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Description
Testoterm Self-Adhesive Temperature Strips
Testoterm temperature strips are thin, highly sensitive self-adhesive foils designed to monitor and record maximum temperatures. When a specific temperature threshold is exceeded, the corresponding heat-sensitive element on the strip changes color irreversibly within 2 to 3 seconds. Because the color change from light gray to black does not reverse when the object cools, you maintain permanent, visual proof that a critical temperature was reached.

Primary Functions & Applications
These versatile temperature strips are supplied in packs of 10 and are built for situations where standard electronic probes cannot be used. Simply peel off the backing and apply the strip directly to the measurement object. Key applications include:
- Moving Objects: Ideal for monitoring the surface temperature of rotating shafts, motors, or automated conveyor belt components.
- Small Spaces: Perfect for checking circuit boards, electronic components, and confined mechanical assemblies where a thermometer probe won't fit.
- Transit & Storage: Long-term, tamper-evident monitoring of sensitive goods during transport or storage to ensure thermal compliance.
- Aviation & Automotive: Quick thermal diagnostics in highly demanding engineering and manufacturing environments.
Model Comparison & Technical Data
To streamline your selection and avoid duplicate listings, we have consolidated the entire range of Testoterm strips onto this page. Select the part number that corresponds to your required measuring range below.
| Part Number | Measuring Range (°C) | Measuring Range (°F) | Accuracy |
|---|---|---|---|
| 0646 0108 | +37 to +65 °C | +99 to +149 °F | ±1.5 °C |
| 0646 0916 | +71 to +110 °C | +160 to +230 °F | ±1.5 °C |
| 0646 1724 | +116 to +154 °C | +241 to +309 °F | ±1.5 °C |
| 0646 2532 | +161 to +204 °C | +322 to +399 °F | ± (1 % of mv + 1 °C) |
| 0646 3341 | +204 to +260 °C | +399 to +500 °F | ± (1 % of mv + 1 °C) |
General Specifications
| Delivery Scope | 1 booklet containing 10 Testoterm temperature strips |
| Dimensions | 50 x 18 mm (approx. 2 x 1 inch) |
| Response Time | 2 to 3 seconds |
| Storage Temperature | Maximum +25 °C (77 °F) |
Tradie Pro Tip: Before applying a strip, make sure the surface is completely clean and free of oil or heavy dust. A solid bond ensures the heat transfers accurately into the foil, giving you a true temperature reading every time. Also, store your unused booklets in a cool place (under 25°C) so they don't accidentally trigger in a hot toolbox!
Common Questions for Testo Term | Temperature strips
It depends on where you are. Orders processed here will take 5-7 business days to arrive. Overseas deliveries can take anywhere from 7-16 days. Delivery details will be provided in your confirmation email.
We use all major carriers, and local courier partners. You’ll be asked to select a delivery method during checkout.


















