Temperature Range: -50ºC to 300ºC (-58ºF to 572ºF). External sensor stem rated for use up to 300°C. Supplied with a rear PVC suction pad for surface mounting. Battery powered (supplied). The unit offers a large clear display and can be turned off when not in use to preserve the battery life. Selectable between °C and °F.
Temperature Range: -50ºC to 300ºC (-58ºF to 572ºF) (stem of sensor only rated up to 300ºC)
Resolution: 0.1º
Accuracy: ±1.0ºC.
Dimensions: (Maximum): 61mm (W) x 36mm (H) x 15mm (D) (depth excludes PVC suction pad).
Probe Dimensions: 4.0mm diameter x 60mm external sensor probe with 1 metre of lead.
- Max/Min temperature recall facility.
- Selectable between ºC and ºF.
- On/Off button.
- Low Battery Indicator.
- Battery Powered: 1 x 1.5V (G13/A76) battery (supplied).
Also available as HR-450 with High/Low alarm facility.
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![]() (HR-450) Indoor Panel-Mount Temperature Display with External Probe/Pad and High/Low Alarm | ![]() (HR-400) Indoor Panel-Mount Temperature Display with External Probe | ![]() (HR-500) Fridge/Freezer Thermometer |













