Deoxygenation Nitrogen Adsorber
This professional controlled atmosphere equipment, the KEDA Deoxygenation Nitrogen Adsorber, combines superior performance and easy operation. Equipped with a complete intelligent electronic control system, this Deoxygenation Nitrogen Adsorber realizes fully automatic operation. It can be started with one click without continuous on-site supervision, greatly simplifying the operational process of atmosphere adjustment for storage spaces.
Fitted with high-precision sensors and intelligent self-diagnosis & alarm functions, the Deoxygenation Nitrogen Adsorber monitors operating status in real time and sends timely alerts for abnormalities to avoid losses caused by malfunctions.
The whole machine of this professional deoxygenation nitrogen adsorption equipment is made of high-quality stainless steel with reliable core parts. It resists low temperature and high humidity, perfectly adapting to harsh storage environments.
Featuring stable operation and low failure rate, the Deoxygenation Nitrogen Adsorber works reliably for long-term use, greatly reducing daily maintenance work and safeguarding your storage business. Its excellent structural design and intelligent control system endow the equipment with lasting and stable deoxidation and nitrogen supply capabilities, which can fully meet the long-term and stable atmosphere protection needs of various storage scenarios.
Specifications
|
Model |
O₂ Detection Range |
O₂ Reduction Capacity |
Power Supply |
Weight/kg |
Dimensions/cm |
|
CAKFD-O₂-100 |
0-25% |
50T per 24 hours |
380V±5%, 1.7kw |
1200kg |
106*200*200 |
|
CAKFD-O₂-200 |
0-25% |
100T per 24 hours |
380V±5%, 2.6kw |
1200kg |
106*200*200 |
|
CAKFD-O₂-300 |
0-25% |
150T per 24 hours |
380V±5%, 6.8kw |
1200kg |
106*200*200 |
|
CAKFD-O₂-400 |
0-25% |
200T per 24 hours |
380V±5%, 5.6kw |
1200kg |
106*200*200 |
|
CAKFD-O₂-500 |
0-25% |
250T per 24 hours |
380V±5%, 9.7kw |
1200kg |
106*200*200 |

Core Advantages
AB-Tower Continuous PSA Technology: Dual tower alternate operation for uninterrupted nitrogen making & deoxygenation. Closed loop circulation improves oxygen reduction efficiency and shortens time to reach target gas setpoint.
PLC Fully automatic Control: Auto run after target oxygen value setting, real time O₂ monitoring and auto start stop, minimum manual operation required.
Uniform Gas Distribution: Optimized circulation pipeline design ensures even oxygen reduction, no dead corners inside CA storage.
Auto Gas supplement for Pressure Balance: Built in gas supplement module balances positive & negative pressure, protects cold room structure.
Energy saving & Stable Performance: Carbon molecular sieve physical adsorption without chemical reaction. Low power consumption for long term non-stop cold-storage operation.
Modular & Maintainable Cabinet: Modular layout for easy inspection and component replacement, cut after sales maintenance cost.
Suitable for Large scale CA Projects: Large processing capacity. Multiple units can work in parallel to satisfy extra large volume storage demands.
Application Cases
Large scale CA storage projects: Long term storage for apples, kiwifruits, table grapes, pears and other bulk fruits at producing areas.
CA warehouses for export oriented fruits & vegetables: Create low oxygen storage environment to match long ocean shipping preservation requirements.
Logistics & industrial park CA storage clusters: Multiple room preservation projects, support multi unit parallel connection.
Retrofit for existing cold rooms: Upgrade air tight qualified ordinary cold storage into standard CA storage by adding this deoxygenation nitrogen adsorber.
Large processors & agricultural cooperatives: Mass volume raw produce long time preservation for stable raw material supply.
Fruit and Vegetable Case Studies
With low-oxygen atmosphere created by Deoxygenation Nitrogen Adsorber, pears and jujubes come out after long-term CA storage. Fruits remain plump with bright intact peel. It effectively restrains reddening & browning of jujubes and flesh softening of pears. Excellent firmness retention and low shriveling. Original crispness and color are well-kept. Longer post-storage shelf-life supports long-distance export supply.


FAQ
Q: Can the deoxygenation nitrogen adsorber be installed inside CA cold room?
A: It shall be installed in external machine room and connected to storage room by pipelines. Do not place the unit inside low temperature high humidity cold room.
Q: What storage volume can one CAKFD O2 100 unit handle?
A: It is designed for large volume CA rooms. Real applicable capacity depends on crop varieties and room air tightness. We provide projectbased selection calculation.
Q: Can several units work in parallel?
A: Yes. Parallel connection is available for extralarge CA storage projects to raise overall oxygenremoval capacity.
Q: Will poor air tightness of cold room affect machine performance?
A: Yes. Good air tightness is essential for CA storage. Air leakage leads to continuous oxygen ingress, causes frequent unit start stop, fails target low oxygen atmosphere and increases power consumption.
Q: Does the machine require full time manual attendance?
A: It runs fully automatically after oxygen level setting, 24 hour on site attendance is unnecessary. Regular inspection and oxygen sensor calibration are recommended.
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