Your Reliable Pressure Gauge Calibration Provider

Pressure gauges monitor and regulate pressure levels within critical systems, and their accuracy directly affects product quality, operational safety, and regulatory compliance. Micro Precision provides pressure gauge calibration services backed by ISO/IEC 17025:2017 accreditation, NIST-traceable measurement standards, and a network of 50+ calibration labs worldwide, supporting a complete range of instrument calibration services.

Micro Precision delivers ISO/IEC 17025:2017 accredited, NIST-traceable pressure gauge calibration services across 50+ labs globally, serving the aerospace, defense, medical device, automotive, and manufacturing industries. Every calibration ties back to national measurement standards, giving quality teams audit-ready documentation and dependable pressure readings they can build compliance programs around.

Skilled technicians provide precise calibration of pressure gauges and pressure gauge testers, applying strict compliance with NIST-traceable measurement standards. Trust Micro Precision for dependable pressure gauge measurements that facilitate efficient operations and deliver precise pressure readings across your instrument fleet.

Fill out our Pressure Gauge calibration service request form

Importance of Pressure Gauge Calibration

A pressure gauge is one of the most critical instruments in any industrial or laboratory setting. It often stands between normal operation and a dangerous, costly failure. Pressure gauge calibration services confirm that your gauge is reading the true pressure accurately. When you choose a provider, you are not just getting a sticker; you are investing in confidence and regulatory compliance.

If a pressure gauge drifts out of specification, the consequences can range from wasted energy to catastrophic equipment failure. For example, an uncalibrated gauge in a chemical plant could lead an operator to over-pressurize a reaction vessel, risking an explosion. In food and beverage processing, inaccurate readings can compromise pasteurization, leading to safety hazards and costly product recalls. Your confidence in the reading is directly tied to the safety of your personnel and the quality of your end product.

Calibration in Compliance

Most industries are regulated and subject to audits, making calibration mandated, not optional. Companies adhering to quality management systems such as ISO 10012 must prove that all instruments affecting product quality are regularly checked and adjusted. Furthermore, sectors like pharmaceutical and aerospace are governed by strict standards, including ANSI/NCSL Z540.3 and ISO 10012, for measurement management. Choosing an accredited service ensures you meet these requirements, providing the necessary documentation to pass rigorous audits without complications. When your next audit begins, accredited calibration transforms a potential risk area into a statement of quality assurance.

Signs Your Pressure Gauge Needs Repair and Calibration

Even if regular calibration scheduling is recommended for instruments, signs can show up, and they need attention. Ignoring these can speed up the wear and tear; that’s why having your faulty pressure gauge repaired quickly will save time and money.

The common indicators that your pressure gauge requires service are as follows:

  • Zero drift: The display does not return precisely to zero when the pressure is released
  • Sluggish or jumpy pointer: The needle moves erratically or is slow to react to pressure changes.
  • Physical damage: This is any visible damage, such as a cracked casing, fogged lens, or a bent pointer.  
  • Inconsistent readings: The gauge readings differ significantly compared to a known reference standard. 
  • Service life: Most manufacturers and regulatory bodies require recalibration on a time-based cycle, usually 6-12 months, regardless of usage. 

We understand that a broken gauge stops your process. Our service teams are equipped to differentiate between minor calibration drift and critical component failure, ensuring the most efficient and cost-effective solution is applied. We don’t just calibrate; we restore instruments to manufacturer specifications.

Our On-site & In-lab Calibration Services

We provide flexible on-site pressure gauge calibration and in-lab pressure gauge calibration options designed to minimize disruption to your operations while ensuring compliance.

Service Ideal ForKey Benefit
On-Site CalibrationLarge facilities, critical systems, or instruments that are difficult to move (e.g., permanently installed transmitters).Maximum Uptime: Calibration is performed at your facility, drastically reducing equipment downtime and eliminating shipping costs and risks.
In-Lab CalibrationPortable gauges, complex instruments, or when maximum precision is required.Highest Accuracy: Allows calibration utilizing primary standards like Deadweight Testers in a tightly controlled, isolated laboratory environment.

Types of Pressure Gauges We Calibrate

We provide digital pressure gauge calibration and dial pressure gauge calibration across an extensive range of pressure measurement devices used in diverse industrial and scientific applications, including:

  • Standard Analog Dial Gauges
  • Digital Pressure Gauges
  • Test Gauges
  • Differential Pressure (DP) Gauges
  • Compound Gauges
  • Absolute Pressure Gauges
  • Magnehelic Differential Pressure Gauges
  • And many more

Looking for a different pressure instrument? Micro Precision also offers dedicated pressure transmitter calibrationpressure transducer calibration, and pressure calibrator calibration services.

Calibration Certificate for your Pressure Gauge

The final deliverable of a pressure gauge calibration service is the certificate, and its quality is determined by the lab’s accreditation.

The Confidence of an Accredited Certificate

Choosing an ISO/IEC 17025:2017 accredited pressure gauge calibration lab guarantees that your results are trustworthy. This internationally recognized standard proves that the lab is technically competent and operates a robust quality system. Crucially, an accredited certificate includes a statement of Measurement Uncertainty, giving you the full picture of your instrument’s performance envelope. This verified documentation transforms your calibration records into a powerful asset for demonstrating compliance during any audit.

Why Trust Micro Precision Calibration

Accurate pressure measurement is the foundation of quality, safety, and compliance in nearly every critical industry. Whether you require on-site service to minimize downtime or specialized in-lab calibration for your high-accuracy standards, the quality of your results depends entirely on your service provider’s expertise and accreditation.

Micro Precision Calibration specializes in providing a turnkey solution for your test equipment needs as a trusted pressure gauge calibration lab serving aerospace, defense, medical, automotive, and manufacturing companies. Our commitment to maintaining an extensive scope of ISO/IEC 17025:2017 accreditation across 50+ labs globally ensures that every service we perform provides globally recognized, auditable data. By partnering with us, you are securing the precision, reliability, and ultimate compliance of your entire pressure monitoring fleet.

Calibration Service Levels Offered

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 

Please complete our quick Pressure Gauge equipment 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
0 %u2013 400 BAR/6000 PSI Pressure Gage - 6000psiGeneric0 %u2013 400 BAR/6000 PSI
0-1 Mpa Analog Pressure GageGeneric0-1 Mpa
0-14 KG (200 PSI) Pressure GageGeneric0-14 KG (200 PSI)
0-140PSI Pressure Gage - 0-140psiGeneric0-140PSI
0-160 PSI Pressure GaugeGeneric0-160 PSI
0-160PSI Pressure Gage - 0-160psiGeneric0 -160PSI
0-300PSI Pressure GageGeneric0-300PSI
0-600 PSI Pressure Gauge - 0-600psiGeneric0-600 PSI
1355948 Pressure Gauge - 0-3000psiGeneric1355948
160 PSI Pressure Gage - 0-160psiGeneric160 PSI
3D Instruments 0-150,000 lb Pressure Gauge3D Instruments
3D Instruments 300 psi Pressure Gauge3D Instruments300 psi
4647303 Pressure Gage - 0-4000psiGeneric4647303
71278 Pressure Gage - 0-4000psiGeneric71278
ACCO/Helicoid 0-2000 PSI Pressure GaugeACCO/Helicoid0-2000 PSI
Additel ADT680-25-GPI5K-PSI-N Pressure GageAdditelADT680-25-GPI5K-PSI-N
Additel ADT681-05 Digital Pressure Gage (STD)AdditelADT681-05
Additel AST680-25-GP30K-PSI-AM Digital Pressure Gage - 30,000psiAdditelAST680-25-GP30K-PSI-AM
AEP BIT02B-2Bar Pressure Gage 30psiAEPBIT02B-2Bar
Aero Mach 3825-01 Pressure GageAero Mach3825-01
AFG PG5-10000-PSIS Pressure GageAFG ElectronicsPG5-10000-PSIS
Akron Brass 9226-01 Pressure Gauge 0-300psiAkron Brass9226-01
Alicat Scientific PC-30PSIG-D/5P Flow Meter - Absolute and Gauge Pressure ControllerAlicat ScientificPC-30PSIG-D/5P
All Test Pro AT31 Deenergized Motor Circuit Analysis (MCA) Testing Instrument - AT31-115=115V / AT31-220=220V / ALL-TEST PRO 31ALL-TEST ProAT31
AMETEK - JOFRA APM200KGSG Pressure Module - 200kPa - Jofra APM - S SeriesAMETEK JofraAPM200KGSG
AMETEK - JOFRA APM200PCSG Jofra APM S Series Pressure Module -15 to 200 PSI CombinationAMETEK JofraAPM200PCSG
AMETEK - JOFRA APM200PGSG Advanced Pressure Module Series SAMETEK JofraAPM200PGSG
AMETEK - JOFRA APM250KGSG Pressure Module - 250kPa - Jofra APM - S SeriesAMETEK JofraAPM250KGSG
AMETEK - US GAUGE 1409 Pressure Gage - 0-3000psiAmetek US Gauge1409
AMETEK - US GAUGE 14500 psi Pressure Gage - Open Front - 316L - Stainless Steel - 14500psiAmetek US Gauge14500 psi
AMETEK - US GAUGE 656 - 100 psi Pressure Gage - Open Front - 316L - Stainless Steel - 100psiAmetek US Gauge656 - 100 psi
AMETEK - US GAUGE 656 - 1000 psi Pressure Gage - Open Front - 316L - Stainless Steel - 1000psiAmetek US Gauge656 - 1000 psi
AMETEK - US GAUGE 656 - 10000 psi Pressure Gage - Open Front - 316L - Stainless Steel - 10000psiAmetek US Gauge656 - 10000 psi
AMETEK - US GAUGE 656 - 15 psi Pressure Gage - Open Front - 316L - Stainless Steel - 15psiAmetek US Gauge656 - 15 psi
AMETEK - US GAUGE 656 - 1500 psi Pressure Gage - Open Front - 316L - Stainless Steel - 1500psiAmetek US Gauge656 - 1500 psi
AMETEK - US GAUGE 656 - 160 psi Pressure Gage - Open Front - 316L - Stainless Steel - 160psiAmetek US Gauge656 - 160 psi
AMETEK - US GAUGE 656 - 200 psi Pressure Gage - Open Front - 316L - Stainless Steel - 200psiAmetek US Gauge656 - 200 psi
AMETEK - US GAUGE 656 - 23000 psi Pressure Gage - Open Front - 316L - Stainless Steel - 23000psiAmetek US Gauge656 - 23000 psi
AMETEK - US GAUGE 656 - 30 psi Pressure Gage - Open Front - 316L - Stainless Steel - 30psiAmetek US Gauge656 - 30 psi
AMETEK - US GAUGE 656 - 300 psi Pressure Gage - Open Front - 316L - Stainless Steel - 300psiAmetek US Gauge656 - 300 psi
AMETEK - US GAUGE 656 - 3000 psi Pressure Gage - Open Front - 316L - Stainless Steel - 3000psiAmetek US Gauge656 - 3000 psi
AMETEK - US GAUGE 656 - 400 psi Pressure Gage - Open Front - 316L - Stainless Steel - 400psiAmetek US Gauge656 - 400 psi
AMETEK - US GAUGE 656 - 60 psi Pressure Gage - Open Front - 316L - Stainless Steel - 60psiAmetek US Gauge656 - 60 psi
AMETEK - US GAUGE 656 - 600 psi Pressure Gage - Open Front - 316L - Stainless Steel - 600psiAmetek US Gauge656 - 600 psi
AMETEK - US GAUGE 656 - 6000 psi Pressure Gage - Open Front - 316L - Stainless Steel - 6000psiAmetek US Gauge656 - 6000 psi
AMETEK - US GAUGE 656 - 800 psi Pressure Gage - Open Front - 316L - Stainless Steel - 800psiAmetek US Gauge656 - 800 psi
Ametek - Us Gauge 656 - VAC 100 psi Pressure Gauge - Open Front - 316L - Stainless Steel - 30in Hg - 0-100psiAmetek US Gauge656 - VAC 100 psi
AMETEK - US GAUGE 656 - VAC 15 psi Pressure Gage - Open Front - 316L - Stainless Steel - 30in Hg - 0-15psiAmetek US Gauge656 - VAC 15 psi
AMETEK - US GAUGE 656 - VAC 150 psi Pressure Gage - Open Front - 316L - Stainless Steel - 30in Hg - 0-150psiAmetek US Gauge656 - VAC 150 psi
AMETEK - US GAUGE 656 - VAC 30 psi Pressure Gage - Open Front - 316L - Stainless Steel - 30in Hg - 0-30psiAmetek US Gauge656 - VAC 30 psi
AMETEK - US GAUGE 656 - VAC 60 psi Pressure Gage - Open Front - 316L - Stainless Steel - 30in Hg - 0-60psiAmetek US Gauge656 - VAC 60 psi
AMETEK - US GAUGE 656 - VAC Pressure Gage - Open Front - 316L - Stainless Steel - 0-30in Hg - VACAmetek US Gauge656 - VAC
AMETEK - US GAUGE P-500-163147 Pressure Gage - 0-2000psiAmetek US GaugeP-500-163147
Ametek 1403-132603 Pressure Gage - 1500psiAMETEK1403-132603
Ametek AW-1 7/8-27-E5 Oxygen Cylinder Pressure Gage - 0-2000psi - WIKAAMETEKAW-1 7/8-27-E5
Ametek Jofra IPI10KGBXXINDG Lower Mount Industrial Pressure Indicator - 0 to 10000 PSIAMETEK JofraIPI10KGBXXINDG
AMETEK T-620 Pressure Gage - 0-3000psiAMETEKT-620
Amflo 101 Tire Inflator with Pressure Gage - 10 to 120psiAMFLO101
Ami 0-100 PSI Pressure GaugeAMI0-100 PSI
Ami 0-400 Psi Pressure GaugeAMI0-400 PSI
Anderson Process 7542 Digital Pressure Meter - 800PSI-4000PSIAnderson Process7542
Any 0-10,000 PSI Pressure GageAny000 psi
Any 0-3500 PSI Pressure GageAny0-3500 PSI
ANY 0-400 PSI Pressure GageAny0-400psi
Any 0-4000 PSI Pressure GageAny0-4000 PSI
Any 10,000-20,000 PSI Pressure GageAny10
Any 150PSI/11 bar Pressure Gage / Tire GageAny150psi/11 bar
Any 20,000-100,000PSI Pressure GageAny20
Any 56 Pressure Gage - 0-100PSIAny56
Any All Ranges Differential Pressure Gage / DuplexingAnyAll Ranges
Any Any Pressure Gauge - 0-30,000PSIAnyAny Pressure Gauge - 0-30
Any MA2169C Air Pressure Gage Assembly - 0-4000PXIAny
Any Pressure Gage - 250PSI /10kg/cm2 Pressure GageAnyPressure Gage - 250psi /10kg/cm2
Apex 0-220 PSI Pressure GageApex Tool Group0-220 PSI
Aro 0-160 PSI Pressure GageARO0-160 PSI
Ashcroft - Heise 1327CMSX Pressure Gage ComparatorHeise1327CMSX
Ashcroft - Heise 1327D Pressure Gage ComparatorHeise1327D
Ashcroft - Heise A4ADLGV10000D Precision Pressure Gage - 6inch - 10,000psiHeiseA4ADLGV10000D
Ashcroft - Heise A4ADLGV1000D Precision Pressure Gage - 6inch - 1000psiHeiseA4ADLGV1000D
Ashcroft - Heise A4ADLGV5000D Precision Pressure Gage - 6inch - 5000psiHeiseA4ADLGV5000D
Ashcroft - Heise A4ADLGV500D Precision Pressure Gage - 6inch - 500psiHeiseA4ADLGV500D
Ashcroft - Heise PT1,1000PSIG,-15/60PSIG,.05 Digital Pressure Indicator, 1000PSIG, -15/60PSIG, .05% AccuracyHeisePT1
Ashcroft - Heise PT1B1BC1CG15N Pressure Indicator, 100 PSIG - 0.1%HeisePT1B1BC1CG15N
Ashcroft - Heise PT1B1BC1DG28NG23N Pressure Indicator, 1000 PSIG/500 PSIG, Dual Sensor - 0.1%HeisePT1B1BC1DG28NG23N
Ashcroft 0-1000 PSI Pressure GageAshcroft0-1000 PSI
Ashcroft 0-15 PSI Pressure GageAshcroft0-15 PSI
Ashcroft 0-160 PSI Pressure GageAshcroft0-160 PSI
ASHCROFT 0-200 PSI Pressure GageAshcroft0-200 PSI
Ashcroft 0-2000 PSI Pressure GageAshcroft0-2000 PSI
Ashcroft 0-30 PSI Pressure GageAshcroft0-30 psi
Ashcroft 0-300 PSI Pressure GageAshcroft0-300 psi
Ashcroft 0-3000 PSI Pressure GageAshcroft0-3000 psi
Ashcroft 0-400 PSI Pressure GageAshcroft0-400 PSI
Ashcroft 0-5 PSI Pressure GageAshcroft0-5 PSI
Ashcroft 0-60 PSI Pressure GageAshcroft0-60 PSI
Ashcroft 0-600 PSI Pressure GageAshcroft0-600 PSI
Ashcroft 100-1008S-04L-XNH-160PSI Pressure Gage - 4inch / 160psi / Dry 1/2inch NPT / LowerAshcroft100-1008S-04L-XNH-160PSI
Ashcroft 1008 Vacuum / Pressure Gage - 0-15,000 PSI - CompoundAshcroft1008
Ashcroft 1009 Vacuum / Pressure Gage - Pressure Ranges: Compound, 30,000 PSIAshcroft1009
Ashcroft 1009AW Duralife Vacuum / Pressure Gage - VAC-1000 PSI and CompoundAshcroft1009AW

Frequently Asked Questions

Most pressure gauges require recalibration every 6 to 12 months, though critical or heavily used gauges may need more frequent checks. Manufacturers, industry standards, and your quality management system determine the exact interval for your application. Micro Precision’s ISO/IEC 17025:2017 accredited labs help establish a calibration schedule that keeps your gauges audit-ready and compliant.

Pressure gauge calibration compares the gauge’s readings against a NIST-traceable reference standard, such as a deadweight tester, across its full measurement range. Technicians document any deviation, adjust the gauge to bring it within tolerance, and issue a calibration certificate. Micro Precision performs this process in ISO/IEC 17025:2017 accredited labs using primary reference standards.

Pressure gauge calibration is the process of verifying and adjusting a pressure gauge’s readings against a known, traceable reference standard to confirm measurement accuracy. It identifies any drift between the displayed reading and the true pressure value. Micro Precision provides NIST-traceable pressure gauge calibration services documented with a certificate of calibration for compliance records.

Pressure gauge calibration cost depends on gauge type, accuracy requirements, service level, and whether calibration is performed on-site or in-lab. Fully accredited calibration with expanded measurement uncertainty data typically costs more than basic traceable calibration. Micro Precision provides a quote tailored to your specific pressure gauge fleet and required service level.

Calibration intervals for pressure gauges are established by the equipment manufacturer, the organization’s quality management system, and applicable industry standards such as ISO 10012. Usage frequency, environmental conditions, and risk to product quality also factor into the interval. Micro Precision’s metrology team helps quality managers set intervals that satisfy ISO/IEC 17025:2017 and internal audit requirements.

ISO/IEC 17025:2017 accreditation and ANSI/NCSL Z540.3 compliance represent the highest calibration standards for pressure gauges, ensuring technical competence, measurement traceability to NIST, and documented measurement uncertainty. Choosing a lab accredited to these standards provides audit-ready documentation. Micro Precision maintains ISO/IEC 17025:2017 accreditation across its global calibration lab network.

A pressure gauge needs calibration when its due date arrives, after any drop or physical damage, following exposure to overpressure, or when readings drift from a known reference standard. Zero drift, a sluggish pointer, and inconsistent readings compared to a calibrated reference are common warning signs. Micro Precision’s technicians can assess and calibrate a suspect gauge promptly.

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