Electrical101 Background
Sitemap Bolt Bolt

    Electrical 101  

Switches | Outlets | Troubleshooting | LED Tube Lights | Basic Electricity  | Ballasts | Replace Ballasts | Misc Articles

4 Lamp Rapid Start Ballast Diagram

Factory wiring

4 lamp rapid start magnetic ballasts should be replaced with one 4 lamp instant start electronic ballast. Each lampholder has four separate connections. Find 4 Lamp Instant Start Ballasts

  1. Connect each of the individual blue wires from the instant start ballast to each pair of the lampholder individual wires (red and blue) of lamps 1 and 2.
  2. Connect each of the individual red wires from the instant start ballast to each pair of the lampholder individual wires (red and blue) of lamps 3 and 4.
  3. Connect one of the common yellow wires from the instant start ballast to the yellow pair of lampholder common wires of lamps 1 and 2. Connect the other common yellow wire from the instant start ballast to the yellow pair of lampholder common wires of lamps 3 and 4.

       4 Lamp Rapid Start Ballast Replaced with Instant Start Diagram

After 4 Lamp Series Ballast is Replaced

Replace 4 Lamp Series with Parallel Ballast Wiring Diagram

How to Replace 4 Lamp Rapid Start Ballast with Instant Start

Replace Ballasts Background

Replace

Ballasts

Replace 1 Lamp Rapid Start with 2 Lamp Instant Start

Replace 1 Lamp Rapid Start with 2 Lamp Rapid Start

Replace 2 Lamp Instant Start

Replace 2 Lamp Rapid Start with Instant Start

Replace Alternate 2 Lamp Rapid Start with Instant Start

Replace 2 Lamp Rapid Start

Replace 3 Lamp Instant Start

Replace 3 Lamp Two Instant Start with One Instant Start

Replace 3 Lamp Rapid Start with Instant Start

Replace 3 Lamp Two Rapid Start with One Instant Start

Replace 3 Lamp Programmed Start with Instant Start

Replace 3 Lamp Programmed Start with Rapid Start

Replace 4 Lamp Instant Start

Replace 4 Lamp Two Rapid Start with One Instant Start

Replace 4 Lamp Rapid Start with Instant Start

About      Privacy Policy      Question?     Copyright © 2026 Electrical101.com      Terms of Use