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Product categories

UL continues to develop new product categories to address the health effect issues associated with these types of products. Below is a list of product categories that UL currently certifies in the EPH arena. This list will be updated as new categories are developed. The lists of product categories are broken down into the following areas:

Plumbing and associated products

  • Plumbing accessories
  • Fixtures and fittings
  • Pipe and piping systems
  • Septic tanks
  • Swimming pools and spas
  • Equipment
  • Outlet centers

Each product category list is tabulated by its Category Control Number (CCN), and product category name. By clicking on the CCN, the UL guide information for the category will be displayed, which will provide the scope of the certification under the product category and any Listings or Classifications under that product category in the UL Online Certifications Directory database.

Food service equipment

Category code

Category name

DUIA

Commercial Powered Food Ppreparation Equipment, Sanitation (ANSI/NSF standard 8)

IPMW

Food Carts (ANSI/NSF standard 59)

TSQS

Sanitation, Food Service Equipment

TSQT

Commercial Cooking, Rethermalization and Powered Hot Food Holding and Transportation Equipment (ANSI/NSF standard 4)

TSQU

Fabricated Food Service Equipment (ANSI/NSF standard 2)

TSQV

Commercial Refrigerators and Storage Freezers (ANSI/NSF standard 7)

TSRE

Freezers, Dispensing (ANSI/NSF standard 6)

TSVG

Ice Making Equipment, Automatic (ANSI/NSF standard 12)

TSXL

Manual Food and Beverage Dispensing Equipment (ANSI/NSF standard 18)

TSXQ

Milk Dispensing Equipment, Commercial Bulk (ANSI/NSF standard 20)

TSXT

Powered Air-Curtain Fans, Commercial for Use in Commercial Food Service Entranceways (ANSI/NSF standard 37)

TSXV

Spray-Type Commercial Dishwashing and Glasswashing Machines (ANSI/NSF standard 3)

TSYA

Vending Machines for Food and Beverages (ANSI/NSF standard 25)

TSYF

Washing Machines, Commercial Spray Type for Pots, Pans, and Utensils (ANSI/NSF standard 26)

TSYO

Water Heaters, Hot Water Supply Boilers and Heat Recovery Equipment (ANSI/NSF standard 5)

VCZU

Special Equipment and/or Devices, Sanitation (ANSI/NSF standard 7)

Meat and poultry plant equipment

Category code

Category name

PIAW

Meat and Poultry Plant Equipment (UL 2128)

TSRC

Doors and Door Operator Systems for Use in Meat and Poultry Plants

Infrared thermometers

Category code

Category name

NICB

Infrared Thermometers (ANSI/UL 2333)

Drinking water products

Category code

Category name

FDNP

Drinking Water System Components (ANSI/NSF standard 61)

FDPH

Drinking Water Treatment Additives (ANSI/NSF standard 60)

FDQD

Drinking Water Treatment Units (ANSI/NSF standards 42, 44, 53, 58, and 62)

Plumbing accessories

Category code

Category name

BAEU

Backflow Special Check Valve Devices (UL 1469)

OOWK

Laundry Equipment Accessories, Classified for Use in Specified Equipment

QMTX

Plumbing Accessories

QNAW

Plumbing Accessories for Recreational Vehicles

QNHV

Plumbing Accessories, for Use in Hazardous Locations

QNPY

Grab Bars and Accessories

QNTL

Protective Shielding Guards for Plumbing

QNVJ

Plumbing Products Classified in Accordance with International Publications

VBEW

Solvent Cement

Fixtures and fittings

Category code

Category name

MYKV

Hose Couplings

NCHX

Hydromassage Bathtubs

PQOX

Mobile Home Kitchen Cabinetry and Bathtub and Shower Units

QNJA

Plumbing Products

QNMY

Water Service Line Valves and Fittings, Underground

QNNA

Plumbing Fixtures

QNNF

Enameled Cast Iron Plumbing Fixtures

QNOF

Vitreous China Plumbing Fixtures

QNOP

Ballcocks, Flush Valves, Flushometer Valves and Flushometer Tanks

QNOR

Bathtub Seats

QNOT

Flexible Connectors for Water

QNPJ

General Plumbing and Associated Products

QNUZ

Thermoplastic Pipe Fittings for Plumbing Service

QNNK

Non-Vitreous Ceramic Plumbing Fixtures

QNNP

Plastic Bathing Units

QNNV

Porcelain Enameled Formed Steel Plumbing Fixtures

QNOA

Stainless Steel Plumbing Fixtures

QNSQ

Plumbing Fixture Fittings

Pipe and piping systems

Category code

Category name

PIQU

Medical and Gas Piping Raceway

PIRH

Medical Hose Assemblies

FDOK

PVC Pipe with Restrained Coupling System

QCZJ

Packaged Pumping Systems

QLLS

Pipe, Fabricated Ductile Iron

QLSR

Pipe Joint Sealing Compounds

QMUM

Plastic Plumbing Systems

QNJJ

Pipe and Pipe Fittings

QNMJ

Plastic Pipe and Fittings

QNOU

Corrosion Preventive Pipe Wrap Tape

QORV

Polyvinyl Chloride Solvent Cement

QQRX

Prefabricated Assemblies

QQXX

Prefabricated Assemblies, Sections and Units

SBJU

Reels, Oxygen Tubing

VXHT

Station Outlets

Septic tanks

Category code

Category name

WWXR

Tanks

WXYX

Septic Tanks

Swimming pools and spas

Categor code

Category name

WABX

Swimming Pool and Spa Equipment

WAGN

Blowers

WAWU

Controls

WBAH

Covers for Swimming Pools and Spas

WBRR

Swimming Pool and Spa Equipment, Heaters

WBVE

Heat Pumps

WBYQ

Hot Tub and Spa Equipment, Assemblies

WCKA

Ozone Generators

WCNZ

Pool and Spa Equipment Classified in Accordance with NSF Standard Number 50

WCSX

Pumps

WCZW

Self-Contained Spas

WDLC

Water Treatment Equipment

WDUT

Swimming Pool and Spa Equipment, Miscellaneous

WEBS

Suction Fittings for Swimming Pools and Spas

Equipment

Category code

Category name

BDJS

Boilers, Electric (UL 834)

CZKR

Carbonators (UL 73)

DMDT

Cleaning Machines

DMGR

Dishwashers, Commercial (UL 921)

DMIY

Dishwashers, Household (UL 749)

ECPR

Containment Products

EDQX

Storage Tanks

EGZI

Oil/Water Separators

IQRW

Fountains, Decorative

PIPG

Medical and Dental Equipment, Professional, Non-Electric

QAYB

Oil/Water Separation Tanks Classified in Accordance with DIN Publications

REUZ

Pumps, Motor-Operated Water

SCER

Refrigeration Equipment

SFWY

Beverage Coolers and Beverage Cooler -- Dispensers

SGKW

Commercial Refrigerators and Freezers

SGYU

Condensing and Compressor Units

SHMR

Household Freezers

SHZZ

Household Refrigerators

SINX

Ice Cream Makers

SJBV

Ice Makers

SJPT

Kitchen Units, Refrigerated

SNLT

Heat Reclaimers, Refrigerant

SOMU

Refrigerant Heat Recovery Equipment

SOVQ

Refrigerators and Freezers, Special Purpose

SQMX

Vending Machines, Refrigerated

SRAV

Water Coolers

SRFR

Commercial Processing Water Coolers

SRJX

Drinking Water Coolers

SROT

Miscellaneous Refrigerations

UZST

Solar Energy Systems Equipment

UZWW

Thermal Storage Units, Solar

UZWZ

Water Heaters, Solar

UZZS

Miscellaneous Solar Equipment

YWXV

Vending Machines

ZCTT

Washing Machines

ZDHR

Waste Disposers

ZDUZ

Water Softeners and Demineralizers, and Water Treatment Units

Outlet centers

Category code

Category name

AUJZ

Appliance Outlet Centers

AUUZ

Commercial, Appliance Outlet Centers (UL 891)

AVGQ

Residential, Appliance Outlet Centers