IMPORTANT NOTICE: Due to scheduled maintenance, we will not be dispatching orders from 10am on Thursday 10th July. Orders placed after this will be dispatched Monday 14th July. Service will resume as normal on Monday 14th July. We apologise for any inconvenience caused.

FREE SHIPPING

For all orders over £100

CHAT | EMAIL | PHONE

Professional support

FREE GIFTS

On many products

CUSTOMER REWARDS

Enjoy Exclusive Benefits

BOOK YOUR TRAINING

Elevate Your Skills

Testo 755-1 Current Voltage Tester

 
  • Auto-selects parameters for fast testing
  • Measures AC/DC voltage and AC current
  • Interchangeable tips and integrated torch
  • IP64 rated for added protection
Free Shipping

Spend over £100 on any new goods order and receive automatic free shipping

Rewards

Points make purchases! For every £1 spent, earn back 1p that can be spent on any future new goods purchase

Our Price Promise

We offer a Price Match Promise! Find an equivalent tester for a cheaper price on a competitor site, and we’ll do our best to match it

Express Delivery & Calibration

Express Delivery is currently unavailable for customers wishing to add calibration to their New Goods order. For more information, visit our Delivery Information page. 

£97.75 (ex VAT)

£117.30 (inc VAT)

Earn 97 points

In Stock - Express Delivery Available
 
Testo 755-1 Current Voltage Tester

Electricians and engineers use the Testo 755-1 Current Voltage Tester to simplify electrical testing across various environments. It delivers fast, reliable readings by automatically detecting the test type. With its open-jaw design, the device activates above 6V and adjusts to the appropriate measurement settings, allowing you to work efficiently across many applications.

Ease of Use and Functionality

This multifunction tester supports voltage, current, resistance, and continuity checks. Integrated lighting allows operation in low-light conditions, while replaceable measuring tips make maintenance quick and straightforward. The auto power-on feature further saves time during repetitive checks.

Built for Versatility

Polarity checks in DC circuits and a single-wire voltage test with sound alerts improve safety and accuracy. Also, the three-phase direction indicator with motor direction support helps when checking industrial systems. The strong housing and IP64 rating mean the Testo 755-1 is suited for tough jobs.

Whether you’re a home electrician or an HVAC worker, the Testo 755-1 gives steady performance across a range of daily measurement tasks. Its small design, strong build, and easy-to-use features make it a dependable tool for professionals who need reliable results with little setup time.

Key Features
  • Automatically detects and configures the measurement type
  • Open-jaw design triggers above 6V
  • Measures AC and DC voltage up to 600 V
  • AC current measurement range from 0.1 to 200 A
  • Supports resistance measurement up to 100 kOhm
  • Integrated flashlight for low-light areas
  • Interchangeable measuring tips extend product lifespan
  • Polarity detection enhances DC circuit safety
  • Three-phase rotation and motor direction indication
  • Audible single-lead voltage testing
  • Built-in lead holder for safe storage
pdf

Reviews

There are no reviews yet.

Be the first to review “Testo 755-1 Current Voltage Tester”
Testo 755-1 Current Voltage Tester

The Testo 755-1 Current Voltage Tester is designed to simplify electrical testing in a range of environments. It provides rapid, reliable readings by automatically detecting the type of test being conducted. With its open-jaw design, the device activates above 6V and adjusts to the appropriate measurement settings, allowing you to work efficiently across many applications.

Ease of Use and Functionality

This multifunction tester supports voltage, current, resistance, and continuity checks. Integrated lighting allows operation in low-light conditions, while replaceable measuring tips make maintenance quick and straightforward. The auto power-on feature further saves time during repetitive checks.

Built for Versatility

Polarity detection in DC circuits and a single-lead voltage test with audible alerts improve safety and accuracy. Additionally, the three-phase rotation indicator with motor direction helps when assessing industrial systems. The rugged housing and IP64 rating mean the Testo 755-1 is suited for demanding jobs.

Whether you’re a domestic installer or an HVAC technician, the Testo 755-1 delivers consistent performance across a variety of daily measurement tasks. Its compact design, durable build, and intuitive features make it a reliable tool for professionals who need trustworthy results with minimal setup time.

Key Features
  • Automatically detects and configures the measurement type
  • Open-jaw design triggers activation above 6V
  • Measures AC and DC voltage up to 600 V
  • AC current measurement range from 0.1 to 200 A
  • Supports resistance measurement up to 100 kOhm
  • Integrated flashlight for low-light areas
  • Interchangeable measuring tips extend product lifespan
  • Polarity detection enhances DC circuit safety
  • Three-phase rotation and motor direction indication
  • Audible single-lead voltage testing
  • Built-in lead holder for safe storage
What’s Included
  • Testo 755-1 Current/Voltage Tester
  • Measuring tips
  • Batteries (2 x AAA)

QUESTIONS

Product Question
Name
Name
Plain text only. HTML is not allowed.

REVIEWS

Write Your Own Review

Reviews

There are no reviews yet.

Be the first to review “Testo 755-1 Current Voltage Tester”

Related Products

You may also like…

    • Fluke T5-600 Electrical Tester
      Usually Ships In 6 to 13 Business Days

      Fluke T5-600 Electrical Tester

      £130.07 (ex VAT)
      £156.08 (inc VAT)
      • Measures up to 600V AC/DC and 100A AC
      • Tests resistance up to 1000Ω with continuity alarm
      • Durable with 3m drop protection
      • Automatic voltage detection and data hold feature
      More info
    • Kewtech JAWS Open Jaw Current & Voltage Tester
      Usually Ships In 3 to 5 Business Days

      Kewtech JAWS Open Jaw Current & Voltage Tester

      £132.50 (ex VAT)
      £159.00 (inc VAT)
      • Measures up to 200A AC/DC and 750V AC/1000V DC
      • True RMS readings for accurate measurements
      • Automatic AC/DC selection with resistance buzzer
      • Lightweight 250g design with IEC 61010 CAT IV safety
      More info
    • Fluke T150 Voltage & Continuity Tester
      In Stock - Express Delivery Available

      Fluke T150 Voltage & Continuity Tester

      £118.00 (ex VAT)
      £141.60 (inc VAT)
      • Back lit LCD display with voltage measurement
      • Resistance measurements up to 1999 Ω
      • Rotary field indication
      • Wear indicating test leads
      More info
    • Fluke T5-1000 Electrical Tester
      In Stock - Express Delivery Available

      Fluke T5-1000 Electrical Tester

      £141.00 (ex VAT)
      £169.20 (inc VAT)
      • Measures AC/DC voltage up to 1000V and AC current to 100A
      • OpenJaw clamp enables fast current readings
      • Includes resistance testing up to 1000Ω with audible continuity
      • Compact, ergonomic design with test lead storage
      More info
    • Fluke T6-600 Electrical Voltage, Current & Continuity Tester
      In Stock - Express Delivery Available

      Fluke T6-600 Electrical Tester with FieldSense Technology

      £167.80 (ex VAT)
      £201.36 (inc VAT)
      • Measures 600 V AC/DC without leads
      • Open fork fits 120 mm² conductors
      • 200 A AC true-rms current reading
      • Resistance tested up to 2000 ohms
      More info