The Ametek-Jofra CTC155 Compact Temperature Calibrator is the most accurate and versatile temperature calibrator on the market. With a wide temperature range of -40°C to 660°C, the CTC155 can calibrate any temperature sensor with unmatched precision. Its small size and lightweight design make it easy to transport and use in any environment. The CTC155 also features a built-in data logger that can store up to 1000 readings, making it ideal for long-term monitoring applications.