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Age of Sub-Zero, Wolf, or Cove Appliance


Sub-Zero, Wolf, or Cove appliance serial tags may or may not list the date of manufacture. Refer to examples below.

Sub-Zero Date of Manufacture

For Sub-Zero units, the date of manufacture is listed under Date Code, found in either the bottom right or upper right corner.

Prior to April 2020, bottom right corner:

After April 2020, upper right corner:



Cove Date of Manufacture:

For Cove units, the date of manufacture is listed under MFG, found in the bottom right corner.


Wolf Date of Manufacture

Wolf units may or may not have a date of manufacture on the serial tag.

With Manufacture Date:

  • Speed Oven (SPO): found in the center

  • Standard (MS) or Drawer Microwaves (MD, MWD): found in bottom center
  • Drop-Down Door Microwave (MDD): found in center
  • OG Outdoor Grills: found under MFG in bottom left

  • Pro Series Ventilation: found under Date in center left

Serial Number Only:

The following products do not list a date of manufacture on the serial tag. 

  • All Wall Ovens, including E Series, L Series, and M Series
  • All ranges, including Induction, Dual Fuel, and Gas Ranges
  • All ventilation products, including Hoods and Downdrafts, except for Pro Series
  • All Cooktops and Rangetops, including gas, electric, induction models
  • BBQ Outdoor Grills
  • Convection Steam Oven
  • Coffee System
  • Warming Drawer and Cup Warming Drawer
  • Vacuum Seal Drawer

Determine the Age of a Sub-Zero, Wolf, or Cove Product Without a Manufacture Date:

To find out the age of a unit that does not include the date of manufacture on the serial tag, contact the Sub-Zero Customer Care Team with your unit's serial number.

Contact the Sub-Zero, Wolf, and Cove Customer Care Team at [email protected], or call (800) 222-7820, Monday-Friday, 7:00 a.m. - 7:00 p.m. CST. 


We're standing by with answers

Whether you're shopping for appliances or have questions about those you already own, we've got the resources you need. Talk directly to a customer care expert at the Sub-Zero, Wolf, and Cove service center, or connect with an appliance consultant at an official showroom near you. Get quick answers online, or reach a certified service provider or installer. And much more.


Call us at (800) 222-7820