Honeywell City Technology  AA428-210 CiticeL O2 Oxygen Sensor with Molex Connector and Linear Output for Car, Hospital and All Industrial Area


AO2 oxygen sensors, also known as oxygen gas sensors or O2 sensors, are utilized in various industries, automotive applications, and healthcare settings due to their critical role in measuring oxygen levels. Here's how they are important in each context:

Industrial Applications:

  1. Safety Monitoring: In industrial environments, where oxygen levels can be crucial for worker safety, AO2 oxygen sensors are used to continuously monitor oxygen concentrations. They ensure that the oxygen levels remain within safe limits to prevent the risk of oxygen deficiency or oxygen enrichment, both of which can pose serious health and safety hazards.

  2. Process Control: Industries such as chemical manufacturing, food production, and pharmaceuticals rely on precise control of oxygen levels for efficient and safe processes. AO2 oxygen sensors provide real-time data that helps maintain optimal oxygen concentrations, ensuring consistent product quality and process efficiency.

  3. Environmental Monitoring: Some industrial processes release gases that can affect the surrounding air quality. AO2 oxygen sensors are integrated into environmental monitoring systems to measure oxygen levels and assess the impact of these processes on the environment.

Replacement Honeywell City Tech Oxygen Sensor | Match Sensor alignment keys with reciprocating grooves in the sensor slot

Automotive Applications:

  1. Engine Performance: As mentioned earlier, in the context of cars, AO2 oxygen sensors play a crucial role in optimizing engine performance and fuel efficiency. They help regulate the air-fuel mixture, leading to cleaner combustion, reduced emissions, and improved mileage.

  2. Emission Control: Modern vehicles are required to meet stringent emission standards. AO2 oxygen sensors assist in reducing harmful emissions like carbon monoxide, hydrocarbons, and nitrogen oxides by ensuring that the catalytic converter functions effectively.

Honeywell | City Tech | AO2 Sensor | AA428-210 | Replacement | Order Online | Buy from Spantech Products

Healthcare Settings:

  1. Medical Devices: In hospitals and healthcare facilities, AO2 oxygen sensors are used in various medical devices, such as ventilators and anesthesia machines, to monitor the oxygen concentration in the inhaled and exhaled air of patients. This ensures that patients receive the appropriate levels of oxygen during medical procedures.

  2. Patient Monitoring: AO2 oxygen sensors are integrated into patient monitoring systems to continuously measure oxygen saturation in a patient's blood. This information is critical for assessing respiratory function and providing appropriate medical interventions.

  3. Oxygen Therapy: In scenarios where patients require supplemental oxygen therapy, AO2 oxygen sensors are used to monitor and regulate the flow of oxygen to ensure that patients receive the prescribed levels of oxygen for their condition.


Honeywell City Technology  AA428-210 CiticeL O2 Oxygen Sensor



Our Best Seller AO2 CiTiceL® Oxygen (O2) Gas Sensor Part Number: AA428-210


Your Dynamic Snippet will be displayed here... This message is displayed because you did not provided both a filter and a template to use.


Need help?

Get answers to your AO2 Oxygen sensors frequently asked questions  Honeywell CiticeL Sensors

Don't hesitate to email us sales@spantech.co.uk if you need assistance.