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Home / Development Boards & Control Boards / Low-Power IoT HaaS506-HD3 4G Cat1 LTE RTU Development Board with Python Support
Development Boards & Control Boards

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 15, 2026

Rating: 5/5

Low Power Consumption

Battery life is impressive in sleep mode. Great for solar-powered deployments.

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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