Key facts
- Listed location
Saint Louis, Missouri, USA- Company type
- Manufacturer
- Company size
- Enterprise (1,000+)
- Founded
- 1922
Company record
Watlow designs and manufactures electric industrial heaters and complete thermal system solutions, integrating temperature sensors and controllers. Its product line includes band, nozzle, cable, cartridge, ceramic‑fiber, flexible, radiant, polymer, strip, thick‑film and tubular heaters, as well as thermocouples, RTDs and thermistor sensors. Control offerings span single‑loop, multi‑loop and power controllers, complemented by associated software and process system packages. Both standard and custom components are produced to meet required agency standards and are subject to ISO 9000 and Total Quality Management auditing programs; the company is also QC‑1 certified. Watlow provides technology development, research and development, engineering, prototyping, retrofitting, on‑site assistance and installation services, and supports customers with just‑in‑time or ship‑to‑stock delivery options.
Listed capabilities
- Temperature Sensitive Resistors
- Aerospace Thermistors
- Aircraft & Aerospace Engine Heaters
- Appliance Thermistors
- Bolt Hole Heaters
- Ceramic Band Heaters
- Ceramic Fiber Blankets
- Chip Thermistors
- Communications Thermistors
- Composite Curing Heaters
- Conduction Heaters
- Contact Pyrometers
- Cryogenic Temperature Sensors
- Current Limiting Thermistors
- Custom Etched Foil Heaters
- Custom Thermistors
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