Altek Thermocouple Calibrators
JM Test Systems offers a complete selection of Altek Thermocouple Calibrators engineered for precision, reliability, and ease of use. These instruments are trusted by technicians and engineers to verify, simulate, and measure thermocouple signals across a wide range of industrial applications.
Showing all 5 results
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Altek 322-1 / 4669T Thermocouple Calibrator
SKU: 322-1 / 4669T -

Altek 222A Single-type Thermocouple Calibrator
SKU: 222A -

Altek 322 4-Type Multiple Thermocouple Calibrator
SKU: 322 -

Altek 422 / 5086T Thermocouple Calibrator
SKU: 422 / 5086T -

Altek Model 22 Step Thermocouple Simulator
SKU: 22
Accurate Temperature Simulation and Measurement
Altek thermocouple calibrators are designed to handle demanding calibration tasks in the lab or field. They provide:
- High-accuracy simulation of common thermocouple types
- Stable measurement performance to ensure traceable results
- Rugged, portable designs for use in industrial environments
- Compatibility with transmitters, controllers, and monitoring equipment
With fast response times and simple operation, these calibrators reduce downtime and streamline testing processes.
Popular Altek Models
Our catalog includes leading models such as the Altek 234 Thermocouple Calibrator, which delivers dependable performance for temperature simulation and verification. Each calibrator undergoes rigorous inspection and can be supplied with ISO 17025 or NIST-traceable calibration certificates.







