The t:slim, t:slim G4, and t:flex insulin pumps are no longer in production. Ordering of supplies, including t:flex cartridges, through Tandem Diabetes Care will no longer be available and Customer Technical Support will no longer provide immediate, live support after July 1, 2023.

Technical Support

Access and browse an extensive library of educational and self-help materials, including user guides and helpful videos, to help you get the most out of your insulin pump.

Request Support Online

Please fill out the following form to request support for your t:slim, t:slim G4, or t:flex insulin pump. A customer service specialist will contact you within (or up to) 24 hours.

t:slim X2 Insulin Pump

Note: Please provide the serial number for your insulin pump in the form field below. If the pump in your possession is currently turned off, the serial number can be found on the back of the pump, where the cartridge slides on, and below the barcode. If your pump is powered on, tap Options, My Pump, and then Pump Info to find the number.

Pump Renewal

If you haven’t already, you can upgrade to a t:slim X2 insulin pump with Control-IQ technology.