Federal Register #2026-10483

DOE Notice: Waiver Petition for Walk-In Cooler/Freezer Test Procedures (Samyou & MRCOOL Models)

This notice from the U.S. Department of Energy addresses a petition for waiver and interim waiver submitted by Zhuhai Samyou Environmental Technology Co., Ltd. for walk-in cooler and freezer models. - Government Buyer: - U.S. Department of Energy - Office of Critical Minerals and Energy Innovation - Building Technologies Office - OEMs and Vendors: - Zhuhai Samyou Environmental Technology Co., Ltd. - MRCOOL - Products/Models Subject to Waiver: - DC Inverter Compact Refrigeration Unit (Samyou VLD02ZFCLVX3H) - DC Inverter Compact Refrigeration Unit (MRCOOL MEFDW12D) - Unique Requirements: - Waiver from standard DOE test procedures for energy efficiency - Alternate test method required due to compact design preventing standard sensor installation - Uses indoor and outdoor air enthalpy measurements instead of refrigerant enthalpy - No procurement or purchase; public comments requested on the waiver and alternate test procedure - Place of Performance/Delivery: - Department of Energy, Building Technologies Office, 1000 Independence Avenue SW, Washington, DC

Description

This notice announces receipt and publication of a petition for waiver and interim waiver from Zhuhai Samyou Environmental Technology Co., Ltd. seeking a waiver for specific walk-in cooler and walk-in freezer models from the U.S. Department of Energy test procedures used to determine the efficiency of these units. The Department of Energy grants an Interim Waiver Order requiring Samyou to test and rate the specified models according to an alternate test procedure. Comments on the petition are requested and will be accepted until June 26, 2026.

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