Q73 Automotive-Grade Negative Ion Module

Developed in-house by MAXMAC, the Q73 is an automotive-grade negative ion module designed for in-vehicle air quality improvement. It efficiently releases negative ions to support particulate deposition and enhance cabin freshness and comfort. Built to automotive-grade standards, it delivers stable performance, strong EMC resistance, and reliable operation in demanding vehicle environments.

  • Efficient negative ion output for improved cabin air quality
  • Supports coordinated control with HVAC systems and air quality sensors
  • Automotive-grade reliability for demanding vehicle environments
Q73 Automotive-Grade Negative Ion Module
Negative Ion Technology Principle
Negative Ion Principle Diagram
Negative Ion Principle Diagram
Technical Specifications
Negative Ion Module
Operating Voltage
DC 9 – 16 V
Operating Current
≤ 40 mA
Standby Current
≤ 0.1 mA
Communication
Hardwired Communication
Ion Concentration
≥ 5 million pcs/cm³ (25 cm from the carbon brush, airspeed 3 m/s)
Ozone Concentration
≤ 0.05 PPM
Operating Temperature
-30 ℃ – +80 ℃
Storage Temperature
-40 ℃ – +85 ℃
Applications
Fresh Air Systems

Fresh Air Systems

Supports continuous air treatment in residential and commercial fresh air systems.

Air Purifiers

Air Purifiers

Compact and easy to integrate into purifier systems for enhanced active air treatment.

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