How To Install Led Recessed Lighting In Existing Ceiling

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In this article, I will show you how to install a recessed lighting system.The benefit of installing a recessed lighting system is that the installation can be completed.

Without damaging the entire ceiling. Please follow me step by step to ensure that the installation is completed in a safe manner.

Tool Requirements

Before proceeding with the recessed lighting installation, we need to prepare the following tools:

  • Screwdriver
  • Pliers
  • Wire stripping pliers
  • Electric drill
  • Serrated knife
  • Wire measuring instrument
  • Insulation tape

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Installing Recessed Lights

  1. Determine the lighting plan: Before proceeding with the installation, you will need to determine your led lighting solutions, including the location, number and type of lights, there are many types of led light fixtures. Such as led track lighting, led downlights,linear light fixture, and led panel light.
  2. Find a power source and install a new switch box: After finding a suitable power source, install a new switch box to turn on the power.
  3. Cut the ceiling: Use a serrated knife to cut an appropriately sized hole in the ceiling to install the recessed light.
  4. Threading the wire: Thread the wire from the power source to the recessed light.
  5. Connect the recessed light: Connect the wires to the recessed light.
  6. Install the housing: Mount the housing to the ceiling.
  7. Complete wire connections: Make sure wires are connected properly and securely.
  8. Review and Paint: After checking that everything is correct, repair the ceiling and paint.


It is important to note that this project is not suitable for novices to attempt. Please be sure to follow the relevant electrical codes to ensure safety as you proceed with the installation process.

Designing the lighting plan

  • Measure the room dimensions: First, you need to accurately measure the dimensions of the room in order to create a lighting plan.
  • Draw the plan with drawings: Draw out your lighting plan on drawings, including the location, number and type of lights.
  • Consider what types of lighting you need: Determine what types of recessed lights you need to install, such as led downlights, spotlights, etc.
  • Seek help from a lighting salesperson: If you are unsure about your lighting plan, seek help from a professional lighting salesperson.

Choosing a power source and wiring

  • Find a proper power source: Based on your lighting plan, find a proper power supply point to ensure that the current is stable and meets the demand.
  • Determine the line load: Based on the type and number of fixtures installed, calculate the line load and make sure the line can handle the load.
  • Turn off the circuit switch or remove the fuse: Always turn off the circuit switch or remove the fuse before making electrical connections to ensure safety.
  • Test wires to ensure safety: Use a wire gauge to test wires to ensure they are safe before proceeding.

Threading Wires

  • Suggested tips and precautions: During the threading process, make sure the path of the wire is reasonable and not crossed or tight to prevent the wire from breaking.
  • Make sure the wires go through the right holes: reserve the right size holes in the ceiling to make sure the wires can go through smoothly.
  • Use the right size wire: Use the right size wire according to the requirements of the lighting system to avoid faults and safety hazards.

Install recessed lights and housings

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  • Connect the recessed lights: Connect the wires to the recessed lights according to the instructions provided by the manufacturer.
  • Install the housing: Mount the housing to the ceiling, making sure the housing is secure and properly positioned.

Connecting Wires and Inspection

  • Final connection of wires: Connect all wires to ensure that the connections are secure, strong and not exposed.
  • Inspection Work: After completing the installation, carefully inspect the wire connections, fixture installation, and housing location to ensure that everything is in order.


  • Repair the ceiling and paint after the inspection is complete: After confirming that all connections are correct, repair any gaps in the ceiling using patching compound and wait for it to dry before painting.
  • Install recessed lights and shades: Mount the recessed lights to the ceiling and then install the shades, making sure both the lights and shades are secure and attractive.

These are the steps and points on how to install a recessed lighting system, but it is important to emphasize that this process requires certain electrical skills.

If you do not possess these skills, seek professional help. I hope this article has provided useful guidance for your lighting installation project. I wish you success!

In addition, to give you more visual help, please refer to the following video (video from the Internet, for reference only)


  1. Can recessed lights be installed in an existing ceiling?

Recessed lighting is easiest to install during construction but can be retrofitted into existing ceilings. Because recessed lighting is installed in the ceiling, it’s simplest to put in during new construction or a major renovation before ceiling material goes up.

  1. How to install LED recessed lighting in the existing ceiling cost?

The cost to hire an electrician ranges from $85 to $105 per hour, and installing recessed lights in an existing home takes about two and a half hours per fixture. Including labor and materials, recessed or less light installation costs $200 to $250 per fixture.

  1. Can I install recessed lighting myself?

You can easily install led recessed lighting in the ceiling if you have a nearby power source. However, bringing in a power source adds time to the project and can be accomplished by wiring your circuit or hiring an electrician.

  1. What are the alternatives to recessed lighting?

However, there are alternatives to recessed lights that can make your home look as beautiful as you want. These alternatives include modern semi-flush ceiling lights and styles such as disc, pendant, tube, and track lights.

  1. What is the disadvantage of recessed lights?

While recessed lights are great for their functional purpose, they can also be difficult to install. Recessed lighting requires you to cut out holes in your ceiling and, depending on the light fixture you get, remove insulation surrounding them to avoid sparking a fire.

  1. How long do recessed lights Last?

Many LED lights are rated to last 50,000 hours or more. That translates into roughly five and a half years if you had the lights running 24 hours a day. That’s 22 years if the lights are used an average of 6 hours per day or 45 years at 3 hours per day. Integrated LED lighting fixtures have the LED bulb or lamp built in.

  1. How many recessed lights do I need per room?

A common rule of thumb is using one recessed light for every 4 to 6 square feet of ceiling space. Doing so provides even overall illumination. This is an important rule to remember when you rely exclusively on recessed ceiling lights to illuminate your kitchen.

  1. How many recessed lights do I need for a 12×12 room?

In general, a 12×12 kitchen will use a minimum of three to a maximum of nine recessed lights to illuminate the needed area.

  1. Should you put recessed lights over the TV?

Recessed lighting above or ambient lighting behind the screen will increase the level of light in the room, and of course, there will be no glare on the screen. There are specific bias light fixtures for home entertainment areas, but you can use your current home lighting to create the same effect.

  1. What’s the difference between recessed and ceiling lights?

Recessed lights are lights set into the ceiling. They typically have a metal housing that you may or may not see. Ceiling lights, on the other hand, are attached to the ceiling and hang down in some form or another.

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