Serial Number Decoder

The Universal Serial Number Decoder & Age Estimator.

Brought to you by Item Assist
Select Brand
Enter Serial Number
Enter the serial number exactly as shown on the product label
No serial number? Search by model or description
Alternative Lookup
Model Number or Description
Enter a model number, brand + model, or description to estimate the age

🔌 Works for appliances, water heaters, and electronics — TVs, computers, phones, and any brand not listed in the tabs above.

ⓘ How to Use This Tool

Quick Decoding

  1. Click Appliances or Water Heaters
  2. Choose the brand from the dropdown
  3. If an Era selector appears, choose Pre-2006 or Post-2006
  4. Enter the serial number exactly as shown on the label
  5. Click Decode Serial Number

No Serial Number?

Use the Alternative Lookup section. Enter a model number, brand name, or description (e.g., "GE Profile PFE28KSKSS") to get an AI-powered age estimate.

Finding Serial Numbers

For Insurance Claims: Many serial number codes repeat every 10–20 years. Always verify the decade using physical condition, model features, purchase receipts, or installation records. Document which method you used to determine the final manufacture date.