EWM528 LoRa MESH Wireless Modules
Industrial-grade 2.4GHz LoRa MESH networking modules with UART interface for decentralized IoT networks.
Model-Specific Introductions
EWM528-2G4NW20SX
20dBm output power LoRa MESH module with 2km range for medium-distance industrial sensor networks.
EWM528-2G4NW27SX
27dBm high-power version enabling 4km line-of-sight communication in harsh environments.
Key Features
Network Architecture
Decentralized MESH topology with self-healing and multi-hop routing capabilities
RF Performance
• 2400-2500MHz frequency range
• Up to 253Kbps air data rate
• 27dBm max TX power (27SX model)
Industrial Design
• -40°C to +85°C operating range
• 3.3V TTL UART interface
• IPEX/Stamp hole antenna options
Protocol Support
AT command configuration with 30+ programmable parameters
Technical Specifications
Electrical Parameters
• Operating voltage: 2.1-5.5V DC
• TX current: 150mA@20dBm / 340mA@27dBm
• RX current: ≤26mA
Mechanical Specifications
• EWM528-2G4NW20SX: 26×16mm
• EWM528-2G4NW27SX: 40.5×25mm
Communication Interfaces
• UART baud rate: 1200-2000000bps
• Packet size: 200 bytes max
• Configurable via AT commands
Application Scenarios
Industrial Automation
Wireless sensor networks for factory equipment monitoring
Smart Infrastructure
• Building automation systems
• Smart streetlight control networks
• Parking occupancy detection
Agricultural IoT
Soil monitoring networks across large farms
Energy Management
Distributed solar panel monitoring systems
Emergency Systems
Fire alarm networks with multi-path redundancy
Certifications & Compliance
FCC/CE/RoHS compliant (refer to official certification documents)
