# 521 Krohn Hite Calibrator Used

**Features**

Calibrator

DC VOLTAGE CURRENT CALIBRATOR The Krohn Hite 521 is a microprocessor controlled enhanced version of the field proven Model 520. An industry standard 6500 series microprocessor has been incorporated to improve the reliability, and versatility of the instrument.The Model 521 Programmable DC Voltage Standard is a highly versatile reference source, designed to meet the needs of computer systems, production line testing, automated calibration, and standards laboratories.

## Details

- **Price:** 0.0 USD - 126.0 USD
- **Vendor:** Krohn Hite
- **Type:** Calibrator Oth
- **Tags:** Calibrator, Krohn Hite, Manufacturers, Other, Other Equipment, product_manual_group_2, Product_used

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| None | 0.00 USD | In stock |
| NIST Traceable | 105.00 USD | In stock |
| NIST Traceable with Full Data | 119.00 USD | In stock |
| ISO IEC 17025 Accredited | 126.00 USD | In stock |

## Images

- 521 Krohn Hite Calibrator Used

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> Source: [ValueTronics](https://valuetronics.com/products/521-krohn-hite-calibrator-used)
> Updated: 2026-05-21