SPD3303X / SPD3303X-E Series Programmable DC Power Supplies

  • 3 independently controlled and isolated outputs: Two 32 V/3.2 A, one 2.5 V / 3.3 V / 5 V / 3.2 A × 1, total 220 W
  • 5 digit Voltage/4 digit Current Display, Minimum Resolution: 1 mV/1 mA (SPD3303X)
  • Timing function provides programmed output steps
  • 4.3 inch true color TFT- LCD 480 x 272 display
  • 3 types of output modes: independent, series (60 V max), and parallel (6 A max)

Product Overview

Siglent’s SPD3000X Series Programmable Linear DC Power Supply has a 4.3 inch TFT-LCD display, supports Remote Programming and has a Real Time Wave Display. The ‘3000X family has three isolated outputs; two adjustable channels and one selectable channel from 2.5 V, 3.3 V, and 5 V. It also has output short and overload protection and can be used in production and development.

Channel Output Display Resolution Setting Accuracy Readback Accuracy Price
SPD3303X CH1: Voltage 0 to 32 V
Current 0 to 3.2 A
CH2: Voltage 0 to 32 V,
Current 0 to 3.2 A
CH3: Voltage 2.5/3.3/5.0 V,
Current 0 to 3.2 A
4.3" color TFT-LCD 5 digit voltage display
4 digit current display
1 mV,
1 mA
Voltage ± (0.5% of reading + 2 digits)
Current: ± (0.5% of reading + 2 digits)
Voltage: ± (0.5% of reading+2 digits)
Current: ± (0.5% of reading + 2 digits)
$539 Buy Now
SPD3303X-E CH1: Voltage 0 to 32 V
Current 0 to 3.2 A
CH2: Voltage 0 to 32 V,
Current 0 to 3.2 A
CH3: Voltage 2.5/3.3/5.0 V, Current 0 to 3.2 A
4.3" color TFT-LCD 4 digit voltage display
3 digit current display
10 mV,
10 mA
Voltage: ± (0.5% of reading + 2 digits)
Current ± (0.5% of reading + 2 digits)
Voltage: ± (0.5% of reading + 2 digits)
Current: ± (0.5% of reading + 2 digits)
$389 Buy Now

Key Features

  • 100/120/220/230 V compatible design to meet the needs of different power grids
  • Intelligent temperature-controlled fan effectively reduces fan noise
  • Clear graphical interface, with waveform display function
  • Five internal groups of system parameter save/recall, supports data storage space expansion
  • Free PC software; Easypower. Also supports remote programming and includes a LabView driver

Need more information? Call us now 877-515-5551

Product Characteristics

Series Output Mode View more

Series Output Mode

Series/parallel/independent mode functions

Series and parallel functions allows for combining two channels into one output with more power output capability, extending the application range. Each of 3 channels power can be turned on or off independently and also can be turned all on or all off.

Parallel Output Mode View more

Parallel Output Mode

Series/parallel/independent mode functions

Series and parallel functions allows for combining two channels into one output with more power output capability, extending the application range. Each of 3 channels power can be turned on or off independently and also can be turned all on or all off.

Panel Timing Output View more

Panel Timing Output

Panel displays the timing output

Through front panel operation, five groups of timing settings and output control can be displayed, which provides users with simple power programming functionality. Also, by connection to Siglent’s EasyPower PC software, a full range of communication and control features can be used.

Real Time Wave Display View more

Real Time Wave Display

Panel displays the timing output

Through front panel operation, five groups of timing settings and output control can be displayed, which provides users with simple power programming functionality. Also, by connection to Siglent’s EasyPower PC software, a full range of communication and control features can be used.

Internal Storage View more

Internal Storage

Save/Recall setting parameters

The SPD3000X series programmable power supply can save or recall 5 groups of setting parameters in internal storage and also supports external storage expansion. Settings can be easily recalled if needed.

PC Timer View more

PC Timer

Save/Recall setting parameters

The SPD3000X series programmable power supply can save or recall 5 groups of setting parameters in internal storage and also supports external storage expansion. Settings can be easily recalled if needed.

Rear Panel View more

Rear Panel

Standard Accessories

  • USB Cable

    Standard USB cable. Also available separately.

  • Quick Start

    Printed Quick Start Guide (English)

  • Power Cord

    Power cord designed for use with the instrument in the country of operation. Also available separately.  

Support and Resources

Application Notes