

TopTherm wall-mounted air-air heat exchanger with controller provides efficient electrical cabinet cooling, separate air circuits, low energy consumption, and reliable thermal management for industrial applications.
Item No :
SK Air/air heat exchanger TopThermVersion :
wall-mountedOrder(MOQ) :
1 pc(s).Color :
RAL 7035Weight :
8.94 kg
The TopTherm air-air heat exchanger wall mounted with controller is an industrial electrical cabinet cooling solution designed to remove excess heat from control enclosures while maintaining complete separation between the internal cabinet air and the external environment. This thermal management system helps maintain a stable operating temperature for sensitive electrical components such as PLCs, variable frequency drives, servo drives, and industrial control systems.
The TopTherm air-air heat exchanger uses a dual air circuit design to transfer heat without mixing internal and external air. The integrated internal fan circulates warm air from the electrical cabinet through the heat exchanger core, where heat is transferred to the external air circuit and discharged into the surrounding environment. This separated airflow structure prevents dust, moisture, oil mist, and other contaminants from entering the enclosure, making the unit suitable for demanding industrial environments.
| Article no. | Specific thermal output |
| SK 3126100 | 17.5 W/K |
| SK3126115 | 17.5 W/K |
| SK 3127100 | 30 W/K |
| SK 3127115 | 30 W/K |
| SK 3128100 | 45 W/K |
| SK 3128115 | 45 W/K |
| SK 3129100 | 60 W/K |
| SK 3129115 | 60 W/K |
| SK 3130100 | 90 W/K |
| SK 3130115 | 90 W/K |
Our engineers can help select the suitable air-air heat exchanger based on cabinet size, heat load, and operating environment.
Wall Mounted Air-Air Heat Exchanger Advantages
Separate internal and external air circuits
Protects against dust, moisture, and contaminants
Digital temperature controller included: Integrated controller automatically manages cabinet temperature.
Low energy consumption and low maintenance: Provides effective heat dissipation without refrigeration systems.
Easy wall-mounted installation: Wall-mounted design saves cabinet space and simplifies installation.
Reliable cooling for industrial electrical cabinets
Applications of TopTherm Air-Air Heat Exchanger

TopTherm wall mounted air-air heat exchangers are commonly used for:
Industrial automation cabinets
PLC control panels
CNC machine tools
Robot control systems
Manufacturing production lines
Outdoor electrical enclosures
How to Select the Right Air-Air Heat Exchanger?
Air-Air Heat Exchanger vs Enclosure Air Conditioner
| Air-Air Heat Exchanger | Enclosure AC | |
| Cooling method | Heat transfer | Refrigeration |
| Energy consumption | Lower | Higher |
| Maintenance | Low | Higher |
| Temperature below ambient | No | Yes |
| Suitable for | Moderate heat load | High heat load |
Accessories

3286410 Metal Filters
For cooling units: yes
For chillers: yes
For climate control door/section door: no
Packaging unit: 3 pc(s).

3286400 Filter Mat
For cooling units: yes
For chillers: yes
For climate control door/section door: no
Packaging unit: 3 pc(s).
Our Factory
FAQ
Q1: Does the TopTherm air-air heat exchanger include temperature control?
A: Yes. The wall-mounted TopTherm air-air heat exchanger is supplied with an integrated controller and digital temperature display. The electronic controller manages operation according to cabinet temperature and helps maintain stable thermal conditions for electrical components
Q2: How to select the right air-air heat exchanger?
A: Selection depends on cabinet heat load, ambient temperature, enclosure size, installation environment, and required cooling performance. Choose the suitable model based on actual thermal requirements.
Q3: What is the difference between an air-air heat exchanger and an enclosure air conditioner?
A: An air-air heat exchanger transfers heat through separate air circuits with low energy consumption, while an enclosure air conditioner provides active cooling for higher heat loads and hotter environments.
Q4: Is an air-air heat exchanger cost-effective?
A: Yes. It usually requires less maintenance and consumes less energy compared with refrigeration-based cooling solutions, making it suitable for many industrial applications.