Get in touch!


Email address:


Mobile Number:


I am:
an individual a company a small business


Product of interest:

Required date:

Alternatively, you can contact us like this:

If you're not sure which product you need, try our Quick Product Finder

AC-DC Power Supplies

AC-DC Power Supplies


300-600W Constant Current Power Supplies

The EVS series of constant current power supplies are available in two power levels, 300W convection cooled and 600W fan cooled, and are suitable for charging batteries in energy storage systems. They are also ideal for other applications requiring constant current operation such as water purification systems and electroplating. Remote on/off option is available and parallel operation is supported. An external reverse protection module, the RP6020 is available as an accessory. (Note: As of April 1st, 2018 the EVS-RP6020 has been renamed RP-60-20)



  • 300W Convection cooled and 600W fan model
  • Suitable for battery charging
  • CC (constant current) mode
  • CV (constant voltage) mode
  • 5 Year warranty


Product Range Information

Hide details

Show details

Part number Power (W) Output info Construction Status Datasheet
EVS18-16R7 300 18V / 16.7A
Enclosed Current product   Datasheet
EVS36-8R4 302.4 36V / 8.4A
Enclosed Current product   Datasheet
EVS36-16R7 601.2 36V / 16.7A
Enclosed Current product   Datasheet
EVS57-5R3 302.1 57V / 5.3A
Enclosed Current product   Datasheet
EVS57-10R6 604.2 57V / 10.6A
Enclosed Current product   Datasheet
Key : Current product

Quick Product Finder

Choose number of outputs:
Choose power supply type:

EVS videos

Range Overview Video

EVS 300-600W Constant Current Power Supplies Video

Our videos are hosted by Vimeo.By viewing this content you are agreeing to the Terms & Privacy Policy laid out on the Vimeo website.

EVS Technical Downloads

EVS In the TDK-Lambda Newsroom

Constant current power supplies charge energy storage systems
Read the article

Further Resources

TDK-Lambda - Trusted, Innovative, Reliable