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4G GPS Module for Fleet Management with NMEA GGA Output

Categories GNSS Module
Place of Origin: China
Model Number: WT-11-AKL
Price: CN¥20.69/pieces 1-499 pieces
Type: GNSS Module
Country of Origin: Shenzhen Guangdong, China
Brand: OTW
Chipset: XX
Application: Positioning, surveying and mapping, etc
Operating mode: GPS+GLONASS+ BDS
Baud rate: 4800bps-921600bps,Default9600bps
NMEA messages: RMC,VTG,GGA,GSA,GSV,GLL
Update frequency: 1Hz-10Hz(default 1Hz)
Voltage: 3.6V to 5.5V
Power consumption: 25 mA @3.3V
Size: 9.7mm*10.1mm*2.4mm
Output Mode: UART+TTL
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4G GPS Module for Fleet Management with NMEA GGA Output

WT-11-AKL 4G Mini GPS Module for Fleet Management
WT-11-AKL 4G Mini GPS Module for Fleet Management with NMEA GGA Output
Product Overview

Compact GNSS module with NMEA GGA output, designed for precise positioning in fleet management, surveying, and mapping applications. Features multi-system support including GPS, GLONASS, and BDS.

WT-11-AKL GPS Module front view WT-11-AKL GPS Module side view WT-11-AKL GPS Module technical diagram
Key Specifications
ModelWT-11-AKL
Receiver TypeBDS: B1I+B1C
GPS/QZSS: L1C/A
GLONASS: L1
ProtocolNMEA-0183 compliant or custom protocol
Baud Rate4800bps~921600bps (default 9600bps)
Channels32
SensitivityTracking: -162dBm
Capture: -160dBm
Cold start: -148dBm
Start TimeCold start: 29s average
Hot start: 1s average
AccuracyHorizontal position: <2.5m with SBAS
Max Height18000m
Max Speed515m/s
Max Acceleration≤4G
Update Rate1Hz-10Hz
Physical Characteristics
Package Type18PIN LCC
Dimensions9.7mm × 10.1mm × 2.4mm (±0.5mm)
WeightLightweight design
Power Requirements
Voltage Range3.6V~5.5V
Power Consumption25mA @3.3V (running mode)
8mA @3.3V (standby mode)
Environmental Specifications
Operating Temperature-40℃ to 85℃
Storage Temperature-40℃ to 85℃
Humidity Range5% to 95% non-condensing
Additional Technical Details
Output ModeUART+TTL
NMEA MessagesRMC, VTG, GGA, GSA, GSV, GLL
Positioning ModeA-GNSS
WT-11-AKL module pin configuration WT-11-AKL module technical specifications WT-11-AKL module application diagram
Key Features
  • Multi-constellation support (GPS+GLONASS+BDS)
  • Compact 18PIN LCC package design
  • Low power consumption for extended operation
  • High sensitivity receiver for challenging environments
  • Wide operating voltage range (3.6V-5.5V)
  • Robust performance across extreme temperatures
  • Configurable update rate from 1Hz to 10Hz
Note: All specifications are typical values measured at 25°C unless otherwise noted.
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