Life Science Product Line currently includes 2300, 2900, 2900M, and 2950.
For service outside the United States, contact the YSI distributor from whom the product was purchased or a YSI International Service Center. In the United States, contact YSI Life Sciences Technical Support for service during the product's warranty period. If the warranty has expired, you may return your product to YSI for service by following the product return instructions above.