UL 147, Hand-Held Torches for Fuel Gases

Effective March 13, 2018

Standard Information
Standard Number:
UL 147
Standard Name:
Hand-Held Torches for Fuel Gases
Standard Edition and Issue Date:
7th Edition Dated March 5, 2015
Date of Revisions:
July 7, 2016
Date of Previous Revisions to Standard:
7th Edition Dated March 5, 2015
Effective Date of New/Revised Requirements

Effective Date: March 13, 2018

Impact, Overview, Fees and Action Required

Impact Statement: A review of all Listing Reports is necessary to determine which products comply with new/revised requirements and which products will require re-evaluation. NOTE: Effective immediately, this revised standard will be exclusively used for evaluation of new products unless the Applicant requests in writing that current requirements be used along with their understanding that their listings will be withdrawn on Effective Date noted above, unless the product is found to comply with new/revised requirements.

Overview of Changes: This revision of UL 147 includes the addition of requirements for battery-operated ignited torches. Specific details of new/revised requirements are found in table below

If the applicable requirements noted in the table are not described in your report(s), these requirements will need to be confirmed as met and added to your report(s) such as markings, instructions, test results, etc. (as required).

Client Action Required:

Information – To assist our Engineer with review of your Listing Reports, please submit technical information in response to the new/revised paragraphs noted in the attached or explain why these new/revised requirements do not apply to your product (s).

Current Listings Not Active? – Please immediately identify any current Listing Reports or products that are no longer active and should be removed from our records. We will do this at no charge as long as Intertek is notified in writing prior to the review of your reports.

Description of New/Revised Technical Requirements
1.7 New section added;

These requirements also cover battery-operated torches covered in Supplement SA - Battery-Operated Ignited Torches in this Standard.
SUPPLEMENT SA New section added;


This new section includes new performance and construction requirements for torches that are ignited by rechargeable batteries either solely or as an alternative or in conjunction with other sources (see standard for section details).

CUSTOMERS PLEASE NOTE: This Table and column "Verdict" can be used in determining how your current or future production is or will be in compliance with new/revised requirements.