Standards Under The NRTL Program

MET currently has OSHA approval to test and certify to over 180 product categories. The table below details the standards that apply.


2. Acceptance of testing data from independent organizations, other than NRTLs.
3. Acceptance of product evaluations from independent organizations, other than NRTLs.
4. Acceptance of witnessed testing data.
5. Acceptance of testing data from non-independent organizations.
6. Acceptance of evaluation data from non-independent organizations (requiring NRTL review prior to marketing).
7. Acceptance of continued certification following minor modifications by the client.
8. Acceptance of product evaluations from organizations that function as part of the International Electrotechnical Commission Certification Body (IEC-CB) Scheme.
9. Acceptance of services other than testing or evaluation performed by subcontractors or agents.
Product Standards:
ANSI A17.5 Elevator and Escalator Electrical Equipment
ANSI C12.1 Code for Electricity Meters
ANSI/IEEE C57.13 Terminology and Test Code for Instrument Transformers
ANSI/UL 5 Surface Metal Raceways and Fittings
UL 5A Nonmettalic Surface Raceways and Fittings
ANSI/ISA 12.12.01 Nonincendive Electrical Equipment for Use in Class I & II, Division 2 & Class III, Divisions I & 2 Hazardous
ANSI/UL 22 Electric Amusement Machines
UL 45 Portable Electric Tools
UL 48 Electric Signs
ANSI/UL 50 Enclosures for Electrical Equipment
ANSI/UL 65 Electric Wired Cabinets
ANSI/UL 73 Electric Motor-Operated Appliances
UL 82 Electric Gardening Appliances
ANSI/UL 122 Electric Photographic Equipment
ANSI/UL 130 Electric Heating Pads
ANSI/UL 153 Portable Electric Lamps
UL 183 Manufactured Wiring Systems
ANSI/UL 187 X-Ray Equipment
ANSI/UL 197 Commercial Electric Cooking Appliances
ANSI/UL 201 Garage Equipment
ANSI/UL 231 Electrical Power Outlets
UL 234 Low Voltage Lighting Fixtures for Use in Recreational Vehicles
UL 244A Solid State Controls for Appliances
UL 250 Household Refrigerators and Freezers
UL 291 Automated Teller Systems
UL 294 Access Control System Units
UL 325 Door, Drapery, Gate, Louver and Window Operator and Systems
UL 355 Cord Reels
UL 399 Drinking Water Coolers
UL 412 Refrigeration Unit Coolers
UL 416 Refrigerated Medical Equipment
UL 427 Refrigerating Units
UL 430 Waste Disposers
UL 458 Power Converters/Inverters and Power Converter/Inverter Systems for Land Vehicles and Marine Crafts
UL 466 Electric Scales
ANSI/UL 469 Musical Instruments and Accessories
ANSI/UL 471 Commercial Refrigerators and Freezers
UL 474 Dehumidifiers
ANSI/UL 482 Portable Sun/Heat Lamps
ANSI/UL 484 Room Air Conditioners
ANSI/UL 498A Current Taps and Adapters
ANSI/UL 499 Electric Heating Appliances
UL 506 Specialty Transformers
ANSI/UL 507 Electric Fans
ANSI/UL 508 Electric Industrial Control Equipment
UL 508A Industrial Control Panels
UL 508C Power Conversion Equipment
ANSI/UL 514A Metallic Outlet Boxes, Electrical
UL 541 Refrigerated Vending Machines
UL 544 Electric Medical and Dental Equipment
UL 561 Floor-Finishing Machines
UL 563 Ice Makers
UL 588 Seasonal and Holiday Decorative Products
UL 664 Commercial Dry-Cleaning Machines (Type IV)
ANSI/UL 676 Underwater Lighting Fixtures
ANSI/UL 705 Power Ventilators
UL 745-1 Portable Electric Tools
UL 745-2-1 Particular Requirements of Drills
UL 745-2-3 Particular Requirements for Grinders, Polishers, and Disk-Type Sanders
UL 745-2-5 Particular Requirements for Circular Saws and Circular Knives
UL 745-2-14 Particular Requirements for Planers
UL 745-2-17 Particular Requirements for Routers and Trimmers
UL 745-2-31 Particular Requirements for Diamond Core Drills
UL 745-2-32 Particular Requirements for Magnetic Drill Presses
UL 745-2-35 Particular Requirements for Drain Cleaners
UL 745-2-36 Particular Requirements for Hand Motor Tools
UL 745-2-37 Particular Requirements for Plate Jointers
UL 749 Household Dishwashers
ANSI/UL 751 Vending Machines
UL 756 Coin and Currency Changers and Actuaters
UL 763 Motor-Operated Commercial Food Preparing Machines
UL 775 Graphic Arts Equipment
UL 778 Motor-Operated Water Pumps
ANSI/UL 813 Commercial Audio Equipment
UL 826 Household Electric Clocks
UL 858 Household Electric Ranges
ANSI/UL 859 Personal Grooming Appliances
UL 867 Electrostatic Air Cleaners
UL 869A Standard for Service Equipment
ANSI/UL 913 Intrinsically Safe Apparatus and Associated apparatus for Use in Class I, II, and III, Division 1, Hazardous Locations
UL 916 Energy Management Equipment
UL 917 Clock-Operated Switches
ANSI/UL 923 Microwave Cooking Appliances
UL 924 Emergency Lighting and Power Equipment
UL 935 Fluorescent-Lamp Ballasts
UL 961 Electric Hobby and Sports Equipment
UL 963 Sealing, Wrapping, and Marking Equipment
ANSI/UL 982 Motor-Operated Household Food Preparing Machines
UL 983 Surveillance Cameras Units
UL 987 Stationary and Fixed Electric Tools
UL 998 Humidifiers
UL 1008 Transfer Switch
ANSI/UL 1012 Power Supplies
ANSI/UL 1017 Vacuum Cleaning Machines and Blower Cleaners
ANSI/UL 1018 Electric Aquarium Equipment
UL 1026 Electric Household Cooking and Food Serving Appliances
UL 1028 Hair Clipping and Shaving Appliances
ANSI/UL 1042 Electric Baseboard Heating Equipment
ANSI/UL 1054 Special-Use Switches
ANSI/UL 1069 Hospital Signaling and Nurse-Call System
UL 1081 Swimming Pool Pumps, Filters and Chlorinators
UL 1082 Household Electric Coffee Makers and Brewing-Type Appliances
UL 1083 Household Electric Skillets and Frying-Type Appliances
UL 1086 Household Trash Compactors
UL 1090 Electric Snow Movers
ANSI/UL 1203* Explosion-Proof and Dust-Ignition-Proof Electrical Equipment for Use in Hazardous (Classified) Locations
ANSI/UL 1230 Amateur Movie Lights
UL 1236 Battery Chargers for Charging Engine-Starter Batteries
UL 1244 Electrical and Electronic Measuring and Testing Equipment
UL 1248 Engine-Generator Assemblies for Use in Recreational Vehicles
UL 1261 Electric Water Heaters for Pools and Tubs
UL 1278 Movable and Wall or Ceiling Hung Electric Room Heaters
ANSI/UL 1310 Direct Plug-In Transformer Units
UL 1363 Relocatable Power Taps
ANSI/UL 1411 Transformers and Motor Transformers for Use in Audio-, Radio-, and Television-Type Appliances
UL 1419 Professional Video and Audio Equipment
UL 1431 Personal Hygiene and Health Care Appliances
UL 1433 Control Centers for Changing Message Type Electric Signs
UL 1447 Electric Lawn Mowers
UL 1448 Electric Hedge Trimmers
UL 1449 Transient Voltage Surge Suppressors
UL 1450 Motor-Operated Air Compressors, Vacuum Pumps and Painting Equipment
UL 1492 Audio-Video Products and Accessories
UL 1559 Insect-Control Equipment – Electrocution Type
UL 1563 Electric Spas, Equipment Assemblies, and Associated Equipment
UL 1564 Industrial Battery Chargers
ANSI/UL 1573 Stage and Studio Lighting Units
UL 1574 Track Lighting Systems
UL 1594 Sewing and Cutting Machines
UL 1598 Luminaries
ANSI/UL 1638 Visual Signaling Appliances–Private Mode Emergency and General Utility Signaling
UL 1640 Portable Power-Distribution Equipment
ANSI/UL 1647 Motor-Operated Massage and Exercise Machines
UL 1662 Electric Chain Saws
UL 1727 Commercial Electric Personal Grooming Appliances
UL 1740 Industrial Robots and Robotic Equipment
UL 1741 Inverters, Converters, Controllers and Interconnection System Equipment for Use With Distributed Energy Resources
UL 1776 High-Pressure Cleaning Machines
UL 1778 Uninterruptible Power Supply Equipment
UL 1786 Nightlights
UL 1795* Hydromassage Bathtubs
UL 1838 Low Voltage Landscape Lighting Systems
UL 1863 Communication Circuit Accessories
UL 1951 Electric Plumbing Accessories
UL 1993 Self-Ballasted Lamps and Lamp Adapters
UL 1994 Luminous Egress Path Marking Systems
UL 1995 Heating and Cooling Equipment
UL 1996 Electric Duct Heater
UL 2021 Fixed and Location Dedicated Electric Room Heaters
UL 2044 Commercial Closed Circuit Television Equipment
UL 2089 Vehicle Battery Adapters
UL 2157 Electric Clothes Washing Machines and Extractors
UL 2158 Electric Clothes Dryers
UL 2161 Neon Transformers and Power Supplies
UL 5085-1 Low Voltage Transformers–Part 1: General Requirements
UL 5085-3 Low Voltage Transformers–Part 3: Class 2 and Class 3 Transformers
UL 6500 Audio/Visual and Musical Instrument Apparatus for Household, Commercial, and Similar General Use
UL 60065 Audio, Video and Similar Electronic Apparatus
UL 60335-1 Safety of Household and Similar Electrical Appliances, Part 1, General Requirements
UL 60335-2-3 Standard for Safety of Household and Similar Electrical Appliances, Part 2: Particular Requirements for Electric Irons
UL 60335-2-8 Household and Similar Electrical Appliances, Part 2: Particular Requirements for Shavers, Hair Clippers, and Similar Appliances
UL 60335-2-34 Household and Similar Electrical Appliances, Part 2, Particular Requirements for Motor Compressors
UL 60601-1 Medical Electrical Equipment, Part 1: General Requirements for Safety
UL 60745-1 Hand-Held Motor-Operated Electric Tools–Safety–Part 1: General
UL 60745-2-2 Hand-Held Motor-Operated Electric Tools – Safety – Part 2-2: Particular Requirements for Screwdrivers and Impact Wrenches
UL 60745-2-4 Hand-Held Motor-Operated Electric Tools – Safety – Part 2-4: Particular Requirements for Sanders and Polishers Other Than Disk Type
UL 60745-2-6 Hand-Held Motor-Operated Electric Tools – Safety – Part 2-6: Particular Requirements for Hammers
UL 60745-2-8 Hand-Held Motor-Operated Electric Tools – Safety – Part 2-8: Particular Requirements for Shears and Nibblers
UL 60745-2-9 Hand-Held Motor-Operated Electric Tools – Safety – Part 2-9: Particular Requirements for Tappers
UL 60745-2-11 Hand-Held Motor-Operated Electric Tools – Safety – Part 2-11: Particular Requirements for Reciprocating Saws
UL 60745-2-12 Hand-Held Motor-Operated Electric Tools – Safety – Part 2-12: Particular Requirements For Concrete Vibrators
UL 60745-2-16 Hand-Held Motor-Operated Electric Tools – Safety – Part 2-16: Particular Requirements for Tackers
UL 60745-2-33 Hand-Held Motor-Operated Electric Tools – Safety – Part 2-20: Particular Requirements For Band Saws
UL 60745-2-34 Hand-Held Motor-Operated Electric Tools – Safety – Part 2-18: Particular Requirements For Strapping Tools
UL 60950-1 Information Technology Equipment – Safety – Part 1: General Requirements
UL 61010-1 Electrical Equipment For Measurement, Control, and Laboratory Use; Part 1: General Requirements
Restrictions/Limitations on Recognition Granted:
Note: * Testing and certification of products under this test standard is limited to Class I locations. Explosion testing is also limited to current test chamber capabilities.