Trading Up is as Easy as 1-2-3!
To modernize your monitoring, YSI is offering our best deal of the summer. Trade in ANY 6-Series or non-YSI sonde to get our 1-2-3 Offer! If you trade in for EXO1 choose 1 upgrade, if you trade in for EXO3 choose 2 upgrades, and if you trade in for EXO2 choose 3 FREE upgrades!
Offer valid July 1 - September 30, 2019.
Choose 1, 2, or 3 of these upgrades with your trade-in:
It’s time to make the switch. Upgrade to EXO.