Hot / Dry Heat Testing

MSASPL provides hot and dry heat testing support for electronic, electrical and embedded products that need to be evaluated under elevated-temperature conditions. Controlled high-temperature exposure can help engineering teams assess operating behaviour, storage robustness, component derating, mechanical stability and recovery after thermal stress.

What is dry heat Testing?

Dry heat testing exposes a product to a defined elevated ambient temperature for an agreed duration. Depending on the product requirement, the DUT may be evaluated in an operating or non-operating condition, with measurements and functional checks performed before, during and after the exposure.

Why high-temperature testing matters

Electronic products can experience elevated internal and external temperatures during operation, transport, storage or field use. High temperature can accelerate material ageing, change electrical characteristics and reduce thermal design margin.

Typical issues that can be observed

Suitable products and applications

How MSASPL can structure the evaluation

Standards and test-plan reference

Where applicable, the test plan may reference IEC 60068-2-2:2025, Environmental testing – Part 2-2: Tests – Test B: Dry heat. Product-specific standards may specify different temperatures, durations, operating conditions or acceptance criteria.

Frequently Asked Questions

“Hot testing” is a broad practical term. Dry heat testing normally refers to controlled high-temperature exposure under a defined standard or customer test plan. For website clarity, MSASPL can market the service as “Hot / Dry Heat Testing.”
Yes, when the applicable method and product requirement permit it. The load, external connections and functional monitoring method should be agreed before testing.
There is no single duration. The exposure time is defined by the applicable standard, customer specification or reliability objective and may include a stabilization period and recovery checks.
Typical findings include thermal shutdown, output drift, component derating, sensor error, display issues, connector or material deformation and intermittent electrical faults.
No. Dry heat testing raises the surrounding environmental temperature. Temperature rise testing focuses on how much the DUT or its components heat up while operating relative to ambient conditions.
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