# PS503 Tektronix DC Power Supply Used

**Additional Features:**

-   Dual Range: 0-20V/1A, 0-5V/1A
-   Power: 45W
-   Minimum resolution: 10mV

The Tektronix PS503 is a dual 0-20V DC constant-voltage, current limited, floating power supply that plugs into a TM500 Series Power Module. The supply is designed for conveniently powering complementary and linear integrated circuits such as operational and differential amplifiers as well as differential comparators. A ground-referenced +5V auxiliary supply is also included which is suitable for bipolar logic, light-emitting diodes, incandescent displays and similar applications.

## Details

- **Price:** 0.0 USD - 153.0 USD
- **Vendor:** Tektronix
- **Type:** Dc Supply
- **Tags:** DC Power Supply, Manufacturers, Power Supplies & Loads, product_manual_group_1, Product_used, Tektronix

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| None | 0.00 USD | In stock |
| NIST Traceable | 93.50 USD | In stock |
| NIST Traceable with Full Data | 110.50 USD | In stock |
| ISO IEC 17025 Accredited | 153.00 USD | In stock |

## Images

- PS503 Tektronix DC Power Supply Used

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> Source: [ValueTronics](https://valuetronics.com/products/ps503-tektronix-dc-power-supply-used)
> Updated: 2026-05-21