HT-500/504 Kilowatt E-Bike Helmet – NTA 8776 Certified


SKU: HT-500/504 /

Quick Overview

The Serfas® Kilowatt is E-Bike certified and features adjustable venting which be can be opened or closed depending on how much air flow you want, also a  bright built-in rear LED safety light for added visibility with additional reflective design accents, and an easy-to-adjust fit system.

Official NTA 8776 E-Bike Certified
Protects against impact at higher speeds, ideal for e-bike riders

Serfas® Two-Year Helmet Crash Replacement Program
Click Here To Register Product & View Program Guidelines





  • Tested and Officially Certified to NTA 8776 E-Bike Helmet Standards
  • Adjustable Top Vents (Slide Open/Close)
  • Built-In Rear Light
  • Rear-Facing Reflective Accents
  • Adjustable Straps
  • Easy-To-Adjust Fit System (Rear Knob)
  • Weight: 484 Grams
  • Sizes: S/M (54-58cm), L/XL (58-61cm)
  • Available Colors: Gloss Serfas® Orange, Gloss HI-VIS Yellow, Matte Black, Matte Sky Blue
  • Vent Count: 8

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Additional information




Gloss HI-VIS Yellow, Gloss Serfas® Orange, Matte Black, Matte Sky Blue


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