While the handheld Pro Plus has been discontinued, the accessories, cables, and membranes are still available. Please see the tables for ordering purposes. Feel free to call us with any questions!
If you are looking for a replacement handheld to your Pro Plus, please check out the new Pro Quatro!
Please note: YSI has instituted a 3.5% tariff surcharge on their products. This charge is not incorporated into current online pricing, however a 3.5% surcharge will be added separately to YSI items after checkout.
