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AT128

Auto-Grade Hybrid Solid-State Lidar for ADAS
OEM-Installed on series production vehicles

AT128 Auto-Grade Hybrid Solid-State Lidar

Small Form Factor, Seamless Vehicle Integration

Key Specifications

1200 × 128 Overall Resolution
1,536,000 points/s Data Points Generated
200 m@10% Range
120° × 25.4° Field of View
0.1° (H) × 0.2° (V) Resolution
18 W Power Consumption
137 mm × 112 mm × 47 mm Dimensions (W × D × H)

Ultra-High Resolution

Genuinely 128 channels, evenly distributed to effectively detect cars and pedestrians up to 200 meters away

AT128
0.1°×0.2°

Other lidars
0.2°×0.2°

* Lidar is 200 m away from the target.

Over 1.53 Million Data Points Per Second

200m Effective Detection, Ultra-Wide Unstitched FOV of 120°

Designed for ADAS, Automotive-Grade and Mass-Produced

All key components meet AEC-Q and other relevant standards.

More than 50 design validation (DV) tests, conducted according to internationally recognized OEM standards such as electrical, mechanical, climatic, sealing, material, and EMC tests.

UV Aging UV Aging
IP6KX Dust Resistance IP6KX Dust Resistance
High-Temperature Operation High-Temperature Operation
Low-Temperature Wakeup Low-Temperature Wakeup
Humid Heat Cyclic Humid Heat Cyclic
Mechanical Shock Mechanical Shock
Salt Spray Salt Spray
IPX7&IPX9K Water Resistance IPX7&IPX9K Water Resistance
Thermal Shock with Water Splash Thermal Shock with Water Splash
Vibration with Thermal Cycling Vibration with Thermal Cycling

Other Features

Interference Rejection

Interference Rejection

Proprietary technology to individually encode each laser beam, rejecting interference from all other lidars.

Functional Safety

Functional Safety

Meets ASIL-B

Comprehensive fault diagnostics, with > 90% diagnostic coverage

≤ 100 ms FTTI (fault tolerant time interval).

Cybersecurity

Cybersecurity

Rigorous compliance to ISO 21434

Core technologies such as signatures, encryption, and client authentication

Secure upgrade, secure operation, and secure boot, preventing cyber attacks such as hacking and tampering

禾赛, 禾赛科技, 激光传感器, 激光雷达

AT128

*The appearance of products published on this website may vary due to screen display settings, production batches, and customization. Please refer to the actual sample/product; The product specifications shown on this website are typical values under specific test conditions and may slightly vary due to production batches, software and hardware versions, as well as application conditions. Please refer to final factory inspection. For product certification information, please refer to official certifications. Hesai reserves the right of final interpretation of the information on this website.