Product Details
Concentration - Difference (Switch - type) Oxygen Sensor KGD - 322
Product Introduction
The KGD - 322 oxygen sensor is a chip - type concentration -
difference (switch - type) oxygen sensor. It requires a reference
air sample to be compared with the exhaust gas in order to generate
a signal.
Product Features
- The chip is independently developed and produced.
- Stable signal, high accuracy, and long service life.
- High tolerance to moisture and deposits inside the exhaust pipe.
Technical Parameters
Items | Details |
Heater Resistance | 9Ω ± 1.5Ω |
Operating Voltage | DC 12V - 14V |
Measurable Air - Fuel Ratio Range | 0.98 - 1.02 |
Ignition Time | <15s |
IP Rating | IP67 |
Company Profile
Xi'an Kacise Optronics Co.,Ltd. is a professional manufacturer of
measuring instruments , located in China xi’an City. Since 2008,
Xi'an Kacise focused on the development and production of pressure,
level and flow measuring instruments .

We have been specializing in manufacturing pressure, level and flow measuring instruments and related products for 10 years. Based on experienced technical
and management personnel, through efforts of our entire staff, we
have become a professional measuring instrument manufacturer and
solution provider. And we are continuously trying to improve
product quality.

Xi'an Kacise is qualified with ISO 9001-2008, GJB 9001B-2009, CE,
intrinsic safety explosion-proof and isolated safety
explosion-proof certificates, etc. which ensure that our products
comply with international standards.

Kacise sensors have already been exported to America, Spain,
Australia, Chile and 20 other countries and regions, and received
many favorable feedbacks. Our overseas distributers are also
increasing. We regard “reasonable prices, efficient production time
and good after-sales service” as our tenet, and hope to cooperate
with more customers for mutual development.

Our goal is simple: to sell the best products at the best prices,
and provides industry-leading customer service. We personally get
to know each of our customers, and we know how to discover the most
valuable part of our business , to help others achieve their goals.