2022 NAICS national industry in sector 42 Wholesale Trade
423740 Refrigeration Equipment and Supplies Merchant Wholesalers
NAICS 423740 is the US industry code for refrigeration equipment and supplies merchant wholesalers. It covers establishments primarily engaged in the merchant wholesale distribution of refrigeration equipment (except household-type refrigerators, freezers, and air-conditioners).
- Code
- 423740 (2022 NAICS)
- Title
- Refrigeration Equipment and Supplies Merchant Wholesalers
- Part of
- Hardware, and Plumbing and Heating Equipment and Supplies Merchant Wholesalers
- SBA small business limit
- Up to 125 employees
- Closest UK SIC
- 46510, 46520 (details)
Changes coming. The NAICS 2027 revision applies to data from 1 January 2027, and SBA proposed new size standards on 20 August 2026. The values on this page are the ones in force today; we update this page when the official files change.
Official definition
This industry comprises establishments primarily engaged in the merchant wholesale distribution of refrigeration equipment (except household-type refrigerators, freezers, and air-conditioners).
Examples Census gives
- Cold storage machinery merchant wholesalers
- Refrigerated display cases merchant wholesalers
- Commercial refrigerators merchant wholesalers
- Water coolers merchant wholesalers
When to use a different code
Census classifies these close-sounding activities somewhere else. Businesses mainly engaged in:
- Merchant wholesale distribution of household-type refrigerators, freezers, and room air-conditioners are classified in Industry 423620, Household Appliances, Electric Housewares, and Consumer Electronics Merchant Wholesalers.
- Merchant wholesale distribution of air-conditioning equipment (except room units) are classified in Industry 423730, Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers.
- Merchant wholesale distribution of refrigerants are classified in Industry 424690, Other Chemical and Allied Products Merchant Wholesalers.
- Repairing and maintaining commercial refrigeration equipment are classified in Industry 811310, Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance.
Activities listed under 423740
The Census index assigns these 19 activities to this code. If your business matches one, this is your code.
- Beverage coolers, mechanical, merchant wholesalers
- Cold storage machinery merchant wholesalers
- Compressors, refrigeration, merchant wholesalers
- Condensing units, refrigeration, merchant wholesalers
- Coolers, mechanical, merchant wholesalers
- Display cases, refrigerated, merchant wholesalers
- Drinking fountains, refrigerated, merchant wholesalers
- Fixtures, refrigerated, merchant wholesalers
- Fountains, drinking, refrigerated, merchant wholesalers
- Freezers, commercial-type, merchant wholesalers
- Ice making machines merchant wholesalers
- Lockers, refrigerated, merchant wholesalers
- Refrigerated display cases merchant wholesalers
- Refrigeration equipment and supplies, commercial-type, merchant wholesalers
- Refrigeration units, motor vehicle, merchant wholesalers
- Refrigerators (e.g., reach-in, walk-in), commercial-type, merchant wholesalers
- Showcases, refrigerated, merchant wholesalers
- Soda fountain fixtures, refrigerated, merchant wholesalers
- Water coolers, mechanical, merchant wholesalers
SBA size standard for 423740
To count as a small business for SBA loans and federal contracts under NAICS 423740, your business (including affiliates) must not exceed 125 employees. Check your business.
Source: SBA table of size standards, effective March 17, 2023.
Closest UK SIC 2007 codes
There is no official one-to-one link between NAICS and UK SIC. These codes share the same international class (ISIC Rev. 4: 4659), so treat them as a starting point and check the definition.
- 46510Wholesale of computers, computer peripheral equipment and softwareUK SIC
- 46520Wholesale of electronic and telecommunications equipment and partsUK SIC
Built from Census concordances 2022→2017 NAICS and 2017 NAICS→ISIC Rev. 4.
Similar codes to compare
Data last changed November 14, 2026. How this page is built.