PET 4000 Series

Released: 1980-1982 Original Price: $1,295 - $2,495

PET 4000 Series

“The PET 4000 series represented our evolution from the original 2001 design into a more professional, business-oriented computer line. We improved everything - the keyboard, the display, the expandability - while maintaining the reliability that made the PET famous.” - Chuck Peddle, PET Designer

🚧 Coming Soon!

We’re currently developing comprehensive coverage of the Commodore PET 4000 Series - the professional business computers that bridged the gap between the original PET 2001 and the advanced 8000 series.

What’s Coming:

📋 Complete Product Coverage:

  • PET 4008 - 8KB business model
  • PET 4016 - 16KB standard configuration
  • PET 4032 - 32KB professional model
  • PET 4040 - Dual floppy drive system

🔧 Technical Deep-Dive:

  • Enhanced keyboard design and feel
  • Improved CRT display technology
  • Expanded memory configurations
  • Professional connectivity options
  • Business software compatibility

📸 Rich Visual Content:

  • Professional product photography
  • Vintage advertisements and brochures
  • Technical documentation and schematics
  • Comparison with other PET models

💼 Business Context:

  • Market positioning and target customers
  • Software ecosystem and applications
  • Success in educational and business markets
  • Evolution to the 8000 series

Why the PET 4000 Series Matters

The PET 4000 series represented Commodore’s commitment to the professional market, featuring:

  • Improved ergonomics with better keyboards
  • Enhanced reliability for business use
  • Expanded memory for larger applications
  • Professional appearance suitable for offices

Historical Significance

Released between 1980-1982, the PET 4000 series served as the backbone of many businesses and educational institutions, proving that Commodore could compete in the professional computer market alongside the emerging IBM PC.


📅 Expected Publication: Coming in the next major site update
🔍 Research Status: In progress - gathering technical specifications and historical documentation
📧 Have Information? Contact us if you have PET 4000 series documentation, photos, or memories to share!


This page is part of our ongoing effort to document every Commodore computer ever made. Check back soon for the complete PET 4000 series coverage!