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Data Logger Recalibration

Select data logger model and quantities below. Please see recalibration shipping instruction at the bottom of this page.

For Custom Calibrations, please contact

Factory recalibration service includes:
- Calibration certificate
- Battery replacement
- O-ring replacement (if applicable)
- As-found data
- 90 day extended product warranty

If you have questions about submitting loggers for recalibration process please view our video “Sending in Loggers For Calibration”. If you have additional questions or you do not see your data logger type listed please contact MadgeTech's Calibration department at

Lead Time: 5 days after receipt of logger(s)

Availability: 5 Business Days


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Standard factory recalibration is recommended annually for any MadgeTech data logger. To send devices to MadgeTech for recalibration, follow these instructions:

1. Make your device selections and provide serial numbers on the form above and Add to Cart. 

2. When all devices are entered, click the Checkout button. 

3. Process your order with any major credit card or provide a PO number or billing information.

4. Print out the confirmation email containing the order number.

5. Ship the package to MadgeTech’s Headquarters at 6 Warner Rd Warner, NH 03278 via UPS, FedEx, TNT, or DHL to the address listed on the confirmation page. USPS will not ship MadgeTech data loggers.

6. A notification email will be automatically sent when MadgeTech has received your products. MadgeTech will contact you if adjustments need to be made to your order.