Open-Source Hardware

Hardware Products

Open-source IoT sensors for groundwater monitoring. Solar-powered, LoRa/cellular connected, built for the field.

Smart Well Level Meter

WX-Level

Continuous groundwater level monitoring

Submersible pressure transducer paired with a solar-powered ESP32 controller. Mounts on any monitoring or irrigation well and transmits water level, temperature, and battery status every 15 minutes via LoRa or cellular.

WX-Level — Smart Well Level Meter

Key Specifications

Measurement

Water Level

Pressure-based, 0–100 ft range

Accuracy

±0.1 ft

0.1% FS, temperature compensated

Connectivity

LoRa + Cellular

SX1276 915MHz + SIM7000G

Power

Solar + LiPo

6W panel, 6000mAh battery

Battery Life

Indefinite

30+ days without sun

Enclosure

IP67

3D-printed PETG + gasket

MCU

ESP32-S3

Deep sleep: 10 µA

Target BOM

~$85

At qty 100

Inside the Controller

What's inside

ESP32-S3 microcontroller, ADS1115 16-bit ADC, BME280 barometric sensor, LoRa and cellular modules, CN3791 solar MPPT charger, and a 6000mAh LiPo battery — all on a compact 80×50mm PCB.

WX-Level internal view