

1 Channel High Accuracy 0.1% Type K, J, T Thermocouple Meter
Single J/K/T Input Thermocouple Thermometer
Volume discounts available
Volume Discount Schedule
Quantity | Price each |
---|---|
1-4 | $110.18 |
5-9 | $104.67 |
10-24 | $102.47 |
25-49 | $98.06 |
50-99 | $95.86 |
100+ | $93.65 |
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- Auto Power-Off with Disable Feature (15 Minutes)
- Single Thermocouple Input
- Large LCD Screen
- Data Hold Function Freeze Readings on Display.
- Maximum/Minimum Record for Each Power on Cycle
- ºC or ºF Select Function
- Low Battery Indicator

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Product Specs
Description
The HH-25U handheld thermocouple thermometers feature Type K, J, T thermocouple inputs and are available in single input models. The HH-25U is a single-input model that has an auto range resolution of 0.1 or 1°. are °C/°F switchable, and maximum/Minimum reading/display hold functions and low battery indicator. Offered at an economical price.Specifications
Input: Single K/J/T
Temperature Range K: -200 to 1370ºC (-328 to 2498ºF)
Resolution (K): 0.1ºC (0.1ºF), over 1000ºC 1ºC/1ºF
Accuracy (K): ±(0.1% rdg + 0.5°C) for -50 to 1370°C others ±(0.1% rdg + 2°C)
Temperature Range J: -80 to 760ºC (-112 to 1400ºF)
Accuracy (J): ±1% of rdg + 1ºC/2ºF
Temperature Range T: -80 to 400ºC (-112 to 752ºF)
Accuracy (T): ±1% of rdg + 1% 200 to 400ºC, others ±0.4% rdg + 0.6 ºC/1.2ºF
Temperature Coefficient: 0.1 times the applicable accuracy specification per °C from 0 to 18°C and 28 to 50°C (32 to 64°F and 82 to 122°F)
Function: Max/Min. hold
Power: 9V battery
Dimensions: 159 L x 55 W x 38 D mm (6.25 x 2.16 x 1.49")
Weight: 170 g (6 oz)
Operating Temperature: -10 to 50ºC (14 to 122ºF)
My unit is stuck at 1400 reading. Is this a common issue that can be fixed?
Thank you for your inquiry. Keep in mind, that Temperature Range J is -80 to 760ºC (-112 to 1400ºF)
Date published: 2020-10-01
What kind of thermocouple does it come with?
The HH25U does not come with a Thermocouple so you can search the 5SC or 5SRTC series for wire probes with the appropriate connector.
Date published: 2020-03-13
where are the other specs on this unit? Accuracy per TC type, measurement rate, etc.
Thank you for your question.
Specifications for this unit are below:
Input: Single K/J/T
Temperature Range K:
-200 to 1370ºC (-328 to 2498ºF)
Resolution (K): 0.1ºC (0.1ºF), over 1000ºC 1ºC/1ºF
Accuracy (K): ±(0.1% rdg + 0.5°C) for -50 to 1370°C; others ±(0.1% rdg + 2°C)
Temperature Range J: -80 to 760ºC
(-112 to 1400ºF)
Accuracy (J): ±1% of rdg + 1ºC/2ºF
Temperature Range T: -80 to 400ºC (-112 to 752ºF)
Accuracy (T): ±1% of rdg + 1%
200 to 400ºC, others ±0.4% rdg
+ 0.6 ºC/1.2ºF
Temperature Coefficient: 0.1 times the applicable accuracy specification per °C from 0 to 18°C and
28 to 50°C (32 to 64°F and
82 to 122°F)
Function: Max/Min. hold
Power: 9V battery
Dimensions: 159 L x 55 W x 38 D mm
(6.25 x 2.16 x 1.49")
Weight: 170 g (6 oz)
Operating Temperature:
-10 to 50ºC (14 to 122ºF)
Date published: 2019-07-03