Siglent SPD3303C 220W 3CH programmable power supply


The Siglent SPD3303C is a LED display screen programmable linear DC power supply that is both lightweight and feature-packed. It has three independent outputs: two sets of adjustable voltage / current and a fixed set of selectable voltages; 2.5, 3.3, and 5 V.

In addition, the Siglent SPD3303C has outputs that are short-circuit and overload protected. Total power is 220W. It has three available operation modes; independent, series and parallel modes. The SPD3300C has a high performance-to-price ratio and can be used in various types of production, education and research environments.

Key Features:

  • Smart temperature controlled fan, effectively reduces the fan noise
  • Save/Recall 5 group system set-ups, supports data storage expansion
  • Connected to PC via USB Device, support SCPI command, to meet the control and communication needs


Series/parallel/independent output modes

Series-parallel function combines two power supplies into one and makes it very convenient for many applications. The 3303C has three independent outputs which can be controlled separately and also be turned on or off separately or at the same time.

Accessoires Included:

1 x Siglent SPD3303C Power Supply
1 x Guarantee Card
1 x Power Cord
1 x USB Cable

Optional Accessoires:

SPD3303C Quick Start
PDF – 915,8 KB 2065 downloads
SPD3303C Service Mannual
PDF – 897,1 KB 1683 downloads
SPD3303C Data Sheet
PDF – 649,2 KB 3462 downloads
Easy Power 1 01 01 18
Archive – 4,3 MB 1324 downloads