Resilient in harsh environments, from furnaces to freezers: the advantages of industrial equipment with a wide operating temperature range
Date: 07/21/2025 | By: IDEC HQ
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For many people, the workplace is a temperature-controlled office – or home, where they can adjust the thermostat.
For others, it could be:
A frosty cold storage warehouse
A sunlit, humid greenhouse
A hot or cold rolling production line
A welding station
Temperature plays a vital role in many industrial processes in these environments. Businesses in some industries, such as food or pharmaceuticals, may even be legally required to implement and maintain strict temperature controls for regulatory compliance.
As a result, industrial work environments can be significantly hotter or colder than the average office.

Hot or cold, workers always need to be able to trust in devices and equipment
Safety and reliability are critical in any climate.
Regardless of the temperature, a key safety consideration is for the tools and equipment workers rely on to do their jobs.
High temperatures could cause parts to overheat and change shape.
Freezing temperatures could crack and shatter fragile materials, or solidify liquids and gels.
In both cases, the industrial equipment used in that environment must be resilient and durable in order to avoid downtime, damage, and other safety risks.
Choosing equipment with a wide operating temperature range helps to ensure their consistent performance in various working conditions.
Increased reliability you can immediately see from the product data
The ‘operating temperature range’ is the ambient temperature range at which the equipment works safely, reliably and effectively. You’ll find this information in the product specifications (on the datasheet).
A device may still work outside of its stated operating temperature range, but it may not perform at its best.
The ambient temperature range in commercial environments is typically narrower than that for industrial environments. As just one example, many commercial devices are not rated for use below 0°C. This difference makes purpose-made industrial components more robust and durable than commercial equivalents by design.

Higher tolerance to extreme temperatures widens the use possibilities for industrial equipment
Various products with high or low temperature tolerance fit the needs of specific use cases. Depending on your application, you may need a more flexible solution.
There are many potential advantages of using industrial equipment with a wide operating temperature range. Devices that work effectively in both hot and cold environments can be considered for a greater variety of applications:
Medical and pharmaceutical: production processes, sterilization, temperature-controlled storage, etc.
Manufacturing and machine tools: hot working and cold working with metals, welding, furnaces, cooling processes, etc.
Construction and agriculture: varying climates and indoor/outdoor temperatures
Food and packaging: hot and cold processes for both food products and packing materials, refrigerated storage, heat sealing, etc.

IDEC’s robust solutions offer safety, reliability, and environmental resistance
IDEC’s automation, HMI, and switch/indicator lineups include many products designed and developed for durability in harsh environments. Products with a reassuringly wide operating temperature range include:
SX8R bus coupler module
Operating temperature range: -25°C to +65°C (no freezing)
The SX8R is durable in tough industrial environments and long-distance applications (e.g. outdoors, warehouses, etc.). It can withstand harsh temperatures and rugged conditions, has an IP20 rating for protection against dust, and features enhanced vibration resistance.

FT and HG series operator interfaces (FT1J, FT2J, HG1J, HG2J)
Operating temperature ranges:
FT1J, FT2J, HG1J:
-20°C to +55°C (no freezing)
HG2J:
-20°C to +60°C (no freezing)
The UV-resistant tempered glass screen prevents clouding and/or deterioration from UV rays, and has strong heat tolerance (separately to the main unit). All units are ideal for high-exposure applications.
The IDEC FT1J (left) and IDEC FT2J (right).
The IDEC HG1J (left) and HG2J (right).
CW series touchless switches
Operating temperature ranges:
-25°C to +55°C (when in use)
-35°C to +70°C (when in storage) (no freezing)
These switches are made with weather-resistant material, UL Type 4X approved for outdoor use. This feature is ideal in environments that are regularly exposed to the elements, such as parking lots, public restrooms and other outdoor facilities.

Safe, reliable operation when temperatures rise or drop
The stated operating temperature range is just one of many wide-ranging benefits of IDEC products. Our devices also fit the needs of industrial users by offering safety, durability, and long-term cost effectiveness.
Explore the IDEC product lineup for your region to find many other industrial devices and components with a wide operating temperature range, built to perform in harsh and rugged conditions.
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