NAICS Code 334512: Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use
National industry
SBA small business size standard: 650 employees
Definition
This U.S. industry comprises establishments primarily engaged in manufacturing automatic controls and regulators for applications, such as heating, air-conditioning, refrigeration, and appliances.
Government contracts for this product: PSC 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Code facts
- Part of
-
-
31-33
-
334
-
3345
- 33451
-
3345
-
334
-
31-33
- Contract awards
- 1,120 In the last 12 months
- Contract obligations
- $55,464,928 In FY2025
NAICS codes and definitions come from the U.S. Census Bureau, size standards from the SBA and contract spending from SAM.gov/FPDS.
Business activities under NAICS 334512
- Air flow controllers (except valves), air-conditioning and refrigeration, manufacturing
- Appliance controls manufacturing
- Appliance regulators (except switches) manufacturing
- Building services monitoring controls, automatic, manufacturing
- Clothes dryer controls, including dryness controls, manufacturing
- Combination limit and fan controls manufacturing
- Combination oil and hydronic controls manufacturing
- Computerized environmental control systems for buildings manufacturing
- Damper operators (e.g., electric, pneumatic, thermostatic) manufacturing
- Electric air cleaner controls, automatic, manufacturing
- Electric heat proportioning controls, modulating controls, manufacturing
- Electric space heater controls, automatic, manufacturing
- Energy cutoff controls, residential and commercial types, manufacturing
- Fan controls, temperature responsive, manufacturing
- Flame safety controls for furnaces and boilers manufacturing
- Float controls, residential and commercial types, manufacturing
- Gas burner automatic controls (except valves) manufacturing
- Gradual switches, pneumatic, manufacturing
- Heating and cooling system controls, residential and commercial, manufacturing
- Heating regulators manufacturing
- Humidistats (e.g., duct, skeleton, wall) manufacturing
- Humidity controls, air-conditioning-type, manufacturing
- Hydronic circulator control, automatic, manufacturing
- Hydronic limit control manufacturing
- Hydronic limit, pressure, and temperature controls, manufacturing
- Ice bank controls manufacturing
- Ice maker controls manufacturing
- Ignition controls for gas appliances and furnaces, automatic, manufacturing
- In-built thermostats, filled system and bimetal types, manufacturing
- Incinerator control systems, residential and commercial-type, manufacturing
- Light responsive appliance controls manufacturing
- Limit controls (e.g., air-conditioning, appliance, heating) manufacturing
- Line or limit control for electric heat manufacturing
- Liquid level controls, residential and commercial heating-type, manufacturing
- Oven temperature controls, nonindustrial, manufacturing
- Pneumatic relays, air-conditioning-type, manufacturing
- Pressure controllers, air-conditioning system-type, manufacturing
- Pressurestats manufacturing
- Primary oil burner controls (e.g., cadmium cells, stack controls) manufacturing
- Refrigeration controls, residential and commercial-type, manufacturing
- Refrigeration thermostats manufacturing
- Refrigeration/air-conditioning defrost controls manufacturing
- Room thermostats manufacturing
- Sequencing controls for electric heating equipment manufacturing
- Static pressure regulators manufacturing
- Steam pressure controls, residential and commercial heating-type, manufacturing
- Surface burner controls, temperature, manufacturing
- Switches, pneumatic positioning remote, manufacturing
- Switches, thermostatic, manufacturing
- Temperature controls, automatic, residential and commercial-types, manufacturing
- Temperature sensors for motor windings manufacturing
- Thermocouples, glass vacuum, manufacturing
- Thermostats (e.g., air-conditioning, appliance, comfort heating, refrigeration) manufacturing
- Time program controls, air-conditioning systems, manufacturing
- Vapor heating controls manufacturing
- Water heater controls manufacturing
Show all 56
Looking for another activity? Search the NAICS code lookup or browse business activities from A to Z.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $179,801 |
| FY2026 | $43,228,262 |
| FY2025 | $55,464,928 |
| FY2024 | $52,418,640 |
| FY2023 | $53,873,177 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | The Prospective Group, LLC | $3,943,455 | |
| 2 | Signet Technologies, Inc. | $3,601,034 | |
| 3 | System High Corporation | $2,055,943 | |
| 4 | Ldia Holdings, LLC | $2,035,907 | |
| 5 | Daikin Applied Americas Inc. | $1,698,348 | |
| 6 | Digis Corporation | $1,469,692 | |
| 7 | Transaero, Inc. | $1,464,321 | |
| 8 | Rev-Cap Company, Inc. | $1,126,464 | |
| 9 | MMC Metrology Lab, Inc. | $1,105,001 | |
| 10 | Cam-Dex Corporation | $866,354 |
See the full FY2025 ranking of NAICS 334512 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Defense Logistics Agency | $18,940,762 | |
| 2 | Department of State | $4,183,739 | |
| 3 | Department of Veterans Affairs | $3,854,946 | |
| 4 | Air Force | $2,977,436 | |
| 5 | Department of Justice | $2,755,270 | |
| 6 | Office of the Secretary of Defense | $1,854,299 | |
| 7 | Department of the Army | $1,405,330 | |
| 8 | Department of Homeland Security | $1,142,495 | |
| 9 | Administrative Office of the U.S. Courts | $1,131,712 | |
| 10 | Defense Health Agency | $850,560 |
Top PSC codes by obligations
| Rank | PSC code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments | $12,619,209 | |
| 2 | 6350 Miscellaneous Alarm, Signal, and Security Detection Systems | $7,080,375 | |
| 3 | C222 Architect and Engineering – General: Electrical Systems | $3,675,351 | |
| 4 | 5930 Switches | $3,579,781 | |
| 5 | R430 Support – Professional: Physical Security and Badging | $2,129,635 | |
| 6 | J041 Maintenance, Repair and Rebuilding of Equipment: Refrigeration, Air Conditioning, and Air Circulating Equipment | $1,806,951 | |
| 7 |
DA01 IT and Telecom – Business Application/ |
$1,091,436 | |
| 8 |
R408 Program Management/ |
$1,060,417 | |
| 9 | N063 Installation of Equipment: Alarm, Signal, and Security Detection Systems | $935,633 | |
| 10 | 4520 Space and Water Heating Equipment | $791,011 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | Virginia | $8,270,846 | |
| 2 | Maryland | $3,554,184 | |
| 3 | Florida | $2,987,111 | |
| 4 | New York | $2,881,807 | |
| 5 | California | $2,871,515 | |
| 6 | New Jersey | $2,269,643 | |
| 7 | Louisiana | $2,180,317 | |
| 8 | North Carolina | $1,401,047 | |
| 9 | Washington | $1,091,369 | |
| 10 | Pennsylvania | $987,539 | |
| 11 | Kansas | $904,961 | |
| 12 | South Carolina | $868,125 | |
| 13 | Utah | $818,497 | |
| 14 | District of Columbia | $801,693 | |
| 15 | Delaware | $753,097 | |
| 16 | Ohio | $637,453 | |
| 17 | Missouri | $586,560 | |
| 18 | Connecticut | $572,878 | |
| 19 | Georgia | $566,313 | |
| 20 | Texas | $555,112 | |
| 21 | Tennessee | $549,508 | |
| 22 | Illinois | $465,818 | |
| 23 | Massachusetts | $460,284 | |
| 24 | New Mexico | $449,626 | |
| 25 | Colorado | $379,889 | |
| 26 | Arizona | $338,492 | |
| 27 | West Virginia | $332,956 | |
| 28 | Arkansas | $320,816 | |
| 29 | Wisconsin | $241,385 | |
| 30 | Indiana | $222,271 | |
| 31 | Alabama | $213,257 | |
| 32 | Alaska | $149,522 | |
| 33 | Nevada | $141,830 | |
| 34 | Minnesota | $102,103 | |
| 35 | North Dakota | $101,869 | |
| 36 | Hawaii | $69,284 | |
| 37 | Montana | $49,425 | |
| 38 | Kentucky | $45,214 | |
| 39 | Michigan | $33,660 | |
| 40 | Nebraska | $25,543 | |
| 41 | New Hampshire | $6,834 | |
| 42 | Oregon | $6,754 | |
| 43 | Oklahoma | $487 |
Show all 43
Shares are of everything obligated under NAICS 334512 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Contract opportunities
Show 40 more
Latest 50 of 5,882 listed here. See the rest on GovTribe.
Size standard history
Federal Register rules that named this code
From the NAICS codes each rule's amendments to 13 CFR 121.201 name. Rules that print their size standard tables as images aren't listed.
Quick answers
What is NAICS 334512?
NAICS 334512 is Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, a national industry in NAICS 31-33, Manufacturing.
What is the NAICS code for pressurestats manufacturing?
The NAICS code for pressurestats manufacturing is 334512, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use.
What is the NAICS code for room thermostats manufacturing?
The NAICS code for room thermostats manufacturing is 334512, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use.
What is the NAICS code for ice bank controls manufacturing?
The NAICS code for ice bank controls manufacturing is 334512, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use.
When did the size standard for NAICS 334512 last change?
The most recent Federal Register rule on record that names NAICS 334512 in the SBA's size standards is "Small Business Size Standards: Manufacturing and Industries With Employee-Based Size Standards in Other Sectors Except Wholesale Trade and Retail Trade" (88 FR 9970), published Feb 15, 2023 and effective Mar 17, 2023.
How much do federal agencies spend under NAICS 334512?
Federal contracts under NAICS 334512 obligated $55,464,928 in fiscal year 2025 and $205,164,808 in fiscal years 2023 through 2027.
Who are the largest contractors under NAICS 334512?
The contractors with the most obligated under NAICS 334512 in fiscal years 2026 and 2027 are The Prospective Group, LLC ($3,943,455); Signet Technologies, Inc. ($3,601,034); and System High Corporation ($2,055,943).
Which agencies buy the most under NAICS 334512?
The agencies that obligated the most under NAICS 334512 in fiscal years 2026 and 2027 are Defense Logistics Agency ($18,940,762), Department of State ($4,183,739) and Department of Veterans Affairs ($3,854,946).
Which PSC codes are used with NAICS 334512?
The PSC codes with the most obligated under NAICS 334512 in fiscal years 2026 and 2027 are 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments; 6350 Miscellaneous Alarm, Signal, and Security Detection Systems; and C222 Architect and Engineering – General: Electrical Systems.
Where is the work under NAICS 334512 performed?
By place of performance, the states with the most contract obligations under NAICS 334512 over the last 12 months are Virginia ($8,270,846), Maryland ($3,554,184) and Florida ($2,987,111).
What is the latest contract opportunity under NAICS 334512?
The latest contract opportunity under NAICS 334512 is Switch, pressure, solicitation from Land and Maritime (DLA), posted November 6, 2026.
On GovTribe
See everything under NAICS 334512
- Federal contract opportunities, awards and IDVs under this code
- Funding analysis by contractor, agency and set-aside
- Contacts who buy under this code
- Ask GovTribe AI about this code