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HJC · RPHA 1N

HJC RPHA 1N

DOT ECE 22.06 FIM
HJC RPHA 1N
HJC RPHA 1N
HJC RPHA 1N

Design Concept & Background

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HJC RPHA 1N is a high-performance motorcycle helmet engineered by HJC to meet high standards of safety and comfort. Inspect its detailed design background and specifications below.

Key Highlights:

PIM+ shell MIPS (Multi-directional Impact Protection System) Breathable ventilation system Adjustable cheek pads Intermediate Oval head shape Aerodynamic design Optimal airflow Pinlock MaxVision compatible

Rider Profile & Intended Use

Riding Style Track/Race
Internal Fit Shape Intermediate Oval
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Price History

Product Concept & Specifications

HJC (South Korea)

Engineering & Technical Analysis

HJC RPHA 1N 头盔采用先进的安全技术，包括 PIM+ 头盔外壳，提供卓越的抗冲击保护。同时具备舒适的设计，配备可调节的腮垫和透气通风系统，能有效减少长途骑行中的疲劳感。中椭圆头型设计确保中长椭圆形头型骑手佩戴贴合。

Fit & Shell Structure

Intermediate Oval Shape

Balanced oval fit: standard ergonomic curvature fitting 80%+ of riders.

[MATR.SHEL] Shell Construction PIM+ Outer structural material
[PHYS.MASS] Measured Weight 1500g (3.31) Approximate medium size weight
[COVG.YEAR] Warranty 1 Manufacturer coverage duration
[OPER.ROLE] Primary Use Case Track/Race Optimized riding orientation

Safety & Certifications

[SYS.CERT] Homologation ECE 22.06, FIM, DOT Certified safety standard
[SYS.PROT] Rotational Protection MIPS Mitigates rotational impact
[SYS.EQRS] Emergency Release Not Equipped Cheek pad quick removal
[SYS.LOCK] Retention Strap Double D-Ring Chin strap buckle style

Acoustics & Aerodynamics

84 dB
Acoustics
8 /10
Ventilation

Quiet Index: Superior sound damping and isolated ear cavity structures. High flow channels optimize high-velocity dynamic ventilation.

[AERO.TEST] Wind Tunnel Tested No Optimized shell aerodynamics
[VISR.FOG] Pinlock Tech Not Included Anti-fog shield insertion

Technology & Convenience

[SYS.COMM] Comms Integration Generic Speaker Cutouts Intercom cutout availability
[FIT.GLASS] Glasses Friendly No Inner lining eyewear grooves
[VISR.SYS] Visor Shield Tech Single Visor Integrated drop-down sun visor
[FIT.LINR] Removable Interior Partial / Fixed Washable lining modules

Regional Legality & Compliance

🇺🇸 US Street Legal
Required: DOT

Meets DOT FMVSS 218 standards for street use and FIM/ECE 22.06 for track use.

Regional Legality Guidance

US

Status: Street Legal

Required: DOT

Meets DOT FMVSS 218 standards for street use and FIM/ECE 22.06 for track use.

Certification Documents & References

  • ECE 22.06 (EU) - Economic Commission for Europe - Reference
  • FIM (EU) - Fu00e9du00e9ration Internationale de Motocyclisme - Reference
  • DOT (US) - National Highway Traffic Safety Administration - Reference

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