Thomas Supplier


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We invite you to stay connected with us on Facebook for the latest updates on upcoming events, exciting specials, relevant news, and even job postings.

By joining our growing community, you automatically become eligible to receive a valuable coupon code via email. This coupon entitles you to a generous $25.00 discount on your next calibration order.

Just hit that "follow us" button, and kindly notify us at, so that we can promptly share the coupon code with you.

Referral Program


To participate in our referral program, please email with the referrals contact information to receive your coupon code for $25.00.*  We will also send the Company you referred a coupon code for $25.00 off their first calibration with us.

 *The coupon code is only good for one use and you must contact us for a new code for each referral. Only one coupon code can be used per order.


Miran Sapphire Calibrations


The manufacturer is no longer supporting the MIRAN SapphIRe as of 10/31/2020. CIH Equipment Company is here to help! We can calibrate, change the calibration date, and replace the filters for the discounted price of $544.00. NIST traceable calibrations are performed in our A2LA ISO 17025:2017 accredited laboratory. We offer a standard library check with N2O and SF6, calibration date reset, and 2 replacement filters (optional) at this time. Learn more about our MIRAN SapphIRe Calibration Lab.

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