• Qtalis K901 GNSS Module
  • Qtalis K901 GNSS Module Easy Integration
  • Qtalis K901 GNSS Module Multi-anti Interference Technologies
  • Qtalis K901 GNSS Module Low Power Consumption
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Qtalis

K901 GNSS Module

High Precision RTK Positioning GNSS Module

K901 GNSS Module

$119.00 USD
$119.00 USD
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The K901 GNSS Module integrates the advanced QC7820 SoC to deliver high-precision, full-constellation GNSS positioning in a compact and power-efficient design. Featuring ultra-low power consumption, multi anti-interference technologies, and wideband reception capabilities, the K901 ensures stable and reliable performance even in challenging electromagnetic environments. With its space-saving SMT package and pin compatibility with industry-standard GNSS modules, the K901 enables easy integration and faster development for applications such as IoT devices, UAVs, and other size- and power-sensitive systems.

Key Features

  • Support GPS, BDS-2, BDS-3, GLONASS, GALILEO, 
    NAVIC, QZSS and SBAS
  • RF&BB Integrated High-Precision GNSS SoC Chip
  • Brand New Dual Core CPU Structure
  • Small Size & Low Power Consumption
  • Support PPP-B2b, PPP-HAS Service

Helpful Documentation

📄
Datasheet
📘
Manual
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Signal TrackingGPS: L1C/A, L2P, L2C, L5, L1C
BDS-2: B1I, B2I, B3I
BDS-3: B1I, B3I, B1C, B2a, B2b
GLONASS: G1, G2, G3*
Galileo: E1, E5b, E5a, E5 AltBoC*, E6c*
QZSS: L1C/A, L2C, L5, L1C
SBAS: L1C/A
NAVIC: L5
Cold Start< 20 s (Adding Acceleration Capture Module)
Hot Start (with RTC)< 10s (Typical)
Signal Reacquisition< 1s
RTK Initialization time< 5s (D < 10km)
Initialization Reliability> 99.9 %
Velocity accuracy≤ 0.02 m/s
Time Accuracy20ns
PPP Convergence Time< 15 min
Post Processing2.5 mm + 1 ppm Horizontal
5 mm + 1 ppm Vertical
Single Baseline RTK8 mm + 1 ppm Horizontal
15 mm + 1 ppm Vertical
DGPS<0.4 m RMS
SBAS1 m 3D RMS
Standalone1.5 m Horizontal; 3 m Vertical
PPP0.1 m Horizontal; 0.2 m Vertical
Size (L x W x H)12.2 mm × 16 mm × 2.5 mm
Weight1.0 g
Hardware interfaceLGA 24 pin
Power consumption0.35 W
Input voltage+ 3.3 V ± 5% DC
Working temperature-40 °C to + 85 °C
Storage temperature-55 °C to + 125 °C
LNA Power External+3.3V ~ +5V ± 5%VDC @ 0-100mA
LNA Gain20 ~ 35 dB (Suggested)
Impedance Matching50 Ω
UART 3
PPS 1
EVENT1
I2C1
Correction data I/ORTCM 2.X, 3.X
Position data output- ASCII (NMEA-0183): GGA, GSA, GSV, RMC, HDT, VHD, ZDA, VTG, GST, GLL
- Binary: ComNav Binary
- Position Output Rate: 1 Hz, 2 Hz, 5 Hz, 10 Hz, 20 Hz*, 50 Hz*