Probe Attachments | McMaster-Carr

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How can we improve?

2,404 Products

Thermocouple and RTD Fittings

Adjustable Thermocouple and RTD Compression Fittings

Twist the cap and slide the probe to adjust the immersion depth

46 products

Spring-Loaded Thermocouple and RTD Fittings

A spring pushes the probe forward, so the tip makes contact with the surface being measured

4 products

Other Products

Probe Stylus Accessories

Add components that extend length, adapt threads, or hold multiple styli at once

17 products

Thermocouples

Measure and transmit liquid, gas, and surface temperature

720 products

Thermocouple and RTD Mounts

Join thermocouple connectors and probes that have different connection types

18 products

Probe Styli

Attach to CMM probes, CNC probes, or FARO arms to inspect workpieces

110 products

Probe Break Stems

Snap in two during an impact to protect probe styli from damage

6 products

Variance Indicator Contact Points

Attach to your variance indicator to make contact with the workpiece being measured

123 products

Thermowells

Prevent damage to thermometers and temperature probes in pressurized tanks and pipelines

115 products

Coordinate Measurement Machine Probes

Take 3D measurements of workpieces on your CMM or CNC machine to inspect for quality

24 products

Thermocouple and RTD Protection Tubes

Shield thermocouple and RTD probes in large, unpressurized tanks

16 products

3D Printer Probes

Map the ups and downs of print surfaces so printers extrude at the proper height

1 product

Borescopes

Insert the camera into hard-to-reach areas to view them from your smart device or the display

2 products

Syringe Needles

Dispense precise amounts of fluid from syringes

342 products

RTDs

Measure and transmit liquid, gas, and surface temperature more precisely than thermocouples

144 products

Temperature Switches

Turn heating equipment on or off at a specified temperature

139 products

Patch Cords

Make point-to-point connections between electrical testing equipment and your devices

12 products

Spring Test Probes

Use in spring test probe sockets to test for continuity and damaged components in circuit boards

79 products

Test Lead Clips

For hands-free testing, create a temporary yet secure electrical connection

77 products

Thermocouple Cords

Extend the reach of thermocouple probes

46 products

Test Leads

Pair with electrical testers such as multimeters to analyze your devices

41 products

Chemistry Sensors

Pair with chemistry meters to test oxidation reduction potential (ORP) or pH

11 products

Noncontact Temperature Sensors

Monitor the temperature of hazardous, sensitive, and hard-to-reach materials without touching them

21 products

Spring Test Probe Sockets

Pair with spring test probes to test for continuity and damaged components in circuit boards

23 products

Syringe Tips

Dispense fluids or spread adhesives from syringes and other small instruments

20 products

Test Lead Adapters

Change tip styles to take different measurements with the same test leads

6 products

Packing Seal Pullers

Pull packing out of pump and valve seals

28 products

Chemistry Meters

Take water-chemistry measurements more precisely than test strips and swabs

32 products

Syringe Filters

Filter out contaminants from syringes both when drawing in and dispensing

15 products

Binding Posts

Test circuits before making permanent connections

4 products

BNC Test Cords

Connect oscilloscopes and other testers to your equipment

4 products

Syringe Caps

Cover syringe tips when not in use to protect them and prevent leaks

13 products

Thermocouple Connector Adapters

Convert round-pin male connectors to flat-pin male connectors

10 products

Picks

Hold, separate, and position small parts such as wire and springs

8 products

Dippers

Scoop and transfer liquid from deep containers such as vats and tanks

7 products

Syringe Adapters

Convert plastic syringe barrels into syringes for air-powered dispensers

10 products

Machine Tool Indicator Contact Points

Replace the contact point on your machine tool indicator

3 products

Multifunction Chemistry Controllers

Use pH or oxidation reduction potential (ORP) levels to turn equipment on or off

7 products

Sludge Samplers

Collect and measure buildup from the bottom of oil tanks, wastewater lagoons, and other areas

7 products

Syringe Thread Adapters

Change connections on syringes, dispensing tips, and needles to luer lock or threaded connections

3 products

Test Lead Holders

Keep test leads organized and within reach

3 products

Thermocouple Connector Brackets

Mount thermocouple probes or stabilize connections between wire leads and screw terminals

3 products

Calibration Spheres

Test your CMM probe and stylus against a precise reference point before you start inspecting

7 products

Conductivity Controllers

Turn pumps, mixers, and valves on and off based on a solution’s conductivity

3 products

Inspection Cameras

Reach into tight and hard-to-access spots and stream the inspection on your phone or tablet

3 products

Syringe Holders

Hang syringes when not in use to prevent contamination and spills

2 products

Test Lead Sensors

Adapt Fluke multimeters to take temperature readings, so you don't need a separate meter

2 products

Electrical Resistance Meters

Prevent damage to electronics by checking that surfaces won't discharge static electricity

4 products

Hardness Testers

Determine the Rockwell, Brinell, or Durometer hardness of any material

1 product

HVAC Flame Detectors

Replace flame detectors in HVAC equipment such as furnaces, ovens, water heaters, and boilers

1 product

Liquid Samplers

Collect liquid samples from drums, tanks, and other containers

4 products

Mitutoyo Cords

Connect your measuring tool to miniprocessors, multiplexers, or PCs

1 product

Multi-Gas Detectors

Monitor air for carbon monoxide and combustible gases including methane, hydrogen, and propane

5 products

Multimeter Hangers

Free up your hands when using a Fluke multimeter

1 product

Oscilloscope/Multimeters

Perform electrical tests, record data, and view a graph of electrical waveforms

4 products

Retrievers

Grab and pull objects out of hard-to-reach spots

1 product

Surface Roughness Testers

Trace the surface of a part to calculate its roughness parameters in Ra, Rp, and Rq

8 products

Test Lead Tips

Adapt Fluke test leads to perform electrical tests in tight spaces

1 product

Transfer Needles

Move liquids from one container to another without contamination or spilling

1 product

Water Detectors

Place near tanks, sump pumps, and pipe lines to alert you to water leaks

2 products