£668.97

Testo testo 435-4 - Multifunction indoor air quality meter

testo 435-4

Price data last checked 129 day(s) ago - refreshing...

View at Amazon

We'll watch every seller, every day. One email when your price arrives.

About as cheap as it gets. The only time it was cheaper was 5 months ago.

£669 today · all-time low £664 (Jan 2026) · usually the usual

NEW HERE?

Amazon shows you one price. We show you all of them.

Tosheroon watches Amazon prices so you don't have to. Every product on Amazon has a price history — we make it visible. Set the price you'd actually pay, and we'll email you the second it gets there. No app, no account, one email.

WHAT'S ON THIS PAGE

↓ Price chart
when this has been cheap or pricey
↓ Forecast
where the price is heading next
↓ Statistics
all-time high & low, recent range
↑ Price alert
name your number, we'll email you

Price History & Forecast

Grey patches = out of stock. Cheaper = lower on the chart. Hover for exact prices.

Last 602 days • 602 data points (No recent data available)

Historical
Generating forecast...
£838.80 £646.55 £688.50 £730.44 £772.39 £814.33 £856.28 06 June 2024 03 November 2024 02 April 2025 30 August 2025 28 January 2026

Price Distribution

Price distribution over 602 days • 5 price ranges

Days at Price
Current Price
188 days · current 45 days 73 days 24 days 272 days 0 68 136 204 272 £664-699 £699-734 £734-769 £769-804 £804-839 Days at Price

Price Analysis

Most common range: £804-839 (272 days, 45.2%)

Price range: £664 - £839

Price levels: 5 price ranges over 602 days

Description

All measurement parameters for air conditioning the Testo 435 multi-function is your reliable partner for the analysis of the indoor air. In addition, the absolute pressure, train, Lux, U value and the surface temperature can be measured. To determine the flow rate can be up again in all the possibilities of flow measurement Pitot Pinwheel and tubes such as thermal probes, save space. For each application the right Testo 435 is available in four versions. Depending on the application to choose between versions with integrated, as well as variations with the capabilities of the differential pressure measurement device widely used as a memory of the device, PC software and a range of probes.

Key Features

Integrated differential pressure measurements for flow velocity

Optional wireless (RF) temperature and humidity probes for remote measurement

Backlit LCD for easy viewing

Product Specifications

Barcode

No barcode data available

Similar Products You Might Like

Indoor air quality probe for CO2, temperature, humidity and absolute pressure
97% match

Indoor air quality probe for CO2, temperature, humidity and absolute pressure

Testo

£829.17 11 Dec 2025
testo 440 laboratory kit
96% match

testo 440 laboratory kit

Testo

£524.00 25 Jan 2026
testo 535 – Digital CO₂ measuring instrument with App connection
96% match

testo 535 – Digital CO₂ measuring instrument with App connection

Testo

£537.60 23 Jan 2026
testo 405 - Thermal Anemometer
96% match

testo 405 - Thermal Anemometer

Testo

£74.20 26 Jan 2026
testo 162 IAQ - Online data logger with display and integrated sensors for temperature, humidity, CO2 and atmospheric pressure
96% match

testo 162 IAQ - Online data logger with display and integrated sensors for temperature, humidity, CO2 and atmospheric pressure

Testo

£549.00 13 Jan 2026
testo 435-2 - Multifunction indoor air quality meter
96% match

testo 435-2 - Multifunction indoor air quality meter

Testo

£534.33 31 Jan 2026
testo 425 – Digital hot wire anemometer with App connection
96% match

testo 425 – Digital hot wire anemometer with App connection

Testo

£528.12 11 Dec 2025
testo 405i - Bluetooth Thermal Anemometer Smart Probe
95% match

testo 405i - Bluetooth Thermal Anemometer Smart Probe

Testo

£119.47 27 Jan 2026
testo 417 - Digital 100 mm vane anemometer with App connection
95% match

testo 417 - Digital 100 mm vane anemometer with App connection

Testo

£424.20 11 Jan 2026
testo 512-1 – Digital differential pressure measuring instrument with App connection
95% match

testo 512-1 – Digital differential pressure measuring instrument with App connection

Testo

£478.74 07 Feb 2026
testo 416 - Digital 16 mm vane anemometer with App connection
95% match

testo 416 - Digital 16 mm vane anemometer with App connection

Testo

£577.20 23 Jan 2026
testo 0563 0003 10 SMART Probes VAC Kit
95% match

testo 0563 0003 10 SMART Probes VAC Kit

Testo

£427.38 12 Jan 2026
testo 510 - Differential Pressure Meter
95% match

testo 510 - Differential Pressure Meter

Testo

£166.00 01 Feb 2026
testo 623 - Thermohygrometer
95% match

testo 623 - Thermohygrometer

Testo

£142.99 27 Jan 2026
testo 605i Thermohygrometer Smart Probe
95% match

testo 605i Thermohygrometer Smart Probe

Testo

£95.18 26 Jan 2026
testo 610 - Compact Humidity/Temperature Meter
95% match

testo 610 - Compact Humidity/Temperature Meter

Testo

£142.80 28 Jan 2026
Testo 0636 9735 Duct humidity/temperature probe
95% match

Testo 0636 9735 Duct humidity/temperature probe

Testo

£405.60 25 Jan 2026
testo 417 Kit 2 – vane anemometer with measurement funnels and flow straightener
95% match

testo 417 Kit 2 – vane anemometer with measurement funnels and flow straightener

Testo

£610.80 08 Dec 2025
Extech CO260 Indoor Air Quality CO / CO2 Meter
95% match

Extech CO260 Indoor Air Quality CO / CO2 Meter

Extech

£628.98 13 Jan 2026
testo 417 set 1 - wing wheel anemometer with measuring funnels
95% match

testo 417 set 1 - wing wheel anemometer with measuring funnels

Testo

£424.20 11 Jan 2026
Temtop Air Quality Monitor PM2.5 Indoor Digital Hygrometer Thermometer Humidity Monitor for Home Office Bedroom Livingroom S1 up
95% match

Temtop Air Quality Monitor PM2.5 Indoor Digital Hygrometer Thermometer Humidity Monitor for Home Office Bedroom Livingroom S1 up

Temtop

£31.99 17 Feb 2026
Extech EXTCO220 Air Quality Monitor Desktop Indoor
95% match

Extech EXTCO220 Air Quality Monitor Desktop Indoor

Extech

£241.99 07 Jan 2026
testo 511 - Absolute Pressure Meter
95% match

testo 511 - Absolute Pressure Meter

Testo

£182.58 01 Feb 2026
Extech IAQ320 Air Quality Meter/Datalogger with PM2.5
95% match

Extech IAQ320 Air Quality Meter/Datalogger with PM2.5

Extech

£509.29 12 Jan 2026