ElmorLabs EVC2SX *discontinued*


Out of stock

SKU: EVC2SX Category:


This product has been replaced by EVC2SE: https://www.elmorlabs.com/product/elmorlabs-evc2se/

SPI/UART/I2C bridge with USB interface

The ElmorLabs EVC2 aims to enable DIY users to get more out of their computer parts. It’s main focus is enabling digital or analog voltage control using I2C/SMBus/PMBus but also has UART and SPI functionality. The latest version is called the EVC2SX and comes with an improved PCB design.

2021-08-05: Price is increased to 32 USD due to IC cost increases (was 29 USD).


  • 3x I2C headers working at 3.3V (5V tolerant)
  • 1x UART header, 3.3V (5V tolerant)
  • 1x SPI header with 3.3V supply enable/disable (5V tolerant)
  • VMOD header for voltage sense and feedback adjustments (3x voltage reading, 3x current source/sink)
  • Built-in USB bootloader for firmware updating
  • Firmware and software compatible with EVC2N/EVC2S

Included accessories

  • USB cable Type-C to Type-A 100cm
  • 1x 3-pin 2.54mm to 3-pin 2.54mm 40cm (I2C/UART)
  • 2x 3-pin 2.54mm to open end cable 40cm (I2C/UART)
  • 1x 2-pin 2.54mm to open end cable 40cm (VMOD)
  • 1x 1-pin 2.54mm to open end cable 40cm (Ground)
  • 20-pin splittable 2.54mm to 2.54mm jumper wires 30cm
  • 2x 1×10-pin 2.54mm through-hole header strip
  • 4x metal standoff + M3 screws
  • Starting 2021-07: 20-pin splittable 2.0mm to 2.54mm jumper wires 20 cm
  • Starting 2022-02-15: 1x 1×10-pin 2.54mm surface-mount header strip

Optional accessories

Key differences compared to EVC2S

  • VMOD header SRC/VIN channels increased from two to three


Latest software: https://www.elmorlabs.com/index.php/forum/topic/evc2-beta-software/
Latest firmware: https://www.elmorlabs.com/index.php/forum/topic/evc2-beta-firmware/