1 / 7TOPDON TC004 Mini Thermal Imaging Camera, 128×128 Thermal Resolution with 240×240 TISR
The TOPDON TC004 Mini thermal imaging camera is a handheld imager for checking heat patterns around homes, electrical systems and machinery. Its listing describes 128×128 thermal imaging enhanced to 240×240 with TISR, so the enhanced figure should not be mistaken for the native thermal resolution.
At a glance
- TISR enhances the listed 128×128 thermal image to 240×240. It does not change the stated native resolution.
- On-screen temperature alerts can capture a photo automatically when temperatures exceed preset levels.
- The camera identifies highest, lowest and central temperature spots, with five selectable colour palettes.
Pros and cons
Pros
- Handheld design is intended for portable checks around buildings, electrical systems and machinery.
- Automatic temperature-spot identification and threshold alerts can help flag areas for closer inspection.
- Automatic shut-off choices provide a way to limit idle battery use.
Cons
- The stated native thermal resolution is 128×128, which may not provide the image detail some inspection tasks require.
Technical specifications
15 specifications| Brand | TOPDON |
|---|---|
| Part number | TOPDON TC004 Mini thermal camera-UK-A |
| Colour | TC004 Mini-Blue |
| Style | TC004 Mini |
| Native thermal resolution | 128x128 |
|---|---|
| Enhanced resolution with TISR | 240x240 |
| Refresh rate | 25Hz |
| Colour palettes | White Hot, Black Hot, Iron, Rainbow, and Red Hot |
| Measurement range | -20ºC ~ 450ºC |
|---|---|
| Measurement accuracy | +/-1% |
| Battery life listed | 15 Hours |
|---|---|
| Battery | 1 Lithium Ion batteries required. (included) |
| Automatic shut-off intervals | 5, 10, and 20-minute intervals |
| Package dimensions | 23.9 x 10.4 x 10.4 cm; 480 g |
|---|---|
| Drop resistance claimed | 2 meters |
What to know before buying
- The listing presents 128×128 as the thermal imaging resolution and 240×240 as the TISR-enhanced resolution. Treat these as native and enhanced figures respectively. The 15-hour battery life is a listing claim, not a guaranteed runtime for every use.
What’s in the box
Included- Camera
- Lithium-ion battery
Who is it for?
A good fit for
- Home maintenance checks, including investigating underfloor heating and possible leaks.
- Electrical and machinery inspections where locating temperature differences is useful.
- Buyers seeking a portable imager with on-screen temperature alerts and automatic spot readings.
Less suited to
- Buyers who need a stated native thermal resolution higher than 128×128.
- Those seeking a camera for conventional visible-light photography rather than thermal inspection.

Customer reviews on Amazon
- 5 stars
65% 65% - 4 stars
19% 19% - 3 stars
11% 11% - 2 stars
2% 2% - 1 star
3% 3%
Customer feedback describes the camera as functional and easy to use, with favourable comments about battery life, value and thermal resolution. Some customers report that image quality is mixed and that picture resolution can seem low. That concern is relevant to the stated 128×128 native resolution, even though the listing also describes TISR enhancement to 240×240. Feedback reflects customer perceptions and does not establish measurement performance.
Positive themes
- Customers describe it as functional and easy to use.
- Customer feedback speaks favourably of battery life, value and thermal resolution.
Mixed feedback
- Image quality receives mixed feedback, including comments that picture resolution is low.
Frequently asked questions
Is 240×240 the camera’s native thermal resolution?
No. The listing describes 128×128 thermal imaging enhanced to 240×240 using TISR. The enhanced figure should not be read as the native sensor resolution.
What temperature range does it measure?
The listing gives a range of -20ºC ~ 450ºC and measurement accuracy of +/-1%.
How long is the stated battery life?
The listed battery life is 15 Hours. Actual runtime may depend on use, and the listing does not specify a test condition for that figure.
What can the temperature alerts do?
When a temperature passes a preset level, the listing says an on-screen warning appears and a photo is captured automatically.

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