TESTO

testo Sensor sinter attachment 1 pc(s) 0554 0756 (L x W x H) 120 x 70 x 15 mm

A white cylinder with a metallic end, lying horizontally. It could be a container or a technical component.

PTFE sinter filter, Ø 12 mm, for aggressive media, high humidity range (continuous measurements), high flow speeds.

Delivery time: 1-2 days

testo 0393 0002 0393 0002 N/A 1 pc(s)

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A white, cylindrical electronic sensor with two lateral connections, mounted on a black rectangular base.

O2 sensor for testo 330-1 LL/-2 LL

Delivery time: 1-2 days

testo 0554 3113 Adapter 1/4" zu 5/16" (SAE) bzw. 7/16" zu 1/2" (UNF)

Two brass-coloured screw adapters with hexagonal bodies placed side by side.

Compatible with all standard coolants
Corrosion-resistant and break-proof design made of high-quality brass alloy

Delivery time: 1-2 days

testo 440 Set2 delta P Anemometer

Illustrated is a measuring device for flow and environmental measurement with a digital display. Including various sensor attachments and Bluetooth functionality.

Delta P Flow CombiSet 2 with Bluetooth®
Space-saving: Combine the universal Bluetooth handle with the humidity/temperature probe head or extendable telescope (1.0 m). Impeller probe heads (Ø 16 mm, Ø 100 mm) can be simply plugged onto the telescope
Intuitive: Clearly structured measurement menu for volume flow and parallel determination of flow, differential pressure, humidity and temperature in the ventilation duct, at ventilation outlets and in work rooms

Delivery time: 1-2 days

testo 0516 4401 0516 4401 N/A 1 pc(s)

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Dimensions: 516 x 135 x 256 mm (W x H x L)
Case for climate measuring device testo 440 or testo 440 dP and other probes

Delivery time: 1-2 days

testo 440 Set1 Anemometer

Measuring device for airflow measurement with display, impeller and probe for precise measurements in ventilation systems.

Flow CombiSet 1 with Bluetooth®
Clever: Hot-wire probe with telescope (0.85 m) - Paddle-wheel probe (Ø 100 mm) with Bluetooth you can combine as desired with the telescope for ceiling outlets or the funnel set for poppet valves (please order separately)
As versatile as your challenges: The climate measuring device can be expanded with a large portfolio of digital probes

Delivery time: 1-2 days

Leak detector testo 515 Ex -Kombi Flammable gases, Cooling agent External sensor

Handheld testo 515ex gas detector with flexible probe, showing a screen reading 103 ppm.

High sensitivity: Detects leakage rates down to 1 g/a
Fast: Advanced blower extraction for fast response and recovery time of and 2 sec.
2-in-1: Detection of refrigerants and flammable gases

Delivery time: 1-2 days

available from 10/11/2026

testo 0554 0755 0554 0755 1 pc(s)

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Black cylindrical body with multiple longitudinal slots, likely a mechanical or electronic component.

Metal protection basket, Ø 12 mm for humidity sensors, for measurement at flow velocities of less than 10 m/s.

Delivery time: 4-6 days

available from 02/11/2026

testo 0638 1741 0638 1741 1 pc(s)

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A cylindrical sensor with 'testo' labelling, screw thread on the left side and cable connection on the right.

Low pressure probe made of refrigerant-resistant stainless steel, up to 10 bar.

Delivery time: 4-6 days

available from 08/10/2026

testo 0564 1002 Vakuumpumpen Öl 330ml Service 1 pc(s)

Bottle of 'testo Vacuum Pump Oil', 330ml, 11.16 oz. The label displays oil being poured from a can.

For use with testo 565i 7CFM/198 l/min and 10 CFM / 283 l/min. vacuum pumps
Highly refined for top performance
Provides perfect sealing and lubrication

(1 l = 51,48 €)

Delivery time: 1-2 days

testo 0393 0103 0393 0103 N/A 1 pc(s)

(9)

Electronic component with a yellow casing and circuit board, showing a sensor or module.

COlow spare sensor, 0 to 500 ppm for testo 330-1 LL/-2 LL

Delivery time: 4-6 days

available from 28/08/2026

Leak detector testo 0563 1515 515 Ex -Kombi Flammable gases External sensor

Handheld testo 515ex gas detector with flexible hose probe, showing a screen reading 103 ppm.

High sensitivity: Detects leakage rates down to 1 g/a
Fast: Advanced blower extraction for fast response and recovery time of and 2 sec.
Measurement parameters: Ppm, Vol. %, %LEL

Delivery time: 1-2 days

available from 10/11/2026