The FDA’s Winchester Engineering Analytical Center (WEAC) is seeking a brand-name-or-equal environmental chamber to condition regulatory samples and support CDRH research/test method development, with specifications including at least -20°C to 180°C, 10–95% RH, 4 cu. ft. capacity, humidity/leak monitoring, a viewing window, shelf, mobile cart, cable port, and ISO 17025 calibration. The contractor must provide on-site installation, training, commissioning, and a minimum 12-month parts-and-labor warranty with unlimited phone/email support; all components must be new, not used, refurbished, or demonstration units. The equipment must meet Section 508/WCAG 2.0 A and AA accessibility requirements. Performance location is the U.S. Food and Drug Administration, WEAC, 109 Holton Street, Winchester, MA 01890, with insured shipping required. The period of performance begins on formal government acceptance and continues through the end of the manufacturer’s warranty period.