# 502A Keithley Milli Ohmmeter Used

**Additional Features:**

-   Sensitivity to 30 micro ohms
-   Accuracy 3% of full scale
-   Dissipation less than 2 microwatts
-   Voltage across sample less than 25mV peak to peak
-   Battery operation better than 360 hours

The Keithley 502A Millohmmeter is designed for fast, accurate low resistance measurements in the laboratory and the field. It gives rapid indications without zero drift or errors due to thermal emf’s. The readings are presented on a linear scale in 13 overlapping ranges. The typical applications include resistivity measurements.

## Details

- **Price:** 0.0 USD - 337.5 USD
- **Vendor:** Keithley
- **Type:** Milli Ohm Met
- **Tags:** Keithley, Manufacturers, Meters & DAQ, Milli Ohmmeter, product_manual_group_1, Product_used

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| None | 0.00 USD | In stock |
| NIST Traceable | 262.50 USD | In stock |
| NIST Traceable with Full Data | 300.00 USD | In stock |
| ISO IEC 17025 Accredited | 337.50 USD | In stock |

## Images

- 502A Keithley Milli Ohmmeter

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> Source: [ValueTronics](https://valuetronics.com/products/502a-keithley-milli-ohmmeter-used)
> Updated: 2026-05-21