Fluke Calibration produces a broad range of electrical, RF, temperature, pressure and flow calibration instruments and software. Hart Scientific, Pressurements, DH Instruments, and Ruska are some well known legacy brands that are now part of the Fluke Calibration brand. read more

Since its founding in 1948, Fluke has helped define and grow a unique technology market, providing testing and troubleshooting capabilities that have grown to mission critical status in manufacturing and service industries. Fluke Calibration instruments and software help measurement professionals around the globe keep their organizations up and running.

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Fluke Calibration 700HPPK Pneumatic Test Pump Kit
Generates and adjusts pneumatic pressures up to 3000 psi without requiring a nitrogen bottle or other external pressure supply
$4,190.00
In Stock
Fluke Calibration 9100S/9102S Temperature Calibrators (formerly Hart Scientific)
The smallest, lightest, and most portable dry-well temperature calibrators in the world
$2,185.00
In Stock
Fluke Calibration 1502A and 1504 Tweener (formerly Hart Calibration)
Thermometer readouts for RTD, PRT and Thermistor Sensors
$2,780.00
In Stock
Fluke Calibration 1620A DewK Thermo-Hygrometer (formerly Hart Scientific)
Ultra-accurate digital temperature and humidity logger
$2,560.00
Fluke Calibration P3000 Hydraulic Deadweight Testers (formerly Pressurements)
Hydraulic deadweight tester, ranging up to 20,000 psi, accuracy better than 0.015% of reading
$9,650.00
Fluke Calibration Micro-Baths (formerly Hart Scientific)
World's smallest portable calibration baths
$5,085.00
Fluke Calibration 1523 / 1524 Reference Thermometer (formerly Hart Scientific)
Measure, graph and record three sensor types with one tool
$1,995.00
Fluke Calibration 914X Field Metrology Wells (formerly Hart Scientific)
The 9142, 9143, & 9144 are for high performance, portable, and fast temperature calibration
$5,325.00
Fluke Calibration Dry-Well Temperature Calibrator (formerly Hart Scientific)
$3,390.00
Fluke Calibration Metrology Well Calibrator (formerly Hart Scientific)
These 9170 (aka 917X) series calibrators offer bath-level performance with dry-well functionality
$7,990.00
Fluke Calibration 1560 Black Stack (formerly Hart Scientific)
Thermometer readout reads SPRTs, RTDs, thermistors, and thermocouples
$4,275.00
Fluke Calibration P5500 Comparison Pump (formerly Pressurements)
Comparison Test Pump with Pressure up to 60,000 psi
$1,670.00
Fluke Calibration Portable Infrared Calibrator (formerly Hart Scientific)
Stable blackbody targets for calibrating non-contact infrared thermometers from -30°C to 500°C (-22°F to 932°F)
$4,635.00
Fluke Calibration 4180/4181 Infrared Calibrator (formerly Hart Scientific)
Precision infrared calibrator is small enough for field use and accurate enough for lab use
$7,410.00
Fluke Calibration 1529 Chub-E4 Thermometer (formerly Hart Scientific)
Thermometer readout with multiple channels, battery power, outstanding accuracy, and the ability to read many different sensor types
$5,305.00
Fluke Calibration 1551A and 1552A "Stik" Thermometers (formerly Hart Scientific)
Highly precise and durable digital replacement for mercury-in-glass thermometers
$785.00
Fluke Calibration 525B Temperature & Pressure Calibrator
Sources and measures a complete range of RTDs, thermocouples, and thermistors while measuring pressure up to 10,000 psi
$5,915.00
Fluke Calibration Model 9009 Dual-Block Calibrator (formerly Hart Scientific)
Simultaneous calibration of hot and cold temperatures
$6,310.00
Fluke Calibration 2271A Industrial Pressure Calibrator
Pneumatic benchtop pressure calibrator & tester with ranges from -15 to 3000psi & HART capabilities
$9,080.00
Fluke Calibration 271 Function Generator
10 MHz DDS function generator, arbitrary capability with storage for five user defined waveforms
$2,005.00
Fluke Calibration Model 3125 Surface Calibrator (formerly Hart Scientific)
Stable and uniform surface calibrator for temperatures up to 400°C
$5,015.00
Fluke Calibration P3000 Pneumatic Deadweight Testers (formerly Pressurements)
Pressure ranges from vacuum through 2,000 psi (140 bar) with accuracy greater than 0.015% of reading
$10,470.00
Fluke Calibration E-DWT-H Electronic DW Test Kits (formerly Pressurements)
Modern version of a traditional deadweight tester combines the features and convenience of digital measurement
$28,490.00
Fluke Calibration 7109A Low Temperature Calibration Bath
Portable unit with -13 to 284°F temperature range that calibrates 4 sensors at once for less downtime during calibrations
$9,895.00
Fluke Calibration 6109A High Temperature Calibration Bath
Portable unit with 95 to 482°F temperature range that calibrates 4 sensors at once for less downtime during calibrations
$8,270.00
Fluke Calibration 9190A Field Metrology Well (formerly Hart Scientific)
Ultra-cool dry-block calibrator, ideal for applications that demand strict quality control and regulatory process compliance
$16,860.00
Fluke Calibration P3800 High Pressure Deadweight Tester (formerly Pressurements)
Liquid hydraulic deadweight tester for high pressures up to 60,000 psi (4000 bar)
$36,670.00
Fluke Calibration Model 9150 Thermocouple Furnace (formerly Hart Scientific)
Temperature range to 1200°C and a display accuracy of ±5°C across entire range
$9,005.00
Fluke Calibration 5606 Full Immersion PRT (formerly Hart Scientific)
-328 to 320°F full immersion PRTs for laboratory freezers, autoclaves, and furnaces
$415.00
Fluke Calibration 290 Series Waveform Generator
1, 2, or 4 channel 100 MS/s waveform generators, 100 MS/s 12-bit arbitrary waveform capability, 40 MHz function generator capabilities
$4,410.00
Fluke Calibration 5609 Secondary PRT (formerly Hart Scientific)
-328 to 1238°F inconel 600 sheath material, stable, dry-well reference sensor
$955.00
Fluke Calibration 5627A Precision Industrial PRT (formerly Hart Scientific)
-328 to 788°F vibration and shock resistant, 316 stainless steel sheath material sensor
$890.00
Fluke Calibration 5616 Secondary Reference PRT (formerly Hart Scientific)
-328 to 788°F inconel 600 sheath material sensor for use in the factory, field or lab
$1,140.00
Fluke Calibration 5615 Secondary Reference PRT (formerly Hart Scientific)
-328 up to 788°F depending on probe length, inconel 600 sheath material sensor
$1,225.00
Fluke Calibration 5618B Small Diameter Industrial RTD (formerly Hart Scientific)
Secondary level performance with full ITS-90 calibration
$1,240.00
Fluke Calibration 700HPP Pneumatic Test Pump
Generates pneumatic pressures up to 3000 psi without requiring a nitrogen bottle or other external pressure supply
$2,790.00
Fluke Calibration 5622 Fast Response PRT (formerly Hart Scientific)
-328 to 662°F; designed for temperature measurements requiring fast response or short immersion over a wide range
$420.00
Fluke Calibration 5608 Secondary PRT (formerly Hart Scientific)
-328 to 932°F inconel 600 sheath material, stable, dry-well reference sensor
$730.00
Fluke Calibration 280 Series Waveform Generators
One, two and four independent or linked channels, 40 MS/s max. sampling speed, 16 MHz function generator, 10 MHz pulse generator
$2,725.00
Fluke Calibration LogWare III Software (formerly Hart Scientific)
LogWare III Software allows you to get the most out of your DewK
$1,085.00
Fluke Calibration LogWare Software (formerly Hart Scientific)
LogWare software package turns any Fluke Calibration Tweener or handheld thermometer into a real-time data logger
$395.00
Fluke Calibration PressCal Software (formerly Pressurements)
Windows-based, menu-driven calibration software that accounts for local gravity, pressure, and lab conditions while measuring with deadweight testers
$1,150.00
Fluke Calibration Black Stack 2566 T/C Scanner Module (formerly Hart Scientific)
12-channel module reads K, J, T, S, R, B, E, and N thermocouples
$3,380.00
Fluke Calibration 9140 Field Metrology Well Inserts (formerly Hart Scientific)
Assorted inserts for 9140 Series Field Metrology Well
$435.00
Fluke Calibration Logware II Software (formerly Hart Scientific)
LogWare II software package turns any Fluke Calibration multi-channel thermometer readout into a real-time data logger
$955.00
Fluke Calibration 9300 Carrying Case (formerly Hart Scientific)
Watertight, crushproof, dust proof, with pressure equalization valve and 9.25 x 7.12 x 4.12 inches foam lined interior for 9100S
$149.00
Fluke Calibration 9316 Carrying Case (formerly Hart Scientific)
Foam lined carrying case for the 9103 field dry-well temperature calibrator
$850.00
Fluke Calibration Angle Adapter (formerly Pressurements)
Correctly positions rear mount gauges when calibrating with Fluke Calibrations deadweight testers and comparison pumps
$310.00
Fluke Calibration Y200F Rack Mount Kit
Rack mount kit for the 282, 284, 292, 294
$425.00
Fluke Calibration Black Stack 2564 Scanner Module (formerly Hart Scientific)
8-channel module is usable with any type of thermistor and features accuracy to ±0.0025°C
$2,835.00
Fluke Calibration Rugged Carrying Case (formerly Hart Scientific)
Rugged carrying case for Model 1529 Chub-E4
$495.00
Fluke Caibration 525A Transit Case
Rugged transit case holds one 525 meter & includes cutouts for various accessories
$560.00
$504.00
Fluke Calibration Carrying Case (formerly Hart Scientific)
Readout and probe carrying case for Fluke Calibration 1523 and 1524 reference thermometers
$505.00
Fluke Calibration Carrying Case for Tweener (formerly Hart Scientific)
Carrying case fits Tweener and 12 inch probe
$375.00
Fluke Calibration Y200H Rack Mount Kit
Rackmount Kit, half rack for the 271, 281, 291
$425.00
Fluke Calibration Rugged Carrying Case (formerly Hart Scientific)
Rugged Carrying Case for Thermocouple Furnace Model 9150
$850.00
Fluke Calibration 9170 Carrying Case (formerly Hart Scientific)
Fluke Calibration Carrying Case Metrology Well Calibrators
$910.00
Fluke Calibration AC Adapter (formerly Hart Scientific)
Spare 15V AC Adapter for the Chub-E4
$231.00
Fluke Calibration Black Stack 2565 Precision Module (formerly Hart Scientific)
2-channel precision module with internal cold junction compensation is usable with any type of thermocouple
$4,145.00
Fluke Calibration Protective Case for DewK (formerly Hart Scientific)
Protective Case for DewK Thermo-Hygrometer and Sensors
$550.00
Fluke Calibration PM200 Pressure Measurement Modules
Up to 0.02% FS accuracy & -15 to 3000psi measuring range, for use with the 2271A industrial pressure calibrator
$1,670.00
Fluke Calibration Black Stack Model 2560 SPRT Module (formerly Hart Scientific)
2-channel module reads 25-ohm and 100-ohm four-wire RTDs, PRTs, and SPRTs with an accuracy to ±0.005°C
Call for pricing
Fluke Calibration Bath Fluids (formerly Hart Scientific)
Bath Fluids for Constant Temperature Baths
$45.00
Fluke Calibration Conversion Weight Set (formerly Pressurements)
Conversion weight sets for the P3000 pneumatic deadweight tester
$2,150.00
Fluke Calibration Black Stack 2563 Thermistor Module (formerly Hart Scientific)
2-channel module for low-drift thermistors features accuracy to ±0.0013°C
Call for pricing
Fluke Calibration Metrology Well Calibrator Inserts (formerly Hart Scientific)
Fluke Calibration Inserts for Metrology Well Calibrator
$445.00
In Stock
Fluke Calibration  8X Magnifier Scope (formerly Hart Scientific)
Clearly see the liquid level of your thermometer against its temperature scale
$1,500.00
Fluke Calibration 700HPM Comparator
High pressure pneumatic calibration manifold for fine adjustment of pressures up to 3000 psi
$1,570.00
Fluke Calibration Contamination Prevention System
Safeguards the 2271A industrial pressure calibrator against contamination, available with P3000 or HC20 test ports, 3000psi
$3,860.00
Fluke Calibration Sensor Cable Extensions (formerly Hart Scientific)
$195.00
Fluke Calibration Black Stack 2562 PRT Scanner Module (formerly Hart Scientific)
8-channel module reads two-, three- or four-wire 100-ohm PRTs or RTDs
$3,350.00
Fluke Calibration Inserts for Dry Well Calibrators (formerly Hart Scientific)
Inserts for Fluke/Hart Scientific Model 9102S and Model 9009 hand held dry-well temperature calibrators
$169.00
Fluke Calibration Adapters (formerly Hart Scientific)
Your choice of 3 adapters for Fluke - Hart Scientific 1523 and 1524 reference thermometers
$293.00
Fluke Calibration CASE-2270 Transit Case
Hard plastic case with foam insert for transporting & storing the 2271A industrial pressure calibrator
$1,870.00
Fluke Calibration Spare Power Supply (formerly Hart Scientific)
$164.00
Fluke Calibration Black Stack Model 2568 PRT Module (formerly Hart Scientific)
8-channel module reads 1000-ohm RTDs with an accuracy to ±0.006°C
$3,535.00
Fluke Calibration Adjustable Probe Holding Fixture
Holds up to four tri-clamp sensors inside the tank during calibration, for use with Fluke 6109A & 7109A portable calibration baths
$85.00
Fluke Calibration Adapter Sets (formerly Pressurements)
Adapter sets for Fluke Calibration deadweight testers and comparison pumps
$140.00
Fluke Calibration Fluid Expansion Overflow Kit
Collects excess bath fluid caused by thermal expansion or an overfilled tank, for use with Fluke 6109A & 7109A portable calibration baths
$185.00
Fluke Calibration DewK Sensors (formerly Hart Scientific)
Standard or high accuracy sensors for the Fluke Calibration 1620A DewK digital temperature and humidity logger
$660.00
Fluke Calibration Black Stack Model 2567 PRT Module (formerly Hart Scientific)
2-channel module reads 1000-ohm RTDs with an accuracy to ±0.006°C
$2,540.00
Fluke Calibration 700HPF-NPT Adapters
High pressure NPT fittings for up to 3000 psi (3/8 & 1/2NPT male, 1/2NPT female, 1/4NPT male & female swivels)
$390.00
Fluke Calibration OxyTester P552
$3,790.00
Fluke Calibration Conversion Weight Set (formerly Pressurements)
Conversion weight sets for Fluke Calibration P3000 hydraulic deadweight tester
$3,930.00
Fluke Calibration Conversion Weight Set (formerly Pressurements)
Conversion weight sets for Fluke Pressurements P3800 high pressure deadweight tester
$11,170.00
Fluke Calibration Inserts for Model 9150 (formerly Hart Scientific)
Interchangeable Inserts for Thermocouple Furnace Model 9150
$980.00
Fluke Calibration Black Stack Model 2561 PRT Module (formerly Hart Scientific)
2-channel module reads 2.5-ohm and 0.25-ohm four-wire HTPRTs and RTDs for temperatures up to 1200°C
$3,190.00
Fluke Calibration Inserts for Dry-Well Calibrators (formerly Hart Scientific)
Interchangeable Inserts for Fluke Calibration Models 9103, 9140 and 9141 Field Dry-Well Calibrators
$272.00
Fluke Calibration 2083 Tank Extension Adapter
$490.00
Fluke Calibration CASE-PMM Module Case
Hard plastic case with foam insert holds up to 3 PM200 pressure measurement modules
$540.00
Fluke Calibration Spare Stir Bar (formerly Hart Scientific)
$51.00
Fluke Calibration 7109-2013-2 Probe Access Cover
Stainless steel cover with holes to fit temperature sensors, for use with Fluke 6109A & 7109A portable calibration baths
$65.00
Fluke Calibration Smart Connector (formerly Hart Scientific)
Your choice of PRT or TC Smart Connectors
$113.00
Fluke Calibration 9308 Carrying Case (formerly Hart Scientific)
Watertight, crushproof, dust proof, with pressure equalization valve and 1.81 x 8.87 x 5.18 inches interior, foam lined for impact protection
$236.00
Fluke Calibration Carrying Case for IR Calibrators (formerly Hart Scientific)
Fluke Calibration Carrying Case for 4180 Series Infrared Calibrators
$735.00
Fluke Calibration 7109-2013-1 Transport Cover
Stainless steel cover secures the tank for transportation, for use with Fluke 6109A & 7109A portable calibration baths
$65.00
Fluke Calibration SK-2771A Seal Kit
Seal kit complete with o-rings & teflon tape
$65.00
Fluke Calibration Serial Cable Kit (formerly Hart Scientific)
Fluke Calibration 2508 Serial Cable Kit
$82.00
Fluke Calibration Single Probe Clamp Kit
Holds a probe in place during calibration, for use with Fluke 6109A & 7109A portable calibration baths
$165.00
Fluke Calibration 1523 / 1524 Calibration
NVLAP accredited calibration
$365.00
Fluke Calibration PK-ADPTR Adapter Set
Set of adaptors for the 2271A industrial pressure calibrator
$420.00
Fluke Calibration Carrying Case for Black Stack (formerly Hart Scientific)
Rugged carrying case hold Black Stack base module and up to 5 additional modules
$540.00
Fluke Calibration Carrying Case (formerly Hart Scientific)
$850.00
Fluke Calibration Bath Carrying Case
Rolling case to transport Fluke 6109A & 7109A portable calibration baths
$865.00
Fluke Calibration PK-2271A-NPT Lines And Hose Fittings Kit
Includes necessary fittings & lines for connecting the supply pressure, available with P3000 or HC20 test ports
$990.00
Fluke Calibration 9170 Wheeled Carrying Case (formerly Hart Scientific)
Fluke Calibration Wheeled Carrying Case for Metrology Well Calibrators
$1,320.00