Tempmate®-i1

Temperature indicators
Tempmate i1 temperature indicator in a transparent protective pouch
Tempmate®-i1

Simple shipment checks

Small indicator. Clear temperature status.

A compact, single-use electronic temperature indicator for checking the status of temperature-sensitive consignments, with three LEDs and simple break-off activation.

The Tempmate®-i1 travels with your goods and indicates whether configured temperature limits have been breached. Its slim, lightweight format fits alongside the consignment, while the onboard LEDs let the receiving team check the status without connecting a reader or opening software.

Choose the configuration around your shipment requirements. The measuring range describes the device’s capability; the selected alarm limits define the conditions it checks during the journey.

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  • −20°C to +50°CMeasurement range
  • Up to 180 daysOperating duration
  • 3 LEDsTemperature status

Designed for straightforward handling

Practical details for everyday shipments.

A focused temperature indicator for one-way journeys and quick checks at receipt.

  • Ready to activate

    Supplied preconfigured, with a break-off tab to begin operation. Confirm the selected settings before dispatch.

  • Visible feedback

    Three LEDs provide a local status indication. Consult the product instructions when interpreting the result.

  • Compact format

    A 50 × 33 × 5 mm body weighing approximately 10 g keeps the indicator easy to include with a consignment.

  • Protected housing

    Rated IP67 / NEMA 6, with PA/PE packaging specified in the manufacturer’s datasheet.

Technical details

Know the device before it travels.

Manufacturer specifications. Confirm the alarm configuration and expiry date for the supplied unit.

Device type
Single-use electronic temperature indicator
Measurement range
−20°C to +50°C
Temperature accuracy
±0.5°C
Temperature resolution
0.1°C
Measurement interval
1 minute
Operating duration
Up to 180 days
Activation
Break-off tab
Status indication
Red, green and blue LEDs
Alarm events
Single or cumulative, depending on configuration
Dimensions
50 × 33 × 5 mm (L × W × H)
Weight
Approximately 10 g
Protection
IP67 / NEMA 6

From dispatch to receipt

Three steps. One clear routine.

Use the manufacturer’s instructions alongside your shipment handling procedure.

  1. Prepare & activate

    Check the expiry date and configuration, bring the indicator to operating temperature, then break the tab to start.

  2. Place with the shipment

    Attach the activated indicator to the consignment in the location defined by your monitoring procedure.

  3. Check on arrival

    Read the LED status at receipt and follow your handling procedure if a temperature alarm is indicated.

Temperature-sensitive journeys

An indicator that travels with the goods.

Discuss the product, route and required alarm limits with Celsius to assess suitability for your application.

  • Refrigerated warehouse corridor with insulated cold-room doors

    Pharmaceutical shipments

    Support a consistent receiving check for temperature-sensitive pharmaceutical consignments, using the appropriate alarm configuration.

  • Inspectors checking refrigerated shipping containers

    Food & produce distribution

    Include a compact indicator with perishable goods to help the receiving team review temperature status at handover.

  • Technician in protective clothing in a controlled manufacturing environment

    Sensitive chemical products

    Consider shipment-level indication where a chemical product has defined temperature requirements and the selected configuration suits the journey.

Product enquiries

Find the right fit for your shipment.

Tell us what you are transporting, the required temperature limits and the expected journey. We can discuss the configuration and quantities you need.

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Can the Tempmate®-i1 be reused?

No. It is a single-use indicator. Once activated, it cannot be stopped and restarted for another shipment. Use a new unit for each journey.

Which temperature limits should I choose?

The alarm limits should match the requirements of your goods and handling procedure. Share the required range, journey duration and any delay requirements with Celsius so we can discuss the appropriate preconfigured option.

Your next step

Let's protect what matters.

Tell us about your cold chain, your facility, and the support you need.