# 248 Keithley DC Power Supply Used

**Additional Features:**

-   Voltage: 5000V
-   Current: 0.005A
-   Power: 25W
-   Source voltages up to 5kV, negative or positive polarity
-   Up to 5mA compliance current
-   Low output ripple for precision sourcing
-   Two selectable filters
-   IEEE-488 programmable
-   Programmable voltage and current limits
-   Compact, half-rack design

The Keithley 248 High Voltage Power Supply offers reversible polarity, excellent regulation, low output voltage ripple, and flexible operation. Two front panel digital displays provide accurate readings of voltage and current output. A separate display simplifies setting output values precisely. The Model 248 can be set using the front panel controls, over the standard IEEE-488 interface, or via a remote analog voltage.

## Details

- **Price:** 0.0 USD - 175.0 USD
- **Vendor:** Keithley
- **Type:** Dc Supply
- **Tags:** DC Power Supply, Keithley, Manufacturers, Power Supplies & Loads, product_manual_group_1, Product_used

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| None | 0.00 USD | In stock |
| NIST Traceable | 91.00 USD | In stock |
| NIST Traceable with Full Data | 126.00 USD | In stock |
| ISO IEC 17025 Accredited | 175.00 USD | In stock |

## Images

- 248 Keithley DC Power Supply

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> Source: [ValueTronics](https://valuetronics.com/products/248-keithley-dc-power-supply-used)
> Updated: 2026-05-21