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Underwriters Laboratories Inc. is chartered to establish, maintain, and operate laboratories for the examination and testing of devices, systems and materials to determine their relation to hazards to life and property, and to ascertain, define and publish standards, classifications and specification for materials, devices, products, equipment, constructions, methods, and systems affecting such hazards.
Safety Requirements for Electrical Equipment for Measurement, Control, and Laboratory Use - Part 2-011: Particular Requirements for Refrigerating Equipment
$276.00 $553.00
Standard for Electro-Sensitive Protective Equipment, Part 2: Particular Requirements for Equipment Using Active Opto-Electronic Protective Devices (AOPDs)
$198.00 $396.00
Outline of Investigation for Photovoltaic-Powered Luminaire Systems (Outline, 10/1/2021)
$102.00 $205.56
Safety Relief Valves for Anhydrous Ammonia and LP-Gas
$315.00 $631.00
Outline of Investigation for Portable Pneumatic Tools; Part 2: Particular Requirements for Portable Band Saws (Outline, 8/2/2021)
$131.00 $263.68
Coated Electrical Sleeving
$125.00 $251.32
Standard for Polymeric Materials - Flexible Dielectric Film Materials for Use in Printed-Wiring Boards and Flexible Materials Interconnect Constructions
$139.00 $278.17
Low-Voltage Switchgear and Controlgear- Controllers for Drivers of Stationary Fire Pumps
$275.00 $550.00
Attachment Plugs, Cord Connectors and Receptacles with Arcuate (Locking Type) Contacts
$146.00 $292.26
Individual Commercial Office Furnishings
$448.00 $897.00
Fire Extinguisher and Booster Hose
$251.00 $502.00
Safety of Household and Similar Electrical Appliances, Part 2-40: Particular Requirements for Electrical Heat Pumps, Air-Conditioners and Dehumidifiers (Certification Requirement Decision, 1/22/2020)
$114.00 $229.27