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HUUM Sauna Heater UL Listings

Official Announcement from


As an official vendor of HUUM, we at are excited to share detailed information about the UL Listings of HUUM's UKU and DROP sauna heaters. This announcement is based on our discussions with HUUM's internal team and clarifies key aspects of safety and compliance.

HUUM's Certified Products

  • UKU Sauna Heaters
  • DROP Sauna Heaters

These products are certified in compliance with the following standards:

  • UL 60335-1 (6th Ed., Dated October 31, 2016)
  • CAN/CSA-C22.2 NO. 60335-1: 11, R2016
  • CAN/CSA E60335-2-53: 05, R2018
  • IEC 60335-2-53:2011 + A1:2017

Certification Authority: SGS

  • SGS Certification & UL Standards: SGS, an internationally recognized company and an NRTL (Nationally Recognized Testing Laboratory), has conducted the certification process.
  • Myths Debunked: Contrary to a common misconception in the US, SGS is authorized by OSHA (Occupational Safety and Health Administration) to certify products with UL standards, not just UL itself.
  • Accreditations & Recognitions: SGS is accredited by the American Association for Laboratory Accreditation (A2LA) and recognized by the NFPA for standards on fire and electrical safety.

Understanding NRTLs

  • Other NRTLs: Similar to SGS, Intertek, Eurofins, TÜV SÜD, F2 Labs, and ICS Laboratories are also recognized NRTLs.
  • OSHA’s Role: NRTL statuses are granted by OSHA, a part of the United States Department of Labor. SGS's NRTL status means they can certify products to UL standards.

SGS Clientele

Companies that trust SGS for certification services include TORO Company, Honeywell, John Deere, Philips 66, among others.

Detailed Standards & Guidelines

  • UL and IEC Guidelines: Both UL and SGS adhere to guidelines provided by the International Electrotechnical Commission (IEC).
  • Specific Standards for Sauna Heaters: SGS follows the IEC 60335-2-53 guidelines, an amendment focusing specifically on sauna heaters.

FAQs and Additional Information

  • OSHA's NRTL Program: Learn more about the NRTL program on the OSHA website.
  • SGS Certification Context: Products certified by SGS are accepted by OSHA for workplace use.
  • NFPA 70 National Electrical Code: SGS's accreditation includes adherence to this code.

Final Thoughts

As a vendor of HUUM sauna heaters, we assure our customers of the highest standards of safety and compliance. The certifications by SGS, backed by OSHA and other reputable bodies, affirm the reliability and quality of our products.

Contact Us: For further inquiries or detailed information, feel free to contact our support team at

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