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Amprobe
Amprobe BAT-500 Battery Impedance Tester
Quote on request
No online payment · add lines to RFQ BOM
BAT-500: to 500 Ah; 40 mΩ–40 Ω @1 kHz; 4–40 V; Pass/Warn/Fail. RFQ kit.
Download datasheet PDF
RFQ cart holds BOM lines only. Submit for engineering quote.
Key parameters
Battery Types
Alkaline, NiMH, NiCd, Li-ion, lead-acid / compact storage up to 500 Ah
Impedance Ranges
40 mΩ / 400 mΩ / 4 Ω / 40 Ω
Impedance Resolution
10 μΩ to 10 mΩ by range
Impedance Accuracy
±(1% reading ±10 digits)
Voltage Ranges
4 V / 40 V; resolution 1 mV / 10 mV
Voltage Accuracy
±(0.1% rdg ±6 digits)
Fits online battery health checks where you need an Amprobe BAT-500—1 kHz AC four-terminal impedance to 40 Ω and DC voltage to 40 V for batteries up to 500 Ah without taking them offline.
Key advantages
- Capacity class — Up to 500 Ah batteries
- Impedance — 40 mΩ / 400 mΩ / 4 Ω / 40 Ω; 1 kHz AC 4-terminal
- Voltage — 4 V / 40 V DC; ±(0.1% reading ±6 digits)
- Comparator — 99 sets; Pass / Warning / Fail LEDs
- Logging — 500 manual sets; 9,600 continuous; RS-232 download
Typical applications
- UPS / backup battery strings.
- Lead-acid maintenance rounds.
- NiMH/NiCd/Li-ion impedance trending.
Selection guide
- Kelvin clips / probes
- Comparator thresholds
- PC cable / software
Common mistakes
- Exceeding 50 VDC max input.
- Skipping zero adjustment per range.
- Comparing dissimilar battery chemistries with one threshold.
When to RFQ / what to tell us
- Kit accessories.
- Quantity, ship-to.
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Specs
| Spec | Value |
|---|---|
| SKU | 33763 |
| Brand | Amprobe |
| Model | BAT-500 Battery Impedance Tester |
| Product type | Battery Impedance Tester |
| Type | Battery impedance / capacity tester (Amprobe BAT-500) |
| Capacity | Up to 500 Ah class batteries |
| Impedance | 40 mΩ / 400 mΩ / 4 Ω / 40 Ω ranges; 1 kHz AC 4-terminal |
| Impedance accuracy | ±(1% reading ±10 digits) |
| Voltage | 4 V / 40 V DC ranges; ±(0.1% reading ±6 digits) |
| Batteries | Alkaline, NiMH, NiCd, Li-ion, lead-acid |
| Memory | 500 manual sets; 9,600 continuous logging; 99 comparator sets |
| Power | 6 × AA; ~7 h continuous |
Documents
FAQ
Q: Max voltage? A: 40 V measurement range; 50 VDC max input.
Q: Offline required? A: No — tests without shutting the battery down.
Q: What should I send for a quote? A: Quantity, accessories, ship-to.
Links
| Parameter | Value |
|---|---|
| Battery Types | Alkaline, NiMH, NiCd, Li-ion, lead-acid / compact storage up to 500 Ah |
| Impedance Ranges | 40 mΩ / 400 mΩ / 4 Ω / 40 Ω |
| Impedance Resolution | 10 μΩ to 10 mΩ by range |
| Impedance Accuracy | ±(1% reading ±10 digits) |
| Voltage Ranges | 4 V / 40 V; resolution 1 mV / 10 mV |
| Voltage Accuracy | ±(0.1% rdg ±6 digits) |
| Test Frequency | 1 kHz ±10% |
| Comparator | 99 sets; pass/fail resistance and voltage thresholds |
| Memory | 500 data sets; 9,600 continuous with PC download |
| Max Input | 50 V DC |
| Power | 6 × AA; ~7 hours |
| Dimensions | 250 × 100 × 45 mm (9.8 × 3.9 × 1.8 in) |