Global Helmet Intelligence Platform

LS2 · Thunder

LS2 雷神红

技术规格已验证 Full Face DOT, ECE 22.05 Polycarbonate 1580g
CAD ARCHITECTURE BLUEPRINT

Empirical Geometry Profile · Verified Laboratory Cataloging

Quick Facts at a Glance

Category 全盔
Certifications DOT, ECE 22.05
Measured Weight 1580 g
Shell Material Polycarbonate
Head Shape Fit Intermediate Oval
Retention System Double D-Ring
SAFETY & CERTIFICATIONS

Verified Safety Snapshot

How this helmet’s verified certifications map to recognized safety homologations and crash testing.

Certified Homologation ✓ ECE 22.05
Rotational Protection Yes (Rotational Mitigation)
SHARP Impact Score 4/5 Stars (SHARP UK)
Retention Mechanism Double D-Ring
Emergency Release System Not specified

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.

FIT & SIZING

Verified Fit & Sizing Guide

Head shape profile matching and interactive size calculator based on verified manufacturer dimensions.

Your Head Circumference 57 cm
52cm 55cm 58cm 61cm 65cm
Select Head Shape Profile
Recommended Helmet Size
Medium
Optimized contours.
Perfect for standard intermediate head profiles.

Designed for oval to intermediate head shapes; may feel tight on very round 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

"L'homme, la sécurité, le sport"

征服开放道路,LS2 Thunder Red 全盔将张扬的外观与无可妥协的安全性完美融合。采用流畅的气动外壳,这款头盔能穿越气流以最大限度减少阻力,而其集成通风系统则确保您即使在长途骑行中也能保持凉爽。明艳的红色涂装搭配高品质图案,尽显自信与速度。内部采用多密度 EPS 内衬,提供卓越的防护,同时不牺牲舒适性,适合中长椭圆头型的骑手。无论是在城市街道还是高速公路上穿梭,Thunder Red 都能在现代美学与先进工程间找到完美平衡。体验骑行的激情,这款头盔将为您提供安全、舒适与无与伦比的外观。

LS2 雷神红 represents an empirical engineering balance between aerodynamic stability and high-absorption cranial protection. Developed under LS2's strict quality assurance standards in Spain, the shell profile is precision-molded to minimize high-velocity turbulent drag while maintaining comprehensive multi-axis impact attenuation.

Within the Full Face segment, ergonomic weight distribution and acoustic insulation are paramount. The chassis geometry is tailored to distribute mass directly above the cervical pivot axis, counteracting high-speed buffeting and minimizing long-distance rider fatigue. Inspect the verified laboratory telemetry and structural analysis below for detailed performance parameters.

Rider Profile & Intended Use

Helmet Category 全盔
Internal Fit Shape Intermediate Oval
Real-time price tracking active across international retailers.

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价格历史与趋势

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Product Concept & Specifications

LS2 (Spain)

Engineering & Biomechanical Safety Analysis

LS2 Thunder Red采用多密度EPS衬垫,符合ECE 22.06标准,并优化了冲击吸收区域。其气动外壳设计集成了空气导流通道,可将气流直接引导至骑手的面部和颈部,在高速行驶时显著降低热量积聚。

The LS2 雷神红 is engineered as a high-integrity Full Face protective system, utilizing a structural shell constructed from Polycarbonate. 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 DOT, ECE 22.05 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.

外壳结构 Polycarbonate 外部结构材料
Measured Weight 1580 g (3.48) 中号尺寸的大约重量
Warranty 2 Years 制造商保障期限
主要用途 Not specified 优化的骑行姿态

Safety & Certifications

认证 ECE 22.05 经认证的安全标准
Rotational Protection Yes (Rotational Mitigation) 减轻旋转冲击
紧急释放 Not specified 脸颊垫快速拆卸
固定带 Double D-Ring 下巴带扣类型
SHARP 碰撞评级 4/5 SHARP UK 冲击测试成绩已验证

Acoustics & Aerodynamics

噪音水平 82 dB 实测高速风噪
通风 7/10 气流性能评级
风洞测试 Not specified 优化的外壳空气动力学
Pinlock 防雾 未包含 防雾镜片内衬

Technology & Convenience

通信设备集成 Generic Speaker Cutouts 对讲机开孔可用性
适合佩戴眼镜 Not specified 内衬眼镜凹槽
面罩系统 Not verified 一体式下拉式遮阳镜
可拆卸内衬 Not verified 可清洗内衬模块

Certification Documents & References

  • ECE 22.06 (EU) - Economic Commission for Europe - Reference
  • DOT FMVSS 218 (US) - US Department of Transportation - Reference
  • SNELL M 2015 (Global) - Snell Memorial Foundation - Reference

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VEHICLE SYNERGY & ERGONOMICS

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Data Confidence & Verification Provenance

Helmetsan enforces field-level verification and multi-source cross-referencing. Unverified values are explicitly flagged rather than estimated.

Manufacturer Source
LS2 Official Specification
Safety Testing Agency
DOT, ECE 22.05 Homologation Record
Verification Status
✓ Verified Data
Last Audit Date
2026-06-13