Product Registration

Testo 420

Purchase a testo 420 between 6/1/2018 and 9/1/2018 and register for free NIST re-calibration available within 2 years of purchase.

Digital Manifold Warranty Registration Info

ProductWarrantyExtended Warranty
with Registration
5492 year3 year
550 with BT2 year3 year
550 w/o BT2 year1 year
5522 year1 year
557 with BT2 year3 year
557 w/o BT2 year1 year
5702 year1 year


350 Emissions Analyzer

Click here to register your testo 350