Lower riskMedical device recall · FDA · Published February 15, 2019
Alere Cholestech LDX Analyzer Power Supplies Recalled: Reversed Polarity Causes
Alere recalls Cholestech LDX Analyzer model 14-874 with specific power supplies (1837d, 1843d) due to reversed polarity making the device inoperable. Affected units include listed lot/serial numbers.
The polarity of the output of power supply was reversed. Due to polarity of the output of power supplies being reversed, it renders the power supplies nonfunctional and the analyzer inoperable.
Take action
Contact the company
📍Recalling firmAlere San Diego, Inc.9975 Summers Ridge Rd · San Diego, CA 92121-2997
“Alere Cholestech LDX Analyzer Power Supplies Recalled: Reversed Polarity Causes.” GovInfoNow, updated August 20, 2026. https://govinfonow.com/recall/68997-alere-cholestech-ldx-analyzer-power-supplies-recalled-reversed-polarity-causes. Based on FDA recall #Z-2475-2019 (https://api.fda.gov/device/enforcement.json?search=recall_number:%22Z-2475-2019%22&limit=1).
Alere San Diego, Inc. recalled Alere Cholestech LDX Analyzers with specific power supply codes due to reversed polarity rendering the devices inoperable, according to the FDA on Feb. 15, 2019.
How to tell if you have it
Brand: Alere
Product: Alere Cholestech LDX Analyzer
Model #: 14-874
Power supply codes: 1837d, 1843d
Meter Kit lot codes: 418197, 418198, 418199, 418252, 418253
Power Supply lot codes: 724599, 724604, 725914
Units affected: 186 analyzer kits
The hazard
The polarity of the output of the power supply was reversed. This reversal renders the power supplies nonfunctional and the analyzer inoperable.
Context
GovInfoNow's records show Alere San Diego, Inc. has 4 other recalls on record since Nov. 14, 2017. Other recent recalls of similar products include hCG Pregnancy Tests May Give False Positives (Aug. 20, 2026) and Abbott Cholestech LDX Battery Kit Swelling Risk: Minor Burns or Shocks (March 1, 2024).
How to tell if you have this one
Check if your Cholestech LDX Analyzer has model number 14-874 and power supplies with identifying codes 1837d or 1843d. Affected units also have specific lot codes (418197-418253) and serial numbers listed in the recall notice.
Brand
Alere
Category
Medical device
Based on the official FDA remedy
What to do — step by step
Check Power Supply Codes
Look for identifying codes 1837d or 1843d on the power supply to determine if it's affected.
Verify Unit Lot Codes
Check if your unit has lot codes 418197, 418198, 418199, 418252, or 418253 on the meter kit.
Review Serial Numbers
Confirm your serial numbers match the list provided in the recall notice to identify affected units.
Where it went and when
Where it was distributed
Distributed nationwide; the notice names 39 states.
Named in the notice
Covered by “nationwide”
Not listed
FDA distribution: “US Nationwide distribution in the states of AK, A, AZ, CA, CO, CT, FL, GA, HI, IA, IL, IN, KS, KY, LA, MA, MD, MI, MN, MO, MS, MT, NC, ND, NH, NJ, NM, NY< OH, OR, PA, RI, SC, SD, TN, TX, VA, VT, WA, WI. No OUS consignees” States read from FDA’s own wording; “not listed” means the notice does not name it.
Named in the notice: Alaska, Arizona, California, Colorado, Connecticut, Florida, Georgia, Hawaii, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Vermont, Virginia, Washington, Wisconsin.
Recall timeline
FDA terminated this recall 4.8 years after the firm started it.
1Firm started the recall
2FDA classified it Class II
3Published in FDA’s Enforcement Report
4FDA terminated the recall
Dates from the agency record only; steps without a date are left out.
The facts (hazard, remedy, dates, manufacturer) are pulled from the official FDA recall record. The plain-language summary and step-by-step checklist are written by GovInfoNow to make the official notice easier to act on — they don’t replace it.
Official source: FDA Recall #Z-2475-2019 (February 15, 2019) — FDA publishes no per-recall page; this is the official machine-readable enforcement record. Search FDA recalls for Z-2475-2019 to see it in context.
Plain-language summary written by qwen3:4b on August 20, 2026, from the official record above. Not reviewed by a person — if it conflicts with the FDA notice, the notice is correct. Report an error on this page.
GovInfoNow is an independent service and is not a government agency. We republish official FDA recall data; we don’t issue, amend or administer recalls.