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HVAC / R

Testo manufacture measuring instruments for the heating, ventilation, air conditioning and refrigeration industries. Testo instruments for HVAC R are of the highest quality and are internationally trusted. Measurement parameters include flue gas, temperature, CO, CO2, air flow, pressure, emissions, humidity and much more.

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Testo 330i - Flue Gas Analyser

connects to your SmartPhone or tablet using testo 330i App via Bluetooth function, giving the user ability to create and compare measurement reports whilst on site. All sets include testo 330i flue gas analyser with longlife gas sensors and integrated draught and gas zeroing, 3 slots, rechargeable battery and calibration protocol.
£939.00 (ex VAT)

Testo 320B - Flue Gas Analyser

Award Winning Testo 320B Flue Gas Analyser. Quickly determine and eliminate malfunctions, monitor legal limit values and perform spot checks.
£590.00 (ex VAT)

Testo 310 - Flue Gas Analyser

Testo 310 Award Winning Flue Gas Analyser. Meets the requirements of BS7967.
£339.00 (ex VAT)

Testo 327 - Flue Gas Analyser Kits

Incl. rech. battery and calibration protocol, Flue Gas Probe (180mm X 6mm diameter), Carry case, and FREE Air / Immersion Probe (when you buy direct from Testo).
£490.00 (ex VAT)

Testo 320 - Flue Gas Analyser

Award Winning Testo 320 Flue Gas Analyser. Find malfunctions, Monitor legal limit values and perform spot checks
£799.00 (ex VAT)

Testo 330-1 LL - Flue Gas Analysers

With long-life gas sensors, rech. battery and calibration protocol, graphic display, Flue gas probe (180mm x 6mm), carry case.
£1,099.00 (ex VAT)

Testo 869 - Thermal Imaging Camera

Our best ever value thermal camera. Combining high performance with an unbeatable price, the testo 869 makes top-quality thermography affordable for everyone. Includes: Pro software, USB cable, mains unit and Li-ion rechargeable battery.
£799.00 (ex VAT)

Testo 330-2 LL - Flue Gas Analysers

With long-life gas sensors, H2-compensated CO-sensor, rech. battery and calibration protocol, graphic display, Flue gas probe (300mm x 8mm), carry case.
£1,299.00 (ex VAT)

Testo 870 - Thermal Imaging Camera

The testo 870 combines quality with value to offer you the perfect entry level TI camera, at an affordable price. Now with Free Super Resolution technology.
£999.00 (ex VAT)

Testo 875i - Thermal Imaging Camera

Quality thermal imaging camera. Includes: Inbuilt digital camera, Screen resolution of 160 x 120 pixels,(Super Resolution - increases res. to 320 x 240), sensitivity of NETD < 50 mK, measuring range of -30 to +350°C, Field of View of 32°. Now with Free Super Resolution technology.
£1,999.00 (ex VAT)

Testo 340 - Industrial Flue Gas Analyser

(As this instrument is configured to your application, please call our Technical Sales Team for more information on 01420 544 433 ext. 203, Quotations available upon request)
Call for pricing

Testo 315-3 - CO/CO2 monitor

incl. USB mains unit and cable
£595.00 (ex VAT)

Testo 317-1 - Gas Leak Detector

With flexible probe, incl. battery
£69.00 (ex VAT)

Testo 317-2 - Gas Leak Detector

Including case with belt clip and wrist strap and batteries
£94.00 (ex VAT)

Testo 317-3 - CO Monitor

Incl. carrying case with belt clip, headphones, wrist strap, sampler and calibration protocol
£109.00 (ex VAT)

Testo 417 - Vane Anemometer

Buy a Testo 417 F-Reg Kit and get the next year’s UKAS calibration with a 15% discount (Only Available Direct from Testo)- With integrated 100 mm vane and battery.
£239.00 (ex VAT)

Testo 410-1 - Compact Vane Anemometer

with integrated NTC air thermometer incl. protection cap, batteries and calibration protocol, wrist strap, belt holder, protective cap
£69.00 (ex VAT)

Testo 410-2 - Compact Vane Anemometer (+Humidity)

with integrated NTC air thermometer incl. protection cap, batteries and calibration protocol, wrist strap, belt holder, protective cap
£99.00 (ex VAT)

Testo Smart Probes - Heating Set

For pressure and temperature measurement on heating systems. Consists of: testo 115i, testo 510i incl. hose set (Ø 4 mm and 5 mm) with adapter, testo 805i, testo Smart Case (heating), batteries, calibration protocol
£159.00 (ex VAT)

Testo Smart Probes - Refrigeration Set

For servicing, commissioning and error detection on air conditioning and refrigeration systems. Consists of: 2x testo 115i, 2x testo 549i, testo Smart Case (refrigeration), batteries, calibration protocol.
£165.00 (ex VAT)

Testo Smart Probes - VAC Set

For servicing ventilation and air conditioning systems. Consists of: testo 405i, testo 410i, testo 605i, testo 805i, testo Smart Case (VAC), batteries, calibration protocol.
£239.00 (ex VAT)

Saveris 2 - T3 (temperature data logger)

Wireless data logger with display and 2 connectors for TE-temperature sensor, and free cloud access. Measuring range: -195 to +1350 °C (corresponding to sensor). Please note: This logger requires an external plug in probe, please see accessories below.
£149.00 (ex VAT)

Saveris 2 - T2 (temperature data logger)

Wireless data logger with display and 2 ports for NTC temperature sensor, and free cloud access. Measuring range: -50 to +150 °C. Please note: This logger requires an external plug in probe, please see accessories below. PLEASE NOTE: DUE TO HIGH DEMAND THIS LOGGER WILL NOT BE AVAILABLE FOR DELIVERY UNTIL FEBRUARY 2017. SORRY FOR ANY INCONVENIENCE THIS CAUSES.
£109.00 (ex VAT)

Testo 549 - Digital Refrigeration Manifold

Our best ever value manifold. Includes Testo 549 digital manifold, batteries and calibration protocol.
£199.00 (ex VAT)

Clamp probe for temperature measurement on pipes

Includes 1 x clamp probe for use with testo 549, 550, 557 or 570.
£32.00 (ex VAT)

Testo - Flow Straightener set

Funnel set (x2): 200x200 mm / 330x330 mm (0563 4170) plus Testo Flow Straightener (0554 4172)
£199.00 (ex VAT)

Testo 480 - High-end VAC measuring instrument

Including "EasyClimate" PC software, power supply, USB cable and calibration protocol
£846.00 (ex VAT)

testo 535 - CO2 Monitor

With fixed probe, battery and calibration protocol
£299.00 (ex VAT)

Testo 550 - Digital Refrigeration Manifold (Bluetooth)

Digital refrigeration manifold, ideal for all measurement work on refrigeration systems and heat pumps. With Bluetooth capability users can now connect to our Brand New Testo Refrigeration App. Includes 2 x clamp probes, batteries case and calibration protocol. Non sight glass.
£229.00 (ex VAT)

Saveris 2 - WIFI data loggers

Saveris 2 cloud based data loggers. With Automatic SMS and email alerts. Easy access to reports wherever you are via mobile, tablet or PC. Customers who register in 2016 will also receive 1 years FREE 'advanced' cloud licensing, which includes a number of added extras
£89.00 (ex VAT)

Testo 416 - Vane Anemometer

With telescope (max. 890 mm) incl. batteries and calibration protocol
£319.00 (ex VAT)

Testo 925 Legionella Kit

Testo 925 1-Channel Thermometer - including immersion/penetration probe, air probe, strap-on probe, carry case, battery and calibration protocol
£189.00 (ex VAT)

Testo 435-1 - Multi-function Instrument for VAC & IAQ

Battery and calibration protocol included
£329.00 (ex VAT)

Testo 435-2 - Multi-function Instrument for VAC & IAQ

With readings memory, PC software and USB data transfer cable, includes battery and calibration protocol
£399.00 (ex VAT)

Testo 435-3 - Multi-function Instrument for VAC & IAQ

With built-in differential pressure measurement for A/C, ventilation and Indoor Air Quality, battery and calibration protocol included
£499.00 (ex VAT)

Testo 435-4 - Multi-function Instrument for VAC & IAQ

With built-in differential pressure measurement for air conditioning, ventilation and Indoor Air Quality, with data memory, PC software and USB data transfer cable, includes battery and calibration protocol
£599.00 (ex VAT)

Testo 557 - Digital Refrigeration Manifold (bluetooth)

With Bluetooth capability users can now connect to our Brand New Testo Refrigeration App. Includes Testo 557 digital manifold, case, 2 x clamp probe, external vacuum probe, batteries and calibration protocol. Non sight glass.
£369.00 (ex VAT)

Testo - Calibration Drywells

CSEC1, CSEC2, CSEC3
£549.00 (ex VAT)

Testo - Flow Straightener

Flow Straightener - creates a correction of the swirl into a parallel flow from air conditioning outlets.
£69.00 (ex VAT)

Testo 115i - Clamp thermometer (Bluetooth)

Bluetooth clamp thermometer operated with smartphone, for measurements on pipes with diameters of 6 to maximum 35 mm, incl. batteries and calibration protocol
£39.00 (ex VAT)

Testo 174H - Mini Data Logger

Mini Data Logger for temperature and humidity. 2-channel, incl. wall bracket, battery (2 x CR 2032 lithium) and calibration protocol
£59.00 (ex VAT)

Testo 176 P1 - Absolute Pressure Data Logger

5-channel pressure, temperature and humidity data logger with internal sensor (absolute pressure) and external sensor connections (NTC/capacitive humidity sensor) incl. wall holder, lock, battery and calibration protocol.
£379.00 (ex VAT)

Testo 184 G1 Temperature, Humidity and Shock Data Logger

Testo 184 G1 - All-in-one Data Logger for Temperature, Humidity and Shock. Up to 120 days battery life. Based on average usage
£189.00 (ex VAT)

Testo 184 H1 Temperature and Humidity Data Logger

Testo 184 H1 - All-in-one Temperature and Humidity Data Logger. up to 500 days battery life. Based on average usage.
£99.00 (ex VAT)

Testo 184T - Temperature Data Loggers

Testo 184 T Range - All-in-one Temperature Data Loggers. Single use data loggers (From 90 to 500 days battery life, based on average usage)
£29.90 (ex VAT)

Testo 315-4 - CO measuring instrument

Convenient, precise and robust measuring instrument for recording ambient CO values. It identifies even the slightest concentrations of the highly toxic gas.
£279.00 (ex VAT)

Testo 405i - Thermal anemometer (Bluetooth)

Bluetooth thermal anemometer operated with smartphone, incl. batteries and calibration protocol
£69.00 (ex VAT)

Testo 410i - Vane anemometer (Bluetooth)

Bluetooth vane anemometer operated with smartphone, incl. batteries and calibration protocol
£59.00 (ex VAT)

Testo 417 - Funnel set

(x2 Funnels)200 x 200 mm / 330 x 330 mm. For low flow measurements
£139.00 (ex VAT)

Testo 420 - Volume flow hood

Volume flow hood, with body, 610 x 610 mm flow hood, 5 x tension rods, USB cable, batteries and trolley
£1,990.00 (ex VAT)

Testo 510i - Differential Pressure Meter (Bluetooth)

Bluetooth differential pressure gauge operated with smartphone, incl. hose set (Ø 4 mm and 5 mm) with adapter, batteries and calibration protocol
£65.00 (ex VAT)

Testo 549i - High-pressure gauge (Bluetooth)

Bluetooth High-pressure gauge operated with smartphone, incl. batteries and calibration protocol.
£45.00 (ex VAT)

Testo 552 - Digital Vacuum Gauge (Bluetooth)

For evacuation of refrigeration systems and heat pumps. Now with Bluetooth connection for wireless monitoring of measurement results via the testo Smart Probes App.
£112.00 (ex VAT)

Testo 570 - Digital Refrigeration Manifold

4-way-valve block, internal data memory, integrated vacuum measurement, 3 temperature probe connections, 40 refrigerants stored.
£477.00 (ex VAT)

Testo 605i - Thermohygrometer (Bluetooth)

Bluetooth Thermohygrometer operated with smartphone, incl. batteries and calibration protocol
£59.00 (ex VAT)

Testo 606 - Moisture Meter

There are 2 variants of the 606 material moisture meter. Material moisture is displayed in percent by weight using stored material characteristic curves for wood and building materials. In addition to material moisture, testo 606-2 also measures air moisture and temperature.
£62.00 (ex VAT)

Testo 805i - Infrared thermometer (Bluetooth)

Bluetooth Infrared thermometer operated with smartphone, incl. batteries and calibration protocol.
£59.00 (ex VAT)

Testo 816-1 Sound Level Meter

testo 816-1 Sound Level Meter with integrated data storage incl. microphone, wind protection, PC software, connection cable, manual on CD, and batteries in system case.
£359.00 (ex VAT)

Testo 905i - Thermometer (Bluetooth)

Bluetooth Thermometer operated with smartphone, incl. batteries and calibration protocol
£49.00 (ex VAT)

Testo 338 - Industrial smoke tester for diesel engines

Testo 338 is a portable instrument which enables quick and simple measurement of smoke from diesel engines. It takes just minutes to start the analyser and make a measurement. Testo 338 measures Bosch Number, Filter Smoke Number (FSN) and soot concentration in mg/m3.
£3,100.00 (ex VAT)

Testo 925 - 1 channel Thermometer

T/C Type K, audible alarm, connection of an optional radio probe, with battery and calibration protocol
£63.00 (ex VAT)

Testo - Coloured protective thermometer cases

Suitable for Testo 108-1 + 108-2 thermometers. Colour - Blue.
£6.00 (ex VAT)

Mini Penetration Thermometer (150 °C)

Up to 150 °C, length 133 mm, with protective sleeve for probe shaft, easily legible display, incl. batteries. Now, delivered including a certificate of conformity.
£14.90 (ex VAT)

Mini Penetration Thermometer (250 °C)

Up to 250 °C, length 213 mm, with protective sleeve for probe shaft, easily legible display, incl. batteries.
£22.90 (ex VAT)

Mini Surface Thermometer (300 °C)

Up to 300 °C, length 120 mm, broad measurement tip, easily legible display, incl. batteries
£19.90 (ex VAT)

Mini Waterproof Thermometer (230 °C)

Up to +230 °C, length 120 mm, with protective sleeve for probe shaft
£19.90 (ex VAT)

Testo - Gas Detector

Gas detector incl. flexible probe extension, rechargeable battery and mains unit for mains operation and battry recharging, with calibration protocol.
£699.00 (ex VAT)

Testo - hose set for refrigeration manifolds

Includes: 3 x ¼ inch SAE hoses 2 x R410
£115.00 (ex VAT)

Testo - hose set for refrigeration manifolds

Includes: 3 x ¼ inch SAE hoses 2 x ⅜ inch SAE hoses
£87.00 (ex VAT)

Testo - Saveris Base Unit

40,000 readings per measurement channel, one year of memory capacity, Alarm via LED, relay, sms, wireless and/or Ethernet connection
Call for pricing

Testo - Saveris Cockpit Unit

For mobile monitoring, Up to 8 probes can be connected, USB and infrared interfaces, Printout of readings using infrared printer
Call for pricing

Testo 110 - 1 Channel NTC Thermometer

Channel temperature measuring instrument NTC, with audible alarm, connection to an optional radio probe, with battery and calibration protocol
£74.90 (ex VAT)

Testo 174T - Mini Data Logger

1-channel temperature logger, incl. wall bracket, battery (2 x CR 2032 lithium) and calibration protocol
£34.90 (ex VAT)

Testo 175 H1 - 2-channel data logger

2-channel temperature and humidity data logger with external humidity sensor (NTC/capacitive humidity sensor), incl. wall holder, lock, batteries and calibration protocol
£189.00 (ex VAT)

testo 175 T1 - Temperature data logger

1-channel temperature logger with internal sensor, incl. wall holder, lock, batteries and calibration protocol
£89.00 (ex VAT)

Testo 175 T2 - 2-channel NTC Data Logger

2-channel temperature data logger with internal sensor (NTC), and external sensor connection (NTC) incl. wall holder, lock, batteries and calibration protocol
£109.00 (ex VAT)

Testo 175 T3 - 2-channel Data Logger

2-channel Temperature data logger with external sensor connections (TC Type T and Type K) incl. wall holder, lock, batteries and calibration protocol
£129.00 (ex VAT)

testo 176 H1 - 4-channel Data Logger

Temperature and humidity data logger with external sensor connections (NTC/capacitive humidity sensor) incl. wall holder, lock, battery and calibration protocol
£299.00 (ex VAT)

Testo 176 H2 - 4-channel Data Logger

Temperature and humidity data logger in metal housing with external sensor connections (NTC/capacitive humidity sensor) incl. wall holder, lock, battery and calibration protocol
£329.00 (ex VAT)

Testo 176 T1 - 1-channel Data Logger

1-channel Pt100 temperature Data Logger,in metal housing with highly accurate internal sensor, incl. wall holder, lock, battery and calibration protocol
£199.00 (ex VAT)

Testo 176 T2 - 2-channel Data Logger

2-channel Pt100 temperature Data Logger with connections for highly accurate external sensor, incl. wall holder, lock, battery and calibration protocol
£219.00 (ex VAT)

Testo 176 T3 - 4-channel Data Logger

4-channel temperature Data Logger in metal housing with external sensor connection (TC Type T, Type K and Type J) incl. wall holder, lock, batteries and calibration protocol
£259.00 (ex VAT)

Testo 176 T4 - 4-channel Data Logger

4-channel temperature data logger Plus external sensor connections (TC Type T, Type K and Type J) incl. wall holder, lock, batteries and calibration protocol.
£249.00 (ex VAT)

testo 312-2 - Pressure Meter (40/200 mbar)

DVGW approval, incl. alarm display, battery and calibration protocol
£239.00 (ex VAT)

testo 312-3 - Pressure Meter (300/6000 mbar)

DVGW approval, incl. alarm display, battery and calibration protocol
£339.00 (ex VAT)

Testo 312-4 - Pressure Meter (Water / Gas)

differential pressure meter incl. battery and calibration protocol
£339.00 (ex VAT)

Testo 316-1 - Gas Leak Detector for Pipe Work

With flexible probe and battery, Measuring range 0 to 10,000 ppm CH4
£149.00 (ex VAT)

Testo 316-2 - Multi Gas Leak Detector

With flexible measurement probe, mains charger and earphones
£219.00 (ex VAT)

Testo 316-3 - Refrigerant Leak Detector

Includes 316-3 leak detector with case, batteries, filter, and calibration protocol.
£187.00 (ex VAT)

Testo 316-4 (Set 1) - Refrigeration leak detector

Includes Test 316-4 leak detector with case and mains unit.
£299.00 (ex VAT)

Testo 316-EX - Electronic gas leak detector

With EX-protection, incl. batteries, cases, Allen key and calibration protocol
£369.00 (ex VAT)

Testo 350 - Industrial Flue Gas Analyser

(As this instrument is configured to your application, please call our Technical Sales Team for more information on 01420 544 433 ext. 203, Quotations available upon request)
Call for pricing

Testo 405 - Thermal Anemometer

incl.duct holder and batteries
£89.00 (ex VAT)

Testo 425 - Compact Thermal Anemometer

With fixed velocity probe incl. temperature measurement and telescope (max. 820 mm), battery and calibration protocol
£299.00 (ex VAT)

Testo 460 - Compact Optical rpm meter

incl. protection cap, protective carry pouch, batteries and calibration protocol
£89.00 (ex VAT)

Testo 465 - Non Contact Tachometer

With SoftCase (protective case) in transport case (plastic), incl. reflectors, batteries and calibration protocol
£129.00 (ex VAT)

Testo 470 - RPM measuring instrument

Instrument with SoftCase, in transport case, incl. adapter, probe tip, surface speed disc, reflectors, batteries and calibration protocol
£189.00 (ex VAT)

Testo 477 – LED stroboscope

Incl. transport case, trigger signal connector, battery and calibration protocol
£529.00 (ex VAT)

Testo 510 - Differential Pressure Meter

incl. protection cap, wrist strap, belt holder, batteries and calibration protocol
£95.00 (ex VAT)

Testo 511 - Absolute Pressure Meter

incl. protection cap, wrist strap, belt holder, batteries and calibration protocol
£109.00 (ex VAT)