Parts Sourcing — Electronic, Industrial & Mechanical
Every part. Every supplier. Found for you.
Nearly 40 years of sourcing data. 105,000+ companies. Now enhanced by AI that keeps finding more — and notifies you when new sources are discovered.
How It Works
Search
Enter a part number, brand, company name, or category. Our database — built from nearly 40 years of sourcing — searches 105,000+ companies instantly.
Instant Results
See matches from 105,000+ companies in our database.
Deep Research
Our AI conducts multi-round investigations to find, evaluate, and verify additional suppliers.
Get Notified
We email you as new suppliers are discovered. Minutes, hours, days, and weeks later.
40 years of sourcing data — plus AI that never stops looking.
Every search activates our AI deep research system — and it never stops. Research agents conduct multi-round investigations across manufacturer sites, distributor catalogs, and broker networks. AI does the deep research, humans verify the results.
First results typically arrive within hours — and the system keeps researching. You’ll get notified every time a new verified supplier is found, whether that’s next week or next year.
No spam, no newsletters. Just new suppliers for the parts you need.
Create Free Account →Who Uses 3E
Are You a Supplier or Manufacturer?
Get discovered by buyers searching for your parts.
Procurement teams, engineers, and buyers search our platform daily. List your company and inventory — for free — and start getting found.
- ✓Free to list your company, brands, and parts
- ✓Reach buyers across 50+ countries
- ✓Manage your listing anytime from your dashboard
- ✓No commissions, no middleman — buyers contact you directly
Coming soon: lead alerts when buyers search for your parts.
List Your Parts — FreeFind Your Part.
Search by part number, brand, company, or category — results in seconds.