33341

Analysis

NAICS 33341 is the 2022 NAICS industry for ventilation, heating, air-conditioning, and commercial refrigeration equipment manufacturing, part of 3334 (Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing). Census lists 75 example activities under it in the official index.

County Business Patterns counts 1,685 US establishments in this code in 2023, employing 147,794 people at an average annual payroll of $66,480 per employee (46th percentile of national industries). 23% of the establishments have fewer than five employees, which points to larger operations.

Census lists 6 related activities that belong elsewhere, most often in 33521, 33522, 33331 and 33241. Businesses that do several things are classified by their primary activity, the one that generates the most value, so check those boundaries before settling on this code.

Across its national industries Census lists 75 index entries; typical ones are air purification equipment, stationary, manufacturing, baseboard heating equipment manufacturing and air-conditioners, unit (e.g., motor home, travel trailer….

Its goods appear in 85 statistical lines of the US tariff schedule, mostly under headings 8415 (air conditioning machines, comprising a motor-driven fan…), 8414 (air or vacuum pumps, air or other gas compressors and fans…) and 8418 (refrigerators, freezers and other refrigerating or freezing…). That link is how import data is matched to domestic producers, for example in trade-remedy cases.

It splits into 3 more detailed codes. The largest by establishments is 333415 (Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing) with 852.