Modlite Systems Replacement Light Heads OKW & IR-850 FDE / Black (Surefire M600DF replacement)

Replacement light heads

OKW light head

The OKW light head is a direct replacement for the Surefire M600DF head. It can be used with the Modlite 18650 body or the smaller Modlite 18350 body. While lumen output is only 680 lumens, throw is about 400% greater than the M600DF. Best suited for situations where extreme throw is needed.

• Hand assembled and tested in the USA
• Lifetime guarantee
• Approximately 680 out-the-front lumens and ~69,000 candela
• 6061 Series aluminum bezel with Mil-Spec hard anodizing
• Ultra-clear BOROFLOAT® lens (98–99% light transmittance)

IR-850 light head

The IR-850 light head can be used with the Modlite 18650 body, Modlite 18350 body, or the Surefire M600DF Dual Fuel body. It is a dedicated IR illumination head designed to output IR light in the 850nm spectrum.

• Hand assembled and tested in the USA
• Lifetime guarantee
• Approximately 1100mW IR output
• 6061 Series aluminum bezel with Mil-Spec hard anodizing
• Ultra-clear BOROFLOAT® lens (98–99% light transmittance)

Notes / compatibility

• Lithium CR123 cells are not supported and using them may cause cells to heat up and potentially explode or catch fire.
• Recommended: KeepPower 18650/18350 high drain cells
• Runtime: about 120 minutes with 18650 and about 50 minutes with 18350.
• Do not stack 18350 cells into an 18650 body.
• Use 18650 cells in 18650 bodies and 18350 cells in 18350 bodies.