Current

The innovative grab mechanism makes the testo 770-2 the perfect clamp meter for non-contact measurements on tightly packed cables with a small diameter. In addition to the standard functions of the testo 770-1 clamp meter, it also offers a temperature adapter and measures current in the µA range.

• Fully retractable pincer arm to make your work easy

• Auto AC/DC and large two-line display

• Measuring functions for starting current on electric motors and μA measurements

• Temperature adapter for type K thermocouples

All-in-one voltage tester and current measuring instrument: the innovative testo 755-2. A multitasker for almost all daily electrical measuring tasks. With automatic measurement parameter detection, exchangeable measuring tips and an extended voltage range up to 1,000 V. 

• Voltage range up to 1,000 V

• Simple, reliable operation with automatic selection of measurement parameters

• Single pole voltage testing to determine quickly whether conductors are live

• DIN EN 61243-3:2014 certified

Measuring current with a voltage tester? The innovative testo 755-1 makes this possible – and is therefore suitable for virtually all daily electrical measuring tasks. The practical automated switch-on function and automatic measurement parameter detection also mean you can work more reliably than ever before with it. 

• Easy, reliable operation through automatic measurement parameter detection

• Suitable for almost all electrical measuring tasks

• Exchangeable measuring tips

• DIN EN 61243-3:2014 certified

The testo 770-1 clamp meter is ideally suited for non-contact current measurement on tightly packed power cables or conductors with a small diameter. The unique grab mechanism means you can grab each individual cable easily and safely. 

• Fully retractable pincer arm for maximum flexibility

• Auto AC/DC

• Large two-line display

Non-contact measurement on tightly packed cables is really easy and reliable with the testo 770-3 clamp meter. Its innovative grab mechanism will make your work easy. The most powerful model in the clamp meter series, it offers lots of additional functions for those challenging tasks that you are faced with on a daily basis, e.g. communication with the smartphone app via Bluetooth.

• Easy to operate thanks to the fully retractable pincer arm

• Auto AC/DC and large two-line display

• Improved TRMS method

• Bluetooth connection to your smartphone (with the testo Smart Probes App)

Current probe for measuring current consumption of compressors, with switchable measuring range