Internal Resistance Method | 0.1 mΩ – 999.9 mΩ (1kHz AC four-wire Kelvin method) |
| Target Applications | Battery pack factory incoming inspection, R&D testing center, battery repair workshops |
| Standard Connectors / Terminals | Heavy-duty 4-wire Kelvin test clamps + USB-to-PC communication cable |
| Service Life / Endurance | ≥ 50,000 Operating Hours MTBF |
Technical Specifications
| Parameter | Value | Test Conditions & Engineering Tolerances |
|---|---|---|
| Nominal Operating Voltage | Testing Voltage Range: 0.05V – 85.0V DC (12V, 24V, 36V, 48V, 60V, 72V packs) | Standard measurement @ 25°C standard load |
| Operating Mains Power | 100V–240V AC 50/60Hz Universal Mains Input | Standard 50Hz/60Hz AC utility input ±10% |
| Lower Cutoff / Protection | Programmable cutoff voltage from 0.5V to 80.0V | Automatic safety cutoff threshold |
| Standard Current Rating | 0.1A to 30.0A constant current (CC), constant power (CP), constant resistance (CR) | Continuous rated thermal equilibrium |
| Measurement Precision | Accuracy: Voltage ±0.2% | Current ±0.5% | Capacity ±0.5% | Transient peak handling verification |
| Operating Temperature Range | -10°C to +50°C (Storage: -10°C to +35°C) | Ambient operational environmental range |
Equipment Compatibility & Engineering Fit Check
Before deploying GEB BT-72 Professional 12V-72V Battery Capacity & Internal Resistance Tester, verify these verified electrical and mechanical boundary requirements:
Operational Boundary Conditions
✔ Recommended Fit & Use Cases:
- Workshop, laboratory, or production line operation within specified 72V electrical tolerances.
- Industrial environments requiring multi-tier thermal, short-circuit, and overload protections.
- Integrations requiring calibrated voltage/current control and industrial-grade MTBF endurance.
⚠ Operational Constraints & Limits:
- Do not exceed rated continuous power/current limits or obstruct cooling fan intake and exhaust vents.
- Avoid exposure to condensing moisture or conductive dust beyond certified housing ingress ratings.
- Ensure connector polarity and pin assignment match system schematics prior to initial power-up.
First-Party Manufacturing SOP & Export Compliance
Technical Whitepapers & Engineering Guides
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Engineering evaluation of Ternary Lithium (NMC) vs. LiFePO4: energy density, cycle life, thermal runaway thresholds, sub-zero performance, and OEM sizing.
