USR-DR152 Serial-to-4G CAT-1 Cellular Converter Module
USR-DR152 RS232 UART TTL to Cellular 4G LTE CAT-1 Converter Module
With the inevitable retirement of 2G and 3G, expensive 4G CAT 4 networks, and slow NBIOT networks, LTE Cat 1 Modem USR-DR15X, provides new solutions for Medium Low Rate IoT communication and offers the best choice to users in terms of rate, latency, power consumption, cost and so on.
USR-DR152 is an ultra-small modem that has the advantages of high speed, low latency, and is simple to use. It has an external slot for SIM cards, supports bands
🔑 Key Features
- Multi-Interface Support: RS232, UART, & TTL serial communication
- 4G LTE CAT-1 Cellular: 10 Mbps DL / 5 Mbps UL speeds
- Industrial Design: Wide voltage input (5–36V DC), -40°C to 85°C operation
- Global Connectivity: Supports LTE bands 1/3/5/8/28
- FOTA Support: Remote firmware updates
- Plug-and-Play: Minimal configuration required
🏭 Applications
- Legacy industrial equipment modernization
- Remote SCADA systems monitoring
- Smart grid & utility meter data transmission
- Environmental sensor networks (air/water quality)
- Fleet tracking & telematics systems
- Agricultural IoT (soil sensors, irrigation control)
✅ Advantages
- Future-proof 4G LTE vs sunsetting 2G/3G
- 50% lower cost vs CAT-4 solutions
- Low latency (~100ms) for real-time control
- Industrial-grade durability (IP30, EMI shielding)
- Easy retrofitting of legacy serial devices
📐 Technical Specifications
| Interface | RS232, UART, TTL |
|---|---|
| Cellular | LTE CAT-1, Fallback to 2G/3G |
| Power | 5–36V DC, <1W idle consumption |
| Dimensions | 45mm × 32mm × 18mm |
| Certifications | CE, FCC, RoHS |
| Protocols | TCP/IP, UDP, HTTP, MQTT |
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USR-DR502-E-User-Manual
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