Skip to content
No results
  • Deals
  • Christmas Lights
    • Christmas Light Bulbs
  • News
  • Video Series
    • Crazy Christmas Lights
    • The Great Christmas Light Fight
  • Glossary
  • About
  • Contact Us
Christmas Lights Guide Logo
Christmas Lights Guide

Your Guide to Christmas Lights

  • Deals
  • Christmas Lights
    • Christmas Light Bulbs
  • News
  • Video Series
    • Crazy Christmas Lights
    • The Great Christmas Light Fight
  • Glossary
  • About
  • Contact Us
Christmas Lights Guide Logo
Christmas Lights Guide

Your Guide to Christmas Lights

SPT

  • Edward WorrellEdward Worrell
  • February 3, 2023
  • Christmas Lighting Glossary

SPT stands for Stranded, Parallel, Thermoplastic and refers to the amount of insulation on most flat wire. A number that follows this abbreviation indicates the thickness of the insulation. For example, STP-1 is of thinner insulation than SPT-2.

Light up the internet. Share this!
Edward Worrell
Edward Worrell
Articles: 59
Lone Star Christmas Light Show of Cedar Park, Texas Christmas Lights on the Tacky Light Tour
Previous Post C Series Light Bulbs: Our Cone of Christmas Details
Next Post LED

New to the Guide

  • Incandescent BulbMarch 24, 2023
  • IncandescenceMarch 21, 2023
  • Illuminating Engineering SocietyMarch 20, 2023
  • IlluminanceMarch 18, 2023
  • GoboMarch 17, 2023

Your Guide Light to More

  • Buying
    • Deals
    • Stores
  • Christmas Displays
    • Christmas Display Gadgets
    • Christmas Display Tips
  • Christmas Lighting Glossary
  • Christmas Lights
    • Christmas Light Bulbs
    • Christmas Light Strings
  • Popular Culture
    • News
    • Video Series
      • Crazy Christmas Lights
      • The Great Christmas Light Fight

    Your Guide

    Incandescent Bulb

    • March 24, 2023

    Incandescence

    • March 21, 2023

    Illuminating Engineering Society

    • March 20, 2023
    • About
    • Contact Us
    • Glossary
    • Buying
    • Deals
    • Popular Culture
    • News
    • Video Series
    • The Great Christmas Light Fight
    • Crazy Christmas Lights
    • Christmas Lights
    • Christmas Light Bulbs
    Facebook Twitter

    Copyright © 2023 Christmas Lights Guide - Your Guide to Christmas Lights