DFRobot SEN0663 Fermion PM2.5 Air Quality Sensor

DFRobot SEN0663 Fermion PM2.5 Air Quality Sensor represents a significant evolution in environmental monitoring technology, engineered around the Bosch BMV080, a small particulate matter sensing unit. Unlike traditional bulky alternatives, this ultra-compact breakout board utilizes innovative laser-based light scattering and a fanless measurement principle to deliver laboratory-grade precision in a footprint of just 24mm×20mm. By eliminating the need for mechanical fans, the optical counting module overcomes common industry pain points such as noise, dust accumulation, and mechanical failure, offering a lifespan of up to 10 years. Capable of simultaneously measuring PM1, PM2.5, and PM10 mass concentrations with an accuracy of ±10μg/m³, the DFRobot SEN0663 operates with ultra-low current consumption of 6μA in sleep mode. This combination of miniaturization, high precision, and energy efficiency makes the particulate matter detector the optimal solution for space-constrained applications, ranging from portable air monitors and smart home thermostats to battery-powered Internet of Things (IoT) nodes.

Features

Ultra-compact form factor
Precise particulate matter concentration measurement
Innovative fanless design
Noiseless device operation
Maintenance free

No inlets or channels needed - minimum industrial design impact on the host system
Novel principle, measuring in free space
Enables dust-proof or waterproof integration

Applications

Wearable technology - personal air quality trackers attached to clothing or backpacks
Smart home integration - retrofitting thermostats or smart speakers with environmental sensing
Silent air purification - bedside or library air purifiers where noise is unacceptable

Battery-powered IoT - remote nodes in mesh networks (LoRa/Zigbee^®) monitoring indoor/outdoor air
HVAC systems - duct-mounted sensors for demand-controlled ventilation

Specifications

Basic parameters
- 3.3V_DC operating voltage
- 70mA at 3.3V (continuous measurement mode) operating current
- 6μA at 3.3V sleep current
- I²C/SPI communication method
- The communication interface is a 2.54-7P pin header socket
- I²C address is 0x57 (default)/0x54/0x55/0x56
Physical dimensions
- 24mm × 20mm × 4.24mm dimensions
- 2.0mm mounting hole inner diameter
- 19mm mounting hole spacing

BMV080 parameters
- 0 to 1000μg/m³ PM2.5 measurement range
- 1μg/m³ PM2.5 output resolution
- ±10μg/m³ (0 to 100μg/m³), ±10% (101 to 1000μg/m³) measurement accuracy
- 0.5μm minimum detectable particle size
- Measurement mode is continuous measurement and periodic measurement
- 1.2s start-up time
- 10s stabilization time
- Condensation is not allowed on the laser diode
- Class 1 complies with the IEC 60825-1 standard laser class