Food processing

Q: What is the most accurate thermometer for food production?

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Q: Why are calibrated thermometers important in food manufacturing?

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Q: What is the best way to monitor fridge temperatures?

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Q: Are ETI thermometers suitable for food manufacturing environments?

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Reliable food processing thermometers for accurate temperature monitoring, quality control and HACCP compliance.

ETI's food processing thermometers are trusted by manufacturers and food processors to deliver accurate, repeatable temperature measurements across every stage of production.

From high-accuracy handheld thermometers to Bluetooth instruments and wireless data loggers, our range helps businesses maintain product quality, meet HACCP requirements and support complete temperature traceability.

ETI Food processing thermometers for manufacturing

Accurate temperature measurement is essential throughout food production. Whether you're monitoring critical control points, verifying cooking processes, checking chilled ingredients or recording storage temperatures, reliable thermometers help maintain food safety, product quality and HACCP compliance.

For over 40 years, ETI has supplied temperature measurement equipment to the food manufacturing industry. Our thermometers are built for demanding production environments, combining precision, durability and traceable calibration to support every stage of your quality management system.

A close-up view of a grocery freezer aisle with glass doors and packaged food trays inside, photographed in a supermarket.

Why Accurate Temperature Measurement Matters in Food Processing

Control critical processes

Temperature directly affects food safety, product quality and shelf life. Accurate monitoring helps maintain control throughout cooking, cooling, chilling, freezing and storage processes.

Support HACCP compliance

Reliable temperature monitoring is fundamental to HACCP. Calibrated thermometers provide dependable measurements for critical control points (CCPs) and help demonstrate due diligence during audits.

Improve product consistency

Consistent temperatures help produce repeatable results across every batch, reducing variation and maintaining product quality standards.

Reduce waste and production costs

Identifying issues early helps prevent rejected batches and costly product losses.

Therma 1T Thermometer - High Accuracy Thermometer

Typical Food Processing Applications

Our thermometers are suitable for:

Ingredient deliveries
Cooking and cooling processes
Chilled and frozen storage
Quality control checks
Dispatch temperatures
Routine calibration checks

Frequently Asked Questions

What is the most accurate thermometer for food production?

The most accurate thermometer for food production is the Therma 20.

High system accuracy — ±0.5 °C (-24.9 to 109.9 °C) system accuracy, guaranteed for life.
Free calibration certificate — Free traceable certificate, or add a UKAS 3-point certificate to your order.
Test-cap compatible — Easily check the instrument’s accuracy using test caps.

Why are calibrated thermometers important in food manufacturing?

Calibration ensures your thermometer continues to provide accurate measurements. Using calibrated instruments supports HACCP compliance and helps demonstrate due diligence during audits.

Many of ETI's food thermometers come with a free traceable calibration certificate. If your instrument needs routine recalibration, you can send it to our UKAS-accredited laboratory.

What is the best way to monitor fridge temperatures?

There are a few ways to monitor fridge temperatures depending on budget, accuracy requirements and the size of your business.

Analogue fridge thermometers — Simple, budget friendly dials for routine checks.

Digital fridge thermometers — More accurate and easier read than dial thermometers, often with audible high temperature alarms.

WiFi data loggers — Automated fridge temperature recordings. View readings off site and get push notifications for high temperatures anytime, preventing stock spoilage.

Are ETI thermometers suitable for food manufacturing environments?

Yes. Many ETI thermometers are waterproof, durable and designed for regular cleaning, making them suitable for demanding food production environments.

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