This document is the data sheet of B&K Precision® 9120A, 9121A, 9122A, 9123A and 9124 single output programmable DC power supplies.
The 9120A‑9124 series from BK Precision are laboratory‑grade programmable DC power supplies offering a wide output range (0‑60 V, up to 5 A) with high resolution (0.1 mV) and low ripple (<4 mVp‑p). They feature front‑panel controls, SCPI‑compatible remote interfaces (USB, RS‑232, optional GPIB) and built‑in measurement functions including a 5½‑digit DVM and a milliohm meter.
Additional features include internal memory for up to 50 user‑configurable settings, list‑mode operation, and a compact 2U rack‑mountable chassis. The supplies meet international safety standards with 4 mm sheathed banana jacks and provide a one‑year warranty.
| Programming Resolution | 0.1 mV |
|---|---|
| Ripple & Noise | <4 mVp‑p (20 Hz‑20 MHz) |
| Power Requirements | 220 VAC ±10%, 47‑63 Hz |
| Operating Temperature | 0 °C to 40 °C, <75 % RH |
| Weight | 19.8 lb (9 kg) |
The supplies provide 50 user‑configurable memory locations for storing settings.
All models come with a one‑year warranty.