testo Not supported
testo 770-3
testo 770-3 cannot be read live over Bluetooth in TestNMeasure yet. You can use it with the app today by typing its readings by hand; they are marked manual.
iOS and Android, beta this winter.
Status in TestNMeasure
| Brand | testo |
|---|---|
| Model | 770-3 |
| Type | Clamp meter |
| Link | Bluetooth LE built in |
| State | Not supported |
| Reason | Its Bluetooth protocol is not published, so the app cannot read it. |
The app cannot read this meter live over Bluetooth. You can still type its readings by hand.
testo 770-3 at a glance
| Display | 6,000 |
|---|---|
| True RMS | Yes |
| Measures | AC/DC current 0.01-600 A, V 1000 V AC/DC, power and power factor, inrush, uA, diode, continuity |
| Safety rating | CAT III 1000 V / CAT IV 600 V |
| Availability | On sale |
| The maker's own app | iPhone, Android |
Sources: Product page · Manual · test-meter.co.uk · read 3 November 2026
Use it with TestNMeasure today
Add it as a manual instrument and type each reading into the same step. Typed values are marked manual wherever they appear, in reports too.
Want it read live? Ask us to add it We choose the next meter from these requests.
Questions
Does the testo 770-3 give live readings in TestNMeasure?
No. Its Bluetooth protocol is not published, so the app cannot read it. So the 770-3 does not give live readings in the app yet.
Can I use the testo 770-3 with TestNMeasure today?
Yes. Add it as a manual instrument and type each reading into the same step; typed values are marked manual wherever they appear. Your instrument list keeps it by name.
How do I ask for the testo 770-3 to be added?
Use the “Ask us to add it” link on this page and we get the make and model. We choose the next meter from these requests.
testo is a trademark of its owner; TestNMeasure is not affiliated with or endorsed by testo.
Coming to iPhone and Android.
iOS and Android, beta this winter.
Questions or a meter to suggest? Mail support@testnmeasure.app.
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