Half Price Standard Code

Standard for Inverters, Converters, Controllers and Interconnection System Equipment for Use With Distributed Energy Resources
standard by Underwriters Laboratories, 09/28/2021

Terrestrial photovoltaic (PV) modules – Design qualification and type approval – Part 1-1: Special requirements for testing of crystalline silicon photovoltaic (PV) modules
standard by Underwriters Laboratories,

Safety Relief Valves for Anhydrous Ammonia and LP-Gas
standard by Underwriters Laboratories, 09/21/2021

Terrestrial Photovoltaic (PV) Modules – Design Qualification and Type Approval – Part 1: Test requirements
standard by Underwriters Laboratories, 07/28/2021

Terrestrial Photovoltaic (PV) Modules – Design Qualification and Type Approval – Part 2: Test procedures
standard by Underwriters Laboratories, 07/28/2021

Cable Management Systems – Cable Ties for Electrical Installations
standard by Underwriters Laboratories, 09/24/2021

Receptacle Closures
standard by Underwriters Laboratories, 05/16/2021

Extruded Insulating Tubing
standard by Underwriters Laboratories, 05/05/2021

Low Voltage Transformers – Part 2: General Purpose Transformers
standard by Underwriters Laboratories, 08/16/2021

Standard for Portable Electronic Products Suitable for Use in Class I and II, Division 2, Class I, Zone 2 and Class III, Division 2 and 2 Hazardous (Classified) Locations
standard by Underwriters Laboratories,