Quality and Innovation

ESPEC North America has sold and manufactured environmental test chambers in the United States since 1983. ESPEC North America now includes Qualmark as part of its product line and operations.

The ESPEC Group also includes manufacturing in Japan, Korea, and China, as well as sales & service around the world. Both our U.S. and Japanese manufacturing operations are ISO–9001 registered.

ESPEC environmental test chambers create temperature & humidity extremes in chambers from benchtop to drive–in. Standardization allows ESPEC to concentrate on quality construction and innovative designs. Many of the environmental test chambers built include optional features or customization to exactly fit the customer’s application. Qualmark brand chambers create extreme temperature and mechanical shock conditions for reliability testing during product development.

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World's Largest

The ESPEC Group is the largest manufacturer of environmental test chambers. Total annual sales are around $400 million (FY2017).
ESPEC NORTH AMERICA, INC. is part of the ESPEC Group, which includes:


About ESPEC CORP. & the ESPEC Group

Links to our corporate website, espec.co.jp/english

Corporate Profile (About 4MB)  Corporate Movie (12min 2sec)

Contact ESPEC North America

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Contacting ESPEC

Call Sales:

877-463-7732 or
+1 616-896-6100 (8-5 EST)
Call your local sales rep

Product Support:

+1 616-896-6170 (8-5 EST)
Denver/Qualmark: +1 303-254-8800
Service/Support Inquiry Form