1408 Channels GPS GNSS Receiver Smallest IMU RTK

The 1408 Channels IMU RTK GNSS Receiver (L2) is an ultra-compact geodetic-grade GNSS positioning device designed for high-accuracy surveying, GIS data collection, and field mapping.

With advanced multi-constellation support, integrated IMU tilt compensation, and centimeter-level RTK precision, it delivers professional surveying performance in an extremely lightweight 170g form factor.

The L2 IMU RTK GNSS receiver is engineered for modern surveying professionals who require portability without compromising accuracy. It supports 1408 tracking channels and full GNSS constellations, ensuring stable performance even in challenging environments such as urban canyons, forests, and complex terrain.

Its integrated calibration-free IMU module allows tilt surveying up to 60°, significantly improving productivity in field operations.

Key Features & Benefits

Ultra-Lightweight Design

• Weighs only ≤170g
• Compact body (108 × 56 × 35 mm)
• Easy to mount on poles, backpacks, or mobile setups

Advanced 1408-Channel GNSS Engine

• High-density 1408 tracking channels
• Multi-constellation support: GPS, GLONASS, Galileo, BDS, QZSS, SBAS
• Reliable signal tracking in obstructed environments

Integrated IMU RTK System

• Built-in IMU tilt compensation module
• No calibration required
• Resistant to magnetic interference
• Supports tilt surveying up to 60°

High Precision Positioning

• Horizontal accuracy: 8 mm + 1 ppm RMS
• Vertical accuracy: 15 mm + 1 ppm RMS
• Velocity accuracy: ≤0.03 m/s

Fast Initialization & Stable Performance

• Cold start: ≤30 seconds
• Hot start: ≤3 seconds
• Quick field deployment with minimal downtime

Durable & Field-Ready

• IP65/IP67 water, dust, and sand resistance
• Shockproof: survives 2m pole drop onto concrete
• Designed for harsh surveying environments

Long Battery Life

• Built-in 1800mAh lithium-ion battery
• Up to 10+ hours continuous operation
• USB Type-C fast charging (5V/2A)

Technical Specifications

Applications & Use Cases

The 1408 Channels IMU RTK GNSS Receiver L2 is suitable for multiple professional industries:

• Land surveying and cadastral mapping
• Construction site layout and engineering projects
• GIS data collection and spatial analysis
• Pipeline and utility mapping
• Urban planning and infrastructure development
• Personnel positioning and field mobility tracking
• Environmental and terrain surveying

Advantages for Survey Professionals

• Eliminates need for constant pole leveling due to IMU tilt compensation
• Increases productivity in difficult terrain and tight spaces
• Reduces setup time with fast GNSS initialization
• Ensures stable performance in multi-path or obstructed environments
• Lightweight design reduces operator fatigue in long field sessions

Frequently Asked Questions

What is the accuracy of the L2 IMU RTK GNSS Receiver?

It provides 8 mm + 1 ppm horizontal accuracy and 15 mm + 1 ppm vertical accuracy under RTK conditions.

Does the device require IMU calibration?

No. The integrated IMU module is calibration-free and designed for immediate use.

What satellites does it support?

It supports full multi-constellation tracking including GPS, GLONASS, Galileo, BeiDou, QZSS, and SBAS systems.

How long does the battery last?

The built-in 1800mAh battery provides up to 10+ hours of continuous operation.

Can it work in challenging environments?

Yes. The 1408-channel engine ensures stable tracking even in urban, forested, or obstructed environments.

What makes this GNSS receiver unique?

Its combination of ultra-light 170g body, IMU tilt RTK up to 60°, and 1408-channel tracking makes it one of the most compact professional surveying receivers available.