Is REOTEMP Made in USA?
Last checked Oct 25, 2026 · 8 verified products · see the evidence
Verdict
Yes, Made in USA
REOTEMP makes its products in the United States, in San Diego, CA. Sources: 2 store listings that state US origin. Each is quoted and dated below.
American Score
Average American Score across 8 listed products. Only products at 70% or higher appear on this site.
Manufacturing Details
- Made in
- San Diego, CA
- Headquarters
- San Diego, CA
- Location detail
- Specific city confirmed
- History
- Long record of US manufacturing
- Founded
- 1965
How we verified REOTEMP
Most recent check: Oct 25, 2026
Store listings
We read the live store listing for 8 of the 8 REOTEMP products on this page (most recently Oct 25, 2026). 2 of them state US origin on the listing itself:
- “Made in The USA” on REOTEMP Heavy Duty Compost Thermometer - Fahrenheit and Celsius (36 Inch Stem)
- “Made in The USA” on REOTEMP Heavy Duty Compost Thermometer - Fahrenheit and Celsius (48 Inch Stem)
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About REOTEMP
Reotemp Instrument Corporation has manufactured temperature and pressure instrumentation since 1965. It makes bimetal thermometers, pressure gauges and compost thermometers at its manufacturing site in San Diego, California.
Heritage & History
Reotemp has manufactured pressure and temperature instrumentation since 1965 and describes itself as a globally recognized US manufacturer. Its line covers bimetal thermometers, pressure gauges, diaphragm seals, RTDs, thermocouples, pressure transmitters, thermowells and compost thermometers, serving refining, food and beverage, brewing, pharmaceutical, water and power markets.
The company sells through a distribution network that reaches all 50 states and about 30 countries, and its quality system is ISO 9001:2015 certified by TUV SUD. In composting, Reotemp is known for heavy-duty long-stem compost thermometers and its CompostWatch monitoring systems.
Made in San Diego, California
Reotemp lists its manufacturing location at 10656 Roselle Street in San Diego, California, with a receiving facility nearby on the same street and an additional office in Houston, Texas. Its instruments, including compost thermometers, are produced as standard and application-specific builds.
The company says its focus is manufacturing quality instruments with quick standard lead times and continuous improvement, and its stated mission includes providing all employees a fulfilling work environment.
American-Made REOTEMP Products
View all 8 products →
USA Verified
USA Verified
USA Verified
USA Verified
USA Verified
Frequently Asked Questions
Is REOTEMP made in the USA?
Yes. REOTEMP is made in the United States, with manufacturing in San Diego, CA. Instrument manufacturer founded in 1965. Manufactures thermometers, pressure gauges and compost thermometers at its facility at 10656 Roselle Street, San Diego, CA. Website contact page lists this address as 'Manufacturing' and the site calls Reotemp a US manufacturer. ISO 9001:2015 certified.
Where is REOTEMP made?
REOTEMP is made in San Diego, CA. The company is headquartered in San Diego, CA.
Which REOTEMP products are made in the USA?
The site lists 8 verified American-made REOTEMP products in Garden & Patio. Each one links to a store that sells it.
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