Your Trusted Leak Detector Calibration Provider

Micro Precision is a trusted leak detector calibration provider because our ISO/IEC 17025:2017 accredited laboratories maintain unbroken NIST traceability across a global network of more than 50 locations, serving aerospace, defense, medical, automotive, and manufacturing industries with a documented certificate of calibration for every helium, ultrasonic, refrigerant, and combustible gas leak detector.

Leak detector calibration is one part of Micro Precision’s broader gas and vacuum measurement portfolio. Our vacuum gage calibration services and analyzer calibration services apply the same accreditation and traceability, giving quality teams a single accredited provider for an entire leak-testing and gas-analysis program.

Fill out our Leak Detector calibration service request form

Why Leak Detector Calibration Matters

Leak detector calibration matters because an uncalibrated detector can miss a real gas leak or trigger a false alarm, exposing a facility to safety hazards, regulatory noncompliance, or costly downtime. Calibration performed to ANSI/NCSL Z540.3 requirements confirms a detector’s sensing function stays within its intended operating range, giving quality managers the audit trail and procurement teams the accredited, NIST-traceable documentation that regulated leak-testing programs require.

Ensure Accurate Leak Detector Calibration

Micro Precision calibrates a leak detector by inspecting the instrument, applying a calibrated reference leak or tracer gas standard, comparing the response against NIST-traceable reference values, adjusting for any deviation, and verifying performance before issuing a certificate of calibration. This same process applies to every helium, ultrasonic, refrigerant, and combustible gas leak detector, regardless of manufacturer or model.

Every calibrated leak detector ships with a certificate documenting as-found and as-left results, with standard and faster turnaround options available.


Our Calibration Options

Micro Precision offers leak detector calibration through both in-lab and on-site service, each delivering the same ISO/IEC 17025:2017 accredited, NIST-traceable calibration and certificate of calibration.

  • In-Lab Calibration — Performed at an accredited laboratory with a full range of reference leak standards on hand.
  • On-Site Calibration — Technicians bring equipment to your facility, minimizing downtime for fixed or installed leak detection systems.
  • Faster Turnaround — Available alongside standard service for time-sensitive calibration needs.

Leak Detector Types We Calibrate

Micro Precision calibrates a variety of leak detector types used across aerospace, defense, medical device, automotive, and manufacturing leak-testing and safety-monitoring programs.

  • Helium mass spectrometer leak detectors
  • Ultrasonic leak detectors
  • Refrigerant and HVAC sniffer leak detectors
  • Combustible gas leak detectors
  • Hydrogen leak detectors
  • Portable handheld leak detectors
  • Fixed and stationary leak detection systems
  • Tracer gas leak detectors, including Inficon, Agilent, TIF, and Bacharach models

Leak detectors are commonly used alongside vacuum gages and gas analyzers in the same test setup. See Micro Precision’s vacuum gage calibration services and analyzer calibration services for related instrument coverage.

Models not listed above are likely supported. Contact Micro Precision to confirm calibration availability for a specific leak detector make or model.

Calibration Service Levels Offered

Micro Precision offers three tiers of leak detector calibration service, allowing quality teams to select the documentation level that matches their compliance and audit requirements.

Type of ServiceTraceableTraceable with DataAccredited (ISO:IEC 17025:2017, Z540.3)
Calibrated to manufacturers specifications traceable to SI Units   
ISO 9000 Compliant   
Calibration certificates, data, maintained on secure web based tool (CDM)   
Detailed calibration certificates and calibration stickers   
Instrument adjustment (if found out of tolerance)   
ANSI/NCSL Z540-1 compliant  
Calibration Data  
Logo from Accreditation body, Expanded Measurement Uncertainty 
ANSI/NCSL Z540.3 compliant 

Leak Detector Calibration Services

Micro Precision combines ISO/IEC 17025:2017 accreditation, NIST traceability, and explicit support for helium, ultrasonic, refrigerant, and combustible gas leak detectors including Inficon, Agilent, TIF, and Bacharach models with a genuine, schema-backed FAQ, a combination few leak detector calibration providers offer in one place. Every leak detector returns with a certificate of calibration from a network of more than 50 accredited laboratories serving aerospace, defense, medical, automotive, and manufacturing industries. Request a calibration quote to schedule leak detector calibration services today.

Please complete our quick Leak Detector calibration & repair service request form, and a Micro Precision representative will reach out to you same-day during office hours, or within one business day after office hours. (Mon – Friday 8AM – 4PM PST)

DescriptionManufacturerModel
Agilent Technologies 4905A Ultrasonic Leak DetectorAgilent4905A
Agilent Technologies 4918A Ultrasonic Leak DetectorAgilent4918A
Amprobe GSD600 Gas Leak Detector - Methane and PropaneAmprobeGSD600
Amprobe TMULD-300 Ultrasonic Leak Detector KitAmprobeTMULD-300
Amprobe ULD-300 Ultrasonic Leak Detector w/Visual & Audible IndicatorsAmprobeULD-300
ATI C-16 PortaSens II Gas Detector / Ozone Leak Detector (O3)Air Techniques InternationalC-16 PortaSens II
Bacharach 0019-8106 Tru Pointe Refrigerant Leak DetectorBacharach0019-8106
Bacharach 19-7051 Combustibles and Toxic Gas Leak DetectorBacharach19-7051
Bacharach H10G Refrigerant Leak DetectorBacharachH10G
Bacharach H10PM H10PM All-In-One Leak DetectorBacharachH10PM
Bacharach Leakator Jr Combustible Gas Leak DetectorBacharachLeakator Jr
Dilo 3-033-R002 Leak Detector - Sulfur Hexafluoride / SF6Dilo3-033-R002
Extech 480580 Ultrasonic Leak Detector KitExtech480580
Furness Controls FCO730 Pressure Decay Leak DetectorFurness ControlsFCO730
Furness Controls FCO750 Pressure Decay Leak Detector - Multi-function - 200 Pa - 20 kPa, 99.99 mbar - 30 barFurness ControlsFCO750
General Electric H10A Leak DetectorGeneral ElectricH10A
Inficon Modul1000 Helium Leak DetectorInficonModul1000
Inficon TEK-Mate Refrigerant Leak DetectorInficonTEK-Mate
Inficon TL-4 Helium Leak DetectorInficon
InterTech Any Leak Detector - 41.57 sccm at 0.200 barInterTechANY
Ion Science EPD Helium Leak DetectorION ScienceEPD
Ion Science SF6 GasCheck 6000 Leak Detector - Sulfur HexafluorideION ScienceSF6 GasCheck 6000
Johnson Controls RLD-H10PM Refrigerant Leak DetectorJohnson ControlsRLD-H10PM
KAL-Equip 2965 W/2966 Vacuum Leak DetectorKAL-Equip2965 W/2966
Laco Technologies CM518.0-71111V0/2 Leak Standard, 8.0 x 10-7 stdcc/sec Helium into Vacuum, Isolation Valve, NW25 FlangeLaco TechnologiesCM518.0-71111V0/2
LDS F8473301-V Helium Leak DetectorLDSF8473301-V
LDS SC-7MS40 Helium Leak DetectorLDSSC-7MS40
Mars H10 Refrigerant Leak DetectorMarsH10
Mars H10G Refrigerant Leak DetectorMarsH10G
MasterCool 55975 Intellasense III - Combustible Gas Leak DetectorMastercool55975
Matheson 8066 Leak Detector - LeakHunter PlusMatheson8066
Matheson 8067 Multigas Leak Detector - Can test Helium (HE), Carbon Dioxide (CO2), Methane (CH4) ONLY - NOT: Hydrogen (H2), Argon (AR), Sulfur Hexafluoride (SF6), Halocarbon 11, 12, 22, 1301, 134AMatheson8067
McGill 5 inch Duct Airflow Leak DetectorMcGill5 inch Duct
Perkin Elmer N9306089 Multigas Leak Detector - Helium (HE), Hydrogen (H2), Nitrogen (N2), Argon (AR), Carbon Dioxide (CO2) - PerkinElmerPerkin ElmerN9306089
Ritchie Engineering ACCUProbe Refrigerant Leak DetectorRitchie EngineeringACCUProbe
RKI Instruments GX-2003 Leak Detector/5-Gas MeterRKI Instruments
SDT SDT200 Ultrasonic Leak DetectorSDT
Sensit Gold G2 Combustible Gas Leak Detector - Display Up To 4 Gas: LEL Optional / Oxygen / Carbon Monoxide / Hydrogen Sulfide / Hydrogen Cyanide OptionalSensitGOLD G2
Sensit HXG-2D Combustible Gas Leak Detector - Display LEL or PPMSensitHXG-2D
Std Leak DetectorStd
Test Products International 720B Combustible Gas Leak Detector - TPITest Products International720B
Test Products International 750A Refrigerant Leak Detector - TPITest Products International750A
Test Products International 753 Refrigeration Leak Detector - TPITest Products International753
Test Products International 755 Refrigeration Leak Detector - TPITest Products International755
Test Products International HXG2 Combustible Gas Leak Detector - TPITest Products InternationalHXG2
TIF TIF-5000 Refrigerant Leak Detector / Halogen Leak DetectorTifTIF-5000
TIF XL-1 Halogen Leak DetectorTifXL-1
TIF XL-1A A/C Refrigerant Leak DetectorTifXL-1A
UE Systems Ultraprobe 2000 Ultrasonic Leak DetectorUE Systems (Ultrasonic Emissions Systems)Ultraprobe 2000
UEI CD100A Combustible Gas Leak DetectorUEI (United Electronic Industries)CD100A
UEI CD200 Combustible Gas Leak Detector w/ Adjustable AlarmUEI (United Electronic Industries)CD200
UEI RLD15 Refrigerant Leak DetectorUEI (United Electronic Industries)RLD15
Uson Qualichek 200 Trace Gas Leak DetectorUsonQualichek 200
VIC Leak Detection 924-400 Leak Detector - HeliumVIC Leak Detection924-400
Vic Leak Detection SC7 Leak Detector - HeliumVIC Leak DetectionSC7
Yokogawa H10B Refrigerant Leak Detector - H-10BYokogawaH10B
Yokogawa H10G Refrigerant Leak DetectorYokogawaH10G

Frequently Asked Questions

Micro Precision calibrates a leak detector by applying a calibrated reference leak or tracer gas standard, comparing the detector’s response against NIST-traceable reference values, and adjusting the instrument to correct any deviation found. Technicians verify performance across the detector’s operating range before issuing a certificate of calibration documenting the results.

A leak detector should be calibrated on a regular interval determined by manufacturer recommendations, usage frequency, and the criticality of the application it supports. Many leak-testing programs recalibrate leak detectors annually, though organizations operating under ANSI/NCSL Z540.3 should adjust frequency based on documented usage and risk.

A calibrated leak, also called a calibration leak, is a reference device that releases a known, traceable rate of tracer gas used to verify a leak detector’s response. Micro Precision uses NIST-traceable calibrated leak standards to confirm that a leak detector accurately senses and reports gas leakage across its operating range.

nternal leak detector calibration is performed by the equipment owner using in-house reference standards, while external calibration is performed by an independent accredited laboratory such as Micro Precision. External, ISO/IEC 17025:2017 accredited calibration provides an objective, third-party certificate of calibration that internal programs generally cannot independently produce for audit purposes.

Leak detector calibration does not universally require ISO/IEC 17025:2017 accreditation, but many aerospace, defense, medical, and regulated manufacturing programs require it for audit and compliance purposes. Micro Precision provides ISO/IEC 17025:2017 accredited calibration with full NIST traceability, meeting the documentation standard that regulated quality systems and customer audits require.

Leak detector calibration cost varies by equipment type, service level, and turnaround option selected, since a helium mass spectrometer leak detector and a handheld ultrasonic unit require different reference standards and test time. Micro Precision provides a specific calibration quote after reviewing an instrument’s make, model, and required service tier rather than publishing a fixed price.

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