CLASS II ONGOING Device recall · Reported 5 Oct 2022 · FDA Enforcement Report

t:slim X2 insulin pump recalled by Tandem Diabetes Care

Tandem Diabetes Care is recalling t:slim X2 insulin pump, distributed in 52 states. The recall was initiated on 24 May 2022 and the FDA has classified it as Class II.

Check your package

Lot, batch or date codesPump/UDI-DI/Software Versions/Distributor Instructions: t:slim X2 insulin pump/00852162004781, 00852162004798, 00853052007240/ 4.3.5.2, 4.3.6/ For Distributors, All Parts, Contact Recalling Firm to Switch Out; t:slim X2 insulin pump with Dexcom G5/853052007257, 853052007271, 853052007295, 853052007318, 853052007967, 853052007981/ 5.0.1, 5.0.4, 5.3.1.1/ For Distributors, All Parts, Contact Recalling Firm to Switch Out; t:slim X2 insulin pump with Basal-IQ technology/853052007264, 853052007288, 853052007301, 853052007325, 850006613373, 850006613380, 850006613700, 850006613717, 850006613724, 850006613731/ 6.0.4, 6.3.1.1, 6.4/ For Distributors: 1) Parts: 1000886, 1000898, 1004219, 1005706, 1006373 or 1006375, Contact Recalling Firm to Switch Out, 2) Parts: 1010004, 1010005,1010006, No Action Required, Software is Up to Date; t:slim X2 insulin pump with Control-IQ technology/ 850006613229, 850006613205, 850006613212, 850006613762, 850006613779, 850006613786, 850006613793/ 7.3.1.1, 7.4/ For Distributors: 1) Parts: 1005011, 1005012, 1006402 or 1006404, Contact Recalling Firm to Switch Out, 2) Parts: 1010009,1010010, 1010011, No Action Required, Software is Up to Date
Quantity recalled31,100

Stop using the device if the notice says to, and contact the manufacturer or your healthcare provider for the correction or replacement.

Recall details

Recall number
Z-1811-2022
FDA event ID
90628
Recalling firm
Tandem Diabetes Care, San Diego, CA
Classification
Class II
Status
Ongoing
Recall initiated
24 May 2022
FDA classified
26 Sep 2022
Reported
5 Oct 2022
Type
Voluntary: Firm initiated
Customers notified by
Letter
Reason category
Labeling Errors

Timeline

24 May 2022Recall initiated by company
26 Sep 2022Classified by FDA+125 days
5 Oct 2022Published in enforcement report+9 days

Companies usually start a recall weeks before the FDA classifies and publishes it; the gap above is that lag.

Reason for recall

Insulin pumps may have the following issues: 1) Malfunction 6 Non-Volatile Memory, 2) Inaccurate (Fluctuating) Battery Life Display, 3) Touchscreen Staying On, 4) Unexpected Open Loop, that can be mitigated with a software update. Issues could result in hypoglycemia, hyperglycemia or diabetic ketoacidosis.

Product as listed by the FDA

t:slim X2 insulin pump; t:slim X2 insulin pump with Dexcom G5; t:slim X2 insulin pump with Basal-IQ technology; t: slim x2 insulin pump with the Control-IQ Technology

Where it was distributed

US: NC, OK, ME, NY, TX, LA, NE, FL, AZ, IL, OH, CA, AL, MI, UT, VA, MA, SC, MS, GA, NV, HI, MN, WA, IN, AR, ID, CO, IA, MO, MT, PA, WI, NH, MD, WV, KS, NM, OR, KY, DE, ND, CT, NJ, TN, WY, AK, SD, DC, RI, IA, PR, VT, PT, VI, NC. OUS: Australia, New Zealand, South Africa

AlaskaAlabamaArkansasArizonaCaliforniaColoradoConnecticutDistrict of ColumbiaDelawareFloridaGeorgiaHawaiiIowaIdahoIllinoisIndianaKansasKentuckyLouisianaMassachusetts

Questions about this recall

Why was it recalled?

Insulin pumps may have the following issues: 1) Malfunction 6 Non-Volatile Memory, 2) Inaccurate (Fluctuating) Battery Life Display, 3) Touchscreen Staying On, 4) Unexpected Open Loop, that can be mitigated with a software update. Issues could result in hypoglycemia, hyperglycemia or diabetic ketoacidosis.

Which lots are affected?

Pump/UDI-DI/Software Versions/Distributor Instructions: t:slim X2 insulin pump/00852162004781, 00852162004798, 00853052007240/ 4.3.5.2, 4.3.6/ For Distributors, All Parts, Contact Recalling Firm to Switch Out; t:slim X2 insulin pump with Dexcom G5/853052007257, 853052007271, 853052007295, 853052007318, 853052007967, 853052007981/ 5.0.1, 5.0.4, 5.3.1.1/ For Distributors, All Parts, Contact Recalling Firm to Switch Out; t:slim X2 insulin pump with Basal-IQ technology/853052007264, 853052007288, 853052007301, 853052007325, 850006613373, 850006613380, 850006613700, 850006613717, 850006613724, 850006613731/ 6.0.4, 6.3.1.1, 6.4/ For Distributors: 1) Parts: 1000886, 1000898, 1004219, 1005706, 1006373 or 1006375, Contact Recalling Firm to Switch Out, 2) Parts: 1010004, 1010005,1010006, No Action Required, Software is Up to Date; t:slim X2 insulin pump with Control-IQ technology/ 850006613229, 850006613205, 850006613212, 850006613762, 850006613779, 850006613786, 850006613793/ 7.3.1.1, 7.4/ For Distributors: 1) Parts: 1005011, 1005012, 1006402 or 1006404, Contact Recalling Firm to Switch Out, 2) Parts: 1010009,1010010, 1010011, No Action Required, Software is Up to Date

Where was it sold?

US: NC, OK, ME, NY, TX, LA, NE, FL, AZ, IL, OH, CA, AL, MI, UT, VA, MA, SC, MS, GA, NV, HI, MN, WA, IN, AR, ID, CO, IA, MO, MT, PA, WI, NH, MD, WV, KS, NM, OR, KY, DE, ND, CT, NJ, TN, WY, AK, SD, DC, RI, IA, PR, VT, PT, VI, NC. OUS: Australia, New Zealand, South Africa

What should I do if I have it?

Stop using the device if the notice says to, and contact the manufacturer or your healthcare provider for the correction or replacement.

What does Class II mean?

Class II means the product may cause temporary or medically reversible health problems, or the probability of serious harm is remote.

Read the official FDA notice · Source record retrieved 26 Sep 2026. The FDA describes openFDA data as unvalidated; the official notice takes precedence. This page reports the record and gives no medical advice.

Other products in this recall event

1 other product · FDA event 90628
ReportedClassRecallCompanyReasonWhere
CLASS IIt:slim X2 insulin pump recalled by Tandem Diabetes CareTandem Diabetes CareLabeling Errors52 states

More recalls from Tandem Diabetes Care

All 12

Other Insulin Pumps & Glucose Monitors recalls

All 459