Our store has a featured set of products; not all products are shown. If you need assistance or do not see a product you are looking for please contact us.


Your Cart is Empty

340nm UVB LED - Chip-on-Board (COB) Packages - High and Medium Power

Item Description

We offer 340nm UVB LEDs on chip-on-board (COB) packages. See the Tech Specs tab above for a summary table of product features. Select your chosen device at the pull down tab.

  • Medium power 15mm COB
  • High power 20mm COB

LED are also available in SMD configurations on the SMD pages in the store. Violumas UVC LEDs have high output and low power consumption.

To see the full line of Violumas UV LEDs that we offer click here.

If you are pulsing your LEDs see the UPS Driver Board for programmable control of your devices.

Product Technical Specs

  • Summary product specifications are below
  • View and download the detailed product sheet at the Download PDF tab
  • Please contact us with any questions for or assistance via our contact request page or at 617-566-3821
Medium Power COB High Power COB
Power output 210 mW 750 mW
Forward current 350 mA 350 mA
Forward voltage 4.8 V 19 V
Peak wavelength 340 +/- 5 nm 340 +/- 5 nm
Spectrum FWHM 12 nm 12 nm
Viewing angle (half power) 60 deg. 90 deg.
COB 15 x 15 mm 20 x 20 mm