HJC · RPHA 1N
HJC RPHA 1N Schwarz
Quick Facts at a Glance
Verified Safety Snapshot
How this helmet’s verified certifications map to recognized safety homologations and crash testing.
Safety standards compliance is based on official manufacturer documentation and public safety laboratory test results. Always verify regional compliance labels on the physical helmet prior to use.
Verified Fit & Sizing Guide
Head shape profile matching and interactive size calculator based on verified manufacturer dimensions.
Intermediate oval head shape, fits medium to long oval-shaped heads.
How to measure
Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, and repeat for consistency.
Design Concept & Background
"Safety First"
The HJC RPHA 1N helmet embodies the perfect blend of sleek styling and advanced engineering, delivering unparalleled performance and protection on the track. Its aerodynamic design slices through the air with ease, reducing wind resistance and drag while maintaining a stable and secure fit. The ventilation system is meticulously crafted to provide optimal airflow, keeping the rider cool and focused during even the most intense rides. With its sleek, streamlined appearance, the RPHA 1N helmet is not only a formidable competitor on the track but also a stylish statement piece. Its advanced engineering and cutting-edge features make it the ultimate choice for riders who demand the best. Whether you're pushing the limits of speed or simply enjoying a spirited ride, the HJC RPHA 1N helmet has got you covered.
Key Highlights:
Rider Profile & Intended Use
Wo kaufen
| Händler | Preis | Availability | |
|---|---|---|---|
| Amazon (US) | Aktuellen Preis prüfen | Auf der Website ansehen | Preis prüfen → |
Preisverlauf & Trends
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Product Concept & Specifications
HJC (South Korea)Engineering & Biomechanical Safety Analysis
HJC RPHA 1N Black Helm mit PIM+ Schale für außergewöhnliche Sicherheit und Langlebigkeit. Bietet einen bequemen Sitz dank der Intermediate Oval Kopfform und einem verstellbaren Belüftungssystem für optimale Luftzirkulation. Dieser Renn-/Rennstreckenhelm ist für ein sicheres und kühles Fahrerlebnis konzipiert.
The HJC RPHA 1N Schwarz is engineered as a high-integrity Track/Race protective system, utilizing a structural shell constructed from PIM+. This structural layup is engineered to provide progressive kinetic energy dissipation during impact deceleration, distributing localized shock across outer lamina layers while minimizing deformation transfer into the internal multi-density EPS liner.
Certified to ECE 22.06, FIM, DOT protocols, the architecture is subjected to rigorous linear deceleration limits and oblique impact evaluations to mitigate rotational acceleration forces associated with diffuse axonal injury. For a deeper breakdown of rotational thresholds and impact testing speeds, consult our ECE 22.06 vs DOT vs SNELL engineering benchmark.
Internal geometry follows a Intermediate Oval cranial profile, designed to mitigate focal pressure hot spots across the parietal ridges while maintaining uniform radial clamping pressure along the zygomatic arch. Riders seeking optimal retention stability and break-in guidance should review the cranial aspect ratios and head shape guide as well as our 3D cheek pad density protocol.
Shell composite integrity and acoustic sealing are further optimized through channelized EPS porting and aerodynamic laminar profiling. To learn how shell composites resist stress cracking under prolonged environmental cycling, inspect the composite material comparative matrix.
Fit & Shell Structure
Intermediate Oval Shape
Balanced oval fit: standard ergonomic curvature fitting 80%+ of riders.
Safety & Certifications
Acoustics & Aerodynamics
Technology & Convenience
Regional Legality & Compliance
Meets DOT FMVSS 218 standards for street use and FIM/ECE 22.06 for track use.
Regional Legality Guidance
Certification Documents & References
Interactive Size & Fit Finder
Intermediate oval head shape, fits medium to long oval-shaped heads.
How to measure
Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, and repeat for consistency.
Geo Pricing & Availability
| Country | Price | Availability | Source | Updated |
|---|---|---|---|---|
| US | 699.99 USD | In Stock | Official | 2024-05-22 |
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Compatible Motorcycles for the HJC RPHA 1N Schwarz
Aerodynamically sculpted for high-velocity chin-on-tank tuck, negative lift, and wide track peripheral visibility.
Data Confidence & Verification Provenance
Helmetsan enforces field-level verification and multi-source cross-referencing. Unverified values are explicitly flagged rather than estimated.