Best Pressure Calibrators of 2025

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.
Pressure calibrators are essential tools for ensuring accurate and reliable measurements in a variety of industries. These devices are used to calibrate and verify pressure gauges, transmitters, and other pressure measuring instruments. They can also be used to test and calibrate pressure relief valves, safety valves, and other pressure-sensitive equipment. Pressure calibrators come in a range of sizes and styles, from handheld devices to high-precision lab instruments. They offer a wide range of pressure measurement capabilities, accuracy levels, and features to suit different needs and applications. Whether you're working in the oil and gas, pharmaceutical, or manufacturing industry, pressure calibrators are an indispensable tool for ensuring quality and compliance.
At a Glance: Our Top Picks
Top 10 Pressure Calibrators
INSTRUKART AI-DP1-2200 Hand Pump Calibrator
The INSTRUKART Hand Pump Calibrator is a versatile tool designed for both calibration labs and field use. It operates manually, allowing you to measure pressure and vacuum with ease. With a vacuum range from ambient to -0.9 Kg/Cm² and a pressure range up to 30 Kg/Cm² (435 PSI), it offers flexibility for various calibration tasks. The sturdy construction, made from aluminum and stainless steel, ensures durability, while the included master gauge provides accurate readings from -1 to 25 Bar. This combination of features makes it an essential device for calibrating pressure gauges and transmitters efficiently.
INSTRUKART AI-PCAL1 Pressure Calibrator
The INSTRUKART Pressure Calibrator is designed for easy operation in various calibration settings. It can function with either oil or water, ensuring versatility for your specific needs. Its lightweight design makes it convenient for site calibrations, allowing you to transport it effortlessly. With zero leakage and minimal maintenance for up to five years, it saves you time and resources. This bench-type calibrator is perfect for burst pressure testing and opening pressure assessments, giving you reliable results in calibration laboratories, pharmaceuticals, and petrochemicals.
INSTRUKART AI-DP1-2200 Hand Pump Calibrator
The INSTRUKART Hand Pump Calibrator is a versatile tool designed for precise pressure and vacuum measurements. With a vacuum range from ambient to -0.9 Kg/Cm² and a pressure range up to 30 Kg/Cm² (30 Bar), you can easily perform calibrations in various environments. Its lightweight aluminum and stainless steel construction ensures durability while remaining easy to handle. Additionally, this calibrator comes with three reducers, allowing you to adapt to different fittings, making it convenient for calibration labs and fieldwork.
Fluke 717 100G Pressure Calibrator
The Fluke Pressure Calibrator is a versatile tool that enhances your calibration tasks. It works seamlessly with Fluke's 700Pxx pressure modules, allowing you to expand its functionality. With a pressure range of -12 to 100 PSI, it covers a wide spectrum, making it useful for various applications. The device also offers precise readings with a resolution of 0.01 PSI, ensuring you can trust the accuracy of your measurements. Additionally, it can handle overpressure situations, doubling the full-scale limit, providing peace of mind when working in demanding environments.
AI-PCAL1 Bench Top Calibrator
The Ace Instruments Calibrator is designed for convenience and efficiency in calibration laboratories. It operates using either oil or water, making it versatile for different testing environments. Its lightweight design allows for easy transportation, particularly for site calibrations. You can rely on its zero-leakage feature, ensuring accurate pressure readings without any loss. Additionally, this calibrator requires no maintenance for five years, saving you time and costs on upkeep. With these features, you gain a reliable and user-friendly tool for burst and opening pressure testing of components.
INSTRUKART AI-DPI-2200 Hand Pump Calibrator
The INSTRUKART Calibrator is designed for accurate pressure and vacuum measurements, featuring a range from -1 to 25 Bar. Made from durable aluminum and stainless steel, it weighs approximately 1.5 kg, making it portable for field calibration. The built-in pressure gauge boasts an accuracy of ±0.5%, ensuring reliable readings. It also includes a clear LCD display for easy visibility of measurements, allowing you to quickly check pressure levels in various units. This combination of features ensures you have a dependable tool for calibration labs and field applications.
High Pressure Hand Pump Calibrator AI-DPI-2300
The Ace Instruments DPI-2300 is designed for precise pressure calibration in various settings. It features dual pneumatic pressure and vacuum sources, allowing you to easily switch between generating pressure and creating a vacuum. The built-in fine adjust vernier lets you make detailed adjustments, ensuring accuracy in your measurements. With a needle valve for controlled pressure release, you can manage pressure levels with ease, enhancing safety and convenience. The ergonomically designed handles provide comfort during operation, making it user-friendly even during extended use.
IK-LPP-01 Low Pressure Pump Calibrator
The INSTRUKART Low Pressure Calibrator is designed for precise pressure adjustments, allowing you to fine-tune pressure levels up to 1 Bar and vacuum down to -0.3 Bar. This capability is essential for applications like HVAC and laboratory settings, where accuracy is key. Its durable brass construction with electroless nickel plating ensures longevity, making it a reliable tool for professionals. With a micro-adjustable vernier, you can make small changes easily, enhancing your workflow. The device also comes with a convenient 4mm push-fit connection, simplifying the setup process.
Ace Instruments Hand Operated Pressure and Vacuum Pump Calibrator
The Ace Hand Pump Calibrator is a versatile pressure and vacuum pump designed for calibration labs, field calibration, and pressure transmitter calibration. With its hand-operated model, it offers convenience and ease of use. The calibrator features a vacuum range from ambient to -0.9 Kg/Cm² and a pressure range from ambient to 30 Kg/Cm² (30 Bar), making it suitable for a wide range of applications. Made from aluminium and stainless steel, it is lightweight and durable, weighing approximately 1.5 Kgs. The supply scope includes 1 unit of calibrator and 3 reducers (1/4", 1/2", 3/4"), providing flexibility for different calibration needs. The Ace Hand Pump Calibrator is an essential tool for pressure gauge calibration, pressure transmitter calibration, and field calibration, offering accurate and reliable results.
ACE INSTRUMENTS AI-DPI-2300 Hand Pump Calibrator
The ACE Hand Pump Calibrator is designed for ease and precision in pressure calibration. Its dual pneumatic source allows you to generate both pressure and vacuum effortlessly, making it versatile for various applications. The built-in fine adjust vernier lets you make precise adjustments, ensuring accurate readings. With a needle valve, you can control the pressure release smoothly, so you can work with confidence. The ergonomic molded handles provide comfort during use, reducing fatigue and enhancing your overall experience.
Frequently Asked Questions (FAQs)
1. What are the common types of pressure calibrators?
Common types of pressure calibrators include traceability, deadweight testers, calibration pumps and pressure sources, multifunction calibrators, and pressure calibration kits/systems. These different types of pressure calibrators provide various options for accurately measuring and calibrating pressure in different applications.
2. How accurate is a pressure calibrator?
The accuracy of a pressure calibrator depends on the specific instrument and its intended use. More critical pressure measuring instruments may require periodic calibration for higher precision. In general, process instruments can have an accuracy range of 0.1% to 1.0% of full scale.
3. How does a pressure calibration work?
Pressure calibration involves comparing the output of a device used to measure pressure with that of another pressure measurement device or standard. This is done by connecting the device under test (DUT) to the standard device and generating a common pressure in the measurement circuit. The goal is to ensure accurate and reliable pressure measurements.
4. What is the purpose of a calibrator?
The purpose of a calibrator is to verify whether a device under test (DUT) is operating within the specified measurement range set by the manufacturer. Calibrators are used to ensure the accuracy and reliability of measurement instruments like thermometers, ensuring that they provide accurate readings.
5. How do you calibrate PSI?
To calibrate PSI, you can follow these steps: press the TPMS button on your steering column to start the process, hold down the button until the indicator light blinks twice, and then drive your vehicle for thirty minutes to re-calibrate the system. This process helps ensure that the PSI readings are accurate and reliable.
6. What is the 5 point calibration of a pressure gauge?
The 5 point calibration of a pressure gauge typically involves testing the gauge at 0%, 25%, 50%, 75%, and 100% of the span, and then returning to 0%. Each point is set on the pressure reference or gauge being calibrated, and the reading is compared to the corresponding reading on another pressure instrument. This calibration process helps ensure the accuracy of the pressure gauge across its full range.
During our pressure calibrator research, we found 24 pressure calibrator products and shortlisted 10 quality products. We collected and analyzed 3,662 customer reviews through our big data system to write the pressure calibrators list. We found that most customers choose pressure calibrators with an average price of $581.78.
The pressure calibrators are available for purchase. We have researched hundreds of brands and picked the top brands of pressure calibrators, including INSTRUKART, Fluke, Ace Instruments. The seller of top 1 product has received honest feedback from 11 consumers with an average rating of 4.4.

Brian Howie is a content writer and senior industrial designer. After graduation from Westminster College, he has been engaged in product design and manufacturing for 18 years. Brian Howie has always found great pleasure in designing industrial products and sharing his ideas and experience online.