A
Anonymous
Apr 15, 2026
Rating: 5/5
Low Power Consumption
Battery life is impressive in sleep mode. Great for solar-powered deployments.
Description
Low-Power IoT HaaS506-HD3 4G Cat1 LTE RTU Development Board with Python Support
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Development Boards & Control Boards |
| Origin | - |
| Main Controller | HaaS506 SoC |
| Cellular Network | 4G Cat.1 LTE |
| Scripting Language | MicroPython Supported |
| Power Supply | 3.3V to 5.0V DC |
| Operating Temp | -40°C to 85°C |
| Board Size | 55 x 30 x 10 mm |
| Weight | 15 grams |
| GPIO Interfaces | 20+ Programmable Pins |
| LTE Bands | B1/B3/B5/B8/B34/B38/B39/B40/B41 |
| Certifications | CE, FCC, RoHS Compliant |
5 reviews
A
Anonymous
Apr 10, 2026
Rating: 4/5
Solid Hardware
Performance matches the specs. Price point is reasonable for Cat.1 capabilities.
A
Anonymous
Mar 27, 2026
Rating: 5/5
Excellent LTE Stability
Connected immediately to the network. Python scripting is very intuitive for this hardware.
A
Anonymous
Mar 08, 2026
Rating: 4/5
Good for RTU Projects
Works well for remote telemetry. Wish the antenna connector was slightly more robust.
A
Anonymous
Mar 07, 2026
Rating: 5/5
Easy Setup
Documentation was clear. Got the first script running in under an hour.
5 FAQ
Q: SIM card size?
A: This board requires a standard Nano-SIM card.
Q: Max current draw?
A: Peak current is around 200mA during transmission, much lower in idle.
Q: Windows driver needed?
A: Yes, please install the CP210x USB drivers for serial communication.
Q: Is MQTT supported?
A: Yes, MicroPython libraries include MQTT client functionality.
Q: Debugging interface?
A: It supports UART debugging via the USB port.
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