Welcome to NEC Design Software

  • Accurate
  • Easy to use
  • Affordable
  • Free unlimited tech support
  • Compliance with NEC requirements
NEC Electrical Design Software
Electrc 2008 and Loadcalc 2008 are copyright by Robert J La Capra.
All rights reserved.

NEC® and National Electrical Code® are registered trade marks of
the National Fire Protection Association (NFPA).
Electrc 2008 NEC Calculator version 2.1

  • Conductor sizing
  • Voltage drop
  • Fault current
  • Raceway fill
  • Motors
  • Lighting
  • Transformers
  • Panel directory
  • Power factor
  • Box fill and sizing
  • Quick calculators

New features:
  • Transformers added in the fault current calculations
  • 84 circuit panels added in the panel schedule function
  • Breaker sizes added to the panel schedule printed report

More information >>


Download the Electrc 2008 NEC Calculator version 2.1 free trial
Your  time is valuable. Accuracy is paramount. Professional detailed
printed reports promote your business to your building department, your
customers, and to code enforcement officials.

You save time and money by doing the job right the first time.

Perform accurate, detailed, professional electrical design calculations that
comply fully with the 2008 National Electrical Code requirements.

Sale Pricing!

For a limited time only:

License either Electrc 2008 or Loadcalc 2008 for only 87.95 each.
(Regularly 129.95 each)

For even greater savings, license both programs for only 150.00.
That's over a one hundred dollars saving !

Use our
Pricing/Ordering page to order.
What's New:

Loadcalc 2008 Panel Schedule version 2.3

Panel Schedules
  • Commercial and Dwelling Occupancies
  • Single and Three Phase
  • Standard Load Types
  • Auto calculates Demand Load

This new version adds:
  • Support for Windows 7, 32-bit and 64-bit operating systems, while
    retaining compatibility with previous versions of Windows.
  • Increased maximum circuits to 84
  • Additional printed report showing all loads as entered

More information >>


Download the Loadcalc 2008 Panel Schedule version 2.3 free trial


Free upgrade to qualified users:
If you are a licensed user of Loadcalc 2008 version 1 you qualify
for a free upgrade to version 2.3

Use our Loadcalc 2008 ver. 2.3 Free Upgrade Request form.