This is one of the most commonly used UL tags. If the logo is attached to the product, it means that the product sample meets the safety requirements of UL. These requirements are mainly the safety standards published by UL itself. This type of mark usually appears in the following products: electrical appliances, calculator equipment, stoves and heaters, fuses, power boards, smoke and carbon monoxide detectors, fire extinguishers and automatic sprinkler systems, personal floating equipment such as life jackets and lifebuoys, bullet-proof glass and thousands of other products.
C-UL listing label
This logo is suitable for products sold in the Canadian market. Evaluate products with this mark according to Canadian safety requirements. Canada's security requirements may be different from those of the United States. This sign can be seen on the following types of equipment: electrical appliances and calculator equipment, vending machines, household burglar alarm systems, lighting equipment and many other kinds of products.
C-UL American column name label
UL introduced this new listing mark at the beginning of 1998. It says it meets the requirements of the United States and Canada. The Canadian/American logo is optional. UL encourages manufacturers whose products are certified in the United States and Canada to use this new combination mark, but manufacturers can choose to continue to use the UL mark only applicable to the United States or Canada.
Grading mark
This logo appears on products that have been evaluated by UL. UL evaluated some special properties of the products marked with the logo. Some special properties here refer to properties suitable for use in a limited danger range or under limited or special conditions. Generally, products classified by UL belong to general building materials and industrial equipment. For example, the equipment types classified by UL are diving suits, fire doors, firemen's protective devices and industrial trucks.
C-UL classification mark
The grading mark is suitable for products sold in the Canadian market. This shows that UL has evaluated some dangerous situations or characteristics of products according to Canadian standards. For example, C-UL classified products include air filters, flame arresters, certain types of roof systems, etc.
Approved component marking and Canadian approved component marking.
Ordinary consumers rarely see these signs because they are used in parts, which are parts of some larger products or systems. These parts themselves cannot directly constitute a complete product, or their uses are limited. Parts certification marks can be seen in many products, including some switches, power supplies, printed circuit boards, some kinds of industrial control equipment and thousands of other products. Products intended to be sold in the Canadian market are labeled with approved parts with the letter "C".
Used to mark parts approved by Canada and the United States.
This is a new UL approved part mark, which came into effect on April 1998. According to the requirements of Canada and the United States, it can be used for UL certified parts. At first, UL did not intend to introduce the combined certification component logo, but introduced this new logo, because UL certificate users whose products are sold to Canada and the United States like the Canadian/American list and grading logo very much.
International EMC mark "
The products marked with this international "EMC- mark" meet the electromagnetic compatibility requirements of Europe, the United States, Japan, Australia or the above countries and regions. In the United States, some kinds of products cannot be sold without being proved to meet the electromagnetic compatibility requirements of the United States. Products requiring EMC testing include medical and dental equipment, calculators, microwave ovens, televisions, radios, transmitters and wireless control devices.
EPH product logo
This UL mark appears on products evaluated according to environmental and public health standards. The "graded version" of the mark is used for products that meet ANSI/NSF standards and other food hygiene scope and requirements. Belonging to this product are: catering service equipment, meat and poultry factory equipment, drinking water additives. The "column name" version of the logo is usually used for products that meet the EPH safety standards formulated by UL itself.
Blue sanitary sign
It is optional and a supplement to the scoring mark.
On-site evaluation product marking
On-site evaluation product labels are applicable to products thoroughly evaluated by UL at the site of use, not in UL or the manufacturer's laboratory. If the product has been substantially modified after manufacturing, or there is no third-party mark on the product, the owner of the building, the management authority or anyone directly related to the product can ask UL to conduct on-site testing on a specific product. Products that meet the relevant safety requirements can be labeled with this on-site evaluation product that is not easy to fall off.
Management system registration mark
I can't see the logo of this UL registered company on the product. This means that the factory has passed the assessment conducted by UL according to the management system standards. By letting UL evaluate its management system procedures, it can be used to enhance the company's image and become an integral part of the company's marketing strategy. The standards adopted by UL in this respect are: ISO9000 series quality assurance standards; QS-9000 and TE supplementary standards, which are the quality standards formulated by the three major American automobile manufacturers for their suppliers; И o14001Covering environmental management system standards; AS9000, aerospace quality management system; TL9000, telecommunications quality management system; Social responsibility management system SA8000.
Marine sign
UL navigation marks appear on navigation products. The products bearing this mark have been evaluated according to the maritime safety standards published by UL and other applicable standards and specifications. When the products are exposed to some harsh shipping environments, such as vibration, impact, ignition protection, seawater intrusion and salt water corrosion, it will cause damage to cruise ships or yachts. The above requirements of the maritime safety standards published by UL and other applicable standards and specifications are aimed at these damages. The types of equipment suitable for UL maritime signs include alternators, batteries/chargers/energy converters, navigation lights, fuel tanks, filters and pumps.