We are excited to announce the latest Autumn promotions, offering HVAC/R engineers even better value when they purchase one of their best-selling Testo instruments.

From 1st September to 31st December 2023, purchase selected Testo Flue Gas Analysers or Digital Manifolds and kits from us and you'll also receive a free engineers tool bag or backpack with your purchase!

OFFER EXTENDED WHILE STOCKS LAST!

Choose From Two Great Offers!

FREE gift with Testo 300 & Testo 327 Flue Gas Analysers:

If you're in the market for a new flue gas analyser, then you should check out these great deals. For a limited time we're giving away a FREE Testo branded engineer backpack (worth over £59) with all testo 300 flue gas analyser kits and a FREE Testo branded engineer tool bag (worth over £49) with all 327 flue gas analyser kits.

Testo 300 Flue Gas Analyser

Why make measurements complicated when you can keep them simple? The testo 300 is wireless, efficient and smart. Now with a connection of up to 4 testo Smart Probes, a large 5” HD display with smart touch operation and the option to send customer reports wirelessly, it couldn't be easier.

  • Large 5” HD colour touchscreen display
  • Email/Bluetooth customer reports
  • Connect up to 4 testo smart probes via USB Dongle
  • Hydrogen compatible (20%)
  • New Smart domestic & commercial kits are available

Click here to explore the Testo 300 Flue Gas Analyser & kits >

Testo 327 Flue Gas Analyser

The testo 327 flue gas analyser is the best value flue gas analyser on the market, offering premium quality at affordable prices. Robust & reliable, the multifunction testo 327 is the perfect companion for any heating engineer:

  • Robust & reliable
  • Easy menu navigation
  • Measures O2 & CO, will calculate ratio, CO₂, and more
  • Hydrogen compatible (20%)
  • Testo IR Printer (advanced kits)
  • Soft carry case with shoulder strap

Click here to explore the Testo 327 Flue Gas Analyser & kits >

FREE gift with Testo 550i, Testo 550s and Testo 557s Digital Manifolds:

Effortless measurement of heat pumps, air conditioning and refrigeration systems. Right now we're giving away a FREE Testo engineer backpack (worth over £59) with all testo 557s and 570s digital manifold sets and a FREE Testo engineer tool bag (worth over £49) with all testo 550i and 550s digital manifold sets.

Testo 550i Digital Manifold

The testo 550i digital manifold is equipped with Bluetooth, a 2-way valve block and a sturdy hook, and can be fully controlled via app and smartphone or tablet – for flexible, fast measurements and digital documentation.

  • All activities, from measurement to documentation, using the testo Smart App on your Smartphone
  • The smallest digital manifold on the market
  • Maximum reliability thanks to the extremely robust housing with IP54 protection class
  • Optionally expandable with testo Smart Probes for temperature, humidity and vacuum

Click here to explore the Testo 550i Digital Manifold >

Testo 550s Smart Digital Manifold

The testo 550s digital manifold with Bluetooth and 2-way valve block is ideal for your measuring tasks in the field of commissioning, servicing and maintenance of refrigeration and air conditioning systems and heat pumps.

  • All results at a glance thanks to the large graphic display
  • Exceptionally compact and reliable thanks to the easy-to-handle, robust housing with IP 54 protection class
  • Simple, wireless measurement of vacuum and temperature via automatic Bluetooth®
  • Even greater flexibility for your measurements and documentation with the testo Smart App

Click here to explore the Testo 550s Smart Digital Manifold >

Testo 557s Smart Digital Manifold

The testo 557s digital manifold with Bluetooth and 4-way valve block is ideal for your measuring tasks in the field of commissioning, servicing and maintenance of refrigeration and air conditioning systems and heat pumps.

  • All results at a glance thanks to the large graphic display
  • Exceptionally compact and reliable thanks to the easy-to-handle, robust housing with IP 54 protection class
  • Simple, wireless measurement of vacuum and temperature via automatic Bluetooth®
  • Even greater flexibility for your measurements and documentation with the testo Smart App

Click here to explore the Testo 557s Smart Digital Manifold >

Testo 570s Smart Digital Manifold

The testo 570s digital manifold with Bluetooth and a 4-way valve block is the optimal solution for refrigeration, air conditioning systems and heat pumps. Intelligent error analysis allows anomalies to be detected quickly, making it a reliable partner for both long-term and short-term measurements. 

  • IP54 protection for outdoor use
  • Long-term measurement with intelligent error detection in the testo Smart App
  • Long service life of up to 360 hours thanks to rechargeable (USB-C) and non-rechargeable batteries

Click here to explore the Testo 570s Smart Digital Manifold and kits >

About The Testo Branded Tool Bags:

This Testo-branded engineer backpack is perfect for holding and protecting all the tools and instruments required for your daily tasks. Features include:

  • 100% Waterproof hard base
  • Multiple pockets / Laptop holder
  • Dimensions of 22" x 15" x 6"

This Testo-branded engineer tool bag is the perfect companion for your daily tasks! The quality design provides plenty of space to fit in everything you could need. Features include:

  • 100% Waterproof hard base
  • Multiple pockets
  • Dimensions of 11" x 17" x 8"