SGP30 SGP40 SGP41 gas sensor TVOC eCO2 carbon dioxide measurement formaldehyde module

Description

Introducing the SGP30 / SGP40 / SGP41 Gas Sensor Module – the ultimate solution for precise indoor‑air‑quality monitoring. Engineered to measure Total Volatile Organic Compounds (TVOC), equivalent CO₂ (eCO₂), carbon dioxide, and formaldehyde, this compact module delivers reliable data for smart home devices, HVAC systems, air purifiers, and IoT applications.

Why Choose the SGP30 / SGP40 / SGP41 Sensor?

Designed with Bosch’s advanced metal‑oxide technology, the sensor provides fast response times, low power consumption, and long‑term stability. Whether you’re building a prototype or a commercial product, this module offers the flexibility and accuracy you need to ensure a healthier environment.

Key Highlights

• Multi‑gas detection: TVOC, eCO₂, CO₂, and formaldehyde in a single package.
• High accuracy: ±15 % for eCO₂ and ±10 % for TVOC across a wide range.
• Low power draw: Ideal for battery‑operated and portable devices.
• Compact form factor: 5 × 5 mm footprint, easy to integrate on PCBs.
• I²C interface: Simple connection to microcontrollers, Raspberry Pi, Arduino, and ESP‑based boards.
• Self‑calibration algorithm: Maintains sensor reliability over months of use.
• Robust temperature range: –40 °C to 85 °C operating environment.

Technical Specifications

• Measurement Range: TVOC 0‑60 000 ppb, eCO₂ 400‑60 000 ppm, Formaldehyde 0‑10 ppm.
• Resolution: TVOC 1 ppb, eCO₂ 1 ppm.
• Supply Voltage: 1.8 V – 3.6 V.
• Current Consumption: < 1 mA (typical) in active mode.
• Interface: I²C (standard 7‑bit address 0x58).
• Operating Temperature: –40 °C to 85 °C.
• Storage Temperature: –40 °C to 125 °C.

Perfect For

Smart home air‑quality monitors, portable environmental testers, HVAC control units, wearable health devices, and any IoT project that requires real‑time detection of indoor pollutants.

SEO Keywords

SGP30 sensor, SGP40 sensor, SGP41 sensor, TVOC gas sensor, eCO₂ measurement module, carbon dioxide sensor, formaldehyde detection, indoor air quality sensor, I²C gas sensor, low‑power air quality module.