Defend and extend the life of your electronics
Choose Rittal.
Heat is the enemy of extending the life of your electronics. Heat attacks your equipment from all sides: on the outside with extreme variations in ambient temperatures and inside with high thermal loads caused by the high density of components within the enclosure. The challenge is to manage temperatures consistently on both ends of the thermal spectrum in any environment.
Rittal industrial climate solutions lengthen the life of your components, optimize performance and reduce equipment failure. Time is money, and uptime ensures your operations are profitable.
Exterior heat factors
- Ambient temperature range and humidity
- Factory equipment heat emissions
- Level of dust or dirt
- Exposure to direct or indirect solar radiation
- Exposure to rain, snow, wind
- Presence of corrosive or abrasive chemicals and oils
- Environment requiring high-pressure wash down
- Amount of natural ventilation
Internal heat sources
- Power supplies
- Controllers, drives, servos
- Processors and server racks
- AC drives/inverters
- Microprocessor control gear
- VFD controllers
- Transformers
- PLC systems
- Communication products
- HMI systems
- Battery back-up systems
Air Cooling Solutions

TopTherm Fans & Filter Units
Everything about TopTherm is designed to be simple. TopTherm filter fans' quick-fit technology enables them to easily snap into prepared mounting cutouts. Additionally, reversing the fan motors to change the airflow direction is just as easy. The easily accessible louvered grill latches ensures effortless and efficient replacement of the filter mats, with no supplementary tools required. Rittal also ensures that TopTherm is globally compatible with any existing cabinet and enclosure product range. This makes the switch as simple as possible and preserves all existing throughput ratings and installation dimensions.
Features and Benefits:
- NEMA 12 out of the box, and NEMA 3R/4/4X with the rain hood
- Tool-free assembly
- Air cooling throughput from 20 to 700 m³/h
- A full range of available voltages bring cooling to any configuration
- New diagonal air flow technology for higher volume and more consistent cooling within the enclosure
- Minimum installation depth
- Intelligent symbiosis of radial and axial fan technology
- Nano-coated Condenser
- Air flow spreads diagonally from the fan, promoting a more even air distribution in the enclosure
Wall-mounted Cooling

TopTherm Blue e Cooling Unit
Rittal’s TopTherm Blue e wall-mounted air conditioners provide both high output and energy efficiency. It’s eco-mode precision adjustment with the Comfort Controller ensures that cooling rates are steady. Nano-coated condenser coils and integrated condensate evaporator resist corrosion and reduce maintenance time and cost while maintaining reliable cooling capacity.
Features and Benefits:
- Save up to 45% in energy consumption
- May be used with or without filter
- External, partial internal or full internal mounting options
- UL Type 12
- 1,000 – 15,000 BTU
- Available in carbon steel or 316 stainless steel 4X
- Nano-coated Condenser
- Integrated Condensate Evaporator

Blue e+ Cooling Unit
The Blue e+ wall-mounted cooling unit pioneers new standards in cost-effectiveness and energy conservation. Hybrid climate control merges speed-regulated components with patented heat pipe technology. On average, this combination saves up to 75% in energy costs over existing cooling solutions. Blue e+ units also offer a range of powerful new features that provide longer component life, flexibility and ease of use.
Features and Benefits:
- Constant temperature inside enclosure
- Active speed-governed circuit components for demand-based cooling
- Integral heat pipe for passive cooling
- Component-friendly cooling for long service life
- One standard model, one range of spare parts
- Fits standard cut-out for simple installation
- Multi-voltage capacity for international use
- Nano-coated condenser for clean reliability
- Industrial grade touch screen/IoT interface for intuitive controls
- Remote monitoring via Ethernet
- For environments ranging from -20°C to +60°C
- UL Type 12 and 3R
- 6,000 – 20,000 BTU

Wall-Mounted, UL Listed, Type 3R/4 Air Conditioning Units
Rittal’s Blue e, Wall-Mounted, UL Listed, Type 3R/4 air conditioning units are an excellent choice for indoor or outdoor enclosures where water is an issue, such as waste water facilities, transportation and toll booths, outdoor kiosks and food and beverage facilities. These air conditioners provide protection from the harmful effects on equipment due to the presence of water and external formation of ice. Rittal's use of nanotechnology helps resist filiform corrosion on condenser coils which offers greater energy efficiency. The coated condenser coils do not affect the cooling capacity of the unit and in most cases a filter is not required. This also enables longer intervals between service maintenance.
Rittal’s closed loop system maintains a Type 3R/4 rating and creates an environment in the enclosure that is cooler inside than the surrounding temperature. With an internal temperature set point of 35 °C, Rittal air conditioners are designed to operate at temperatures up to 50 °C.
Features and Benefits:
- Type NEMA 3R/4 for either indoor or outdoor use and provides protection from water, rain, sleet and snow
- Saves up to 45% in energy consumption
- Vandalism resistant controller located inside enclosure
- Rittal’s Comfort Controller for superior information display
- Functionality and capacity tested before shipment to ensure trouble free operation
- cUL US Listed
- Total cooling output of 0.50-2.50 kW
IT Cooling Solutions

TS IT Pre-Configured Enclosures
Smart Edge Solutions are designed for quick & easy deployment in working environments. Each solution is tailored to maximize the use of the rack space, control cooling, and offer remote monitoring and management. From small offices, network closets, factory floors to disaster recovery sites, these solutions have you covered.
Features and Benefits:
- Interfaces to all sensors, machines and devices
- Low latency in critical applications
- Capture & analysis of unstructured data to avoid unnecessary transmission to the cloud
- Interface to other edge data centers and to superimposed services in the cloud
Have Questions? Contact Us!
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Rittal Climate Control Solutions
Rittal industrial climate solutions lengthen the life of your components, optimize performance and reduce equipment failure. Time is money, and uptime ensures your operations are profitable.

Rittal Wall-Mounted AC Units
Rittal's TopTherm Blue e+ and Blue e Air Conditioners are designed to maintain a set temperature, making it one of the most flexible solutions for the dissipation of heat from enclosures and electronic cases. Click here to learn more:

Fans & Filter Units
Rittal's TopTherm Fans & Filter Units provide easy installation as well as, intelligent cooling to extend the life of your equipment, save costs and reducing downtime.