Customizable Air Leak Testing Made Easy.

Isaac HD

Zaxis Inc. is the industry leader in high performance air leak testing equipment. Request a quote on the leak test solution you need or contact us for more information. We don’t believe in developing multiple nearly identical products just to squeeze an extra dollar out of our customers. We combine industry leading performance and flexibility into a single product, the Isaac HD. The Isaac HD offers unparalleled test stability and repeatability. It features a large full-color display that makes test setup and execution simple and fast. The Isaac HD can meet all your air leak test needs. It can test everything from pressure decayvacuum decaymass flow, pressure crackingburst pressure, chamber, and much more. It’s a state of the art air leak test powerhouse. Learn more and see the specs here.

Multiple Test Types

Easy to Use Touchscreen

Intuitive Interface for Simple Set-Up


Contact us today to find the right leak testing solution for your needs.


The Isaac HD packs industry-leading capabilities into a small package. Don’t let its small size fool you—Isaac HD can tackle every test you throw at it and then some. And the full-color display and intuitive user interface make it easy to use. Isaac HD is an out of the box solution for your leak testing needs.


  • 0.8 cm3 internal volume
  • 24 Bit A/D
  • Available serial, ethernet, and PLC interfaces
  • Available two-axis fixture control
  • Small footprint (6″ x 7″ x 9″)
  • Calibration accuracy is 0.3% of full scale

To learn more about the Isaac HD air leak tester, download this Datasheet or get in touch with us here. We’d be happy to talk over the phone or email. Specifications don’t mean anything unless you understand how they impact your manufacturing process, which is why we have provided the following table!

Available Isaac HD Test Types

A leak test is used to determine if an object, product, or system functions within a specified leak limit. Leaks occur when gas or liquid flow through an object via an imperfection or manufacturing defect such as holes, cracks, weak seals, etc. Learn More >



6″ wide, 7″ high, 9″ deep

A very small footprint enables you to maximize your lab or automation space.


.00001 PSI

High sensitive ensures your parts are within your manufacturing specification.

Test Port Fitting

1/8 FNPT female bulkhead

The most common leak tester fittings are the Male Luer, Male Luer Lock, Female Luer Lock, 5 mm compression, 6 mm compression and the Staubli T. Click here to learn more about fittings.

Pressure Range

0–15, 0–100, 0–300, 0–500, 0–1000 PSIG of Positive Pressure or 0-14.5 PSI of Vacuum (other ranges available upon request)

Automatic pressure control allows multiple tests to run at varying pressures without having to adjust the tester.

Type 1

Click here to learn more about our valves.


4.3″ Color Touchscreen

High definition color touchscreen for high readability and ease of use. Intuitive intercase makes test setup quick and easy, no need for lengthy training session.


Custom Configurations Available

Zaxis allows customers to customize their configuration to their specific application ensuring Zaxis’ products always remain relevant.

Test Types

Each tester can be configured for a multitude of different test types enabling you to minimize your leak testing expenses and maximize your floor space.

Stored Programs


Allows you to run multiple parameters through each port.

Media Compatibility

Clean, dry, non-corrosive gasses

Media must be compatible with Aluminum and 316 stainless steel. Please contact us if there is a conflict and we can examine alternative solutions.


USB, I/O, RS232,  Ethernet (TCP/IP), Optional EtherNet/IP

Multiple communication options specific to your application.

Internal Volume

0.8 cm3

A small internal volume is often overlooked when purchasing a leak tester, but it is one of the most important specifications. A small internal volume minimizes testing variability such as thermal drift.

Calibration Accuracy

0.25% of full scale

High accuracy at a low price


115/230 VAC, 50/60 Hz auto sensing, 60 Watts

Universal power requirements allows us to ship testers all over the world.

See our Downloads page for a printable data sheets, catalogs, and manuals.

Download Page



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Consumer Goods

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