How to replace LED in ballast
With the popularity of LED technology, more and more users hope to replace traditional fluorescent lamp ballasts with LED driving power supplies to achieve energy saving and long life. This article will introduce in detail the steps, precautions and related data comparison of replacing LEDs in ballasts to help you successfully complete the transformation.
1. Why should we replace the ballast with LED?

There are significant differences in performance between traditional fluorescent lamp ballasts and LED driving power supplies. The following is a comparison between the two:
| Comparative item | traditional ballast | LED driver power |
|---|---|---|
| Energy consumption | higher | Lower (energy saving more than 50%) |
| lifespan | About 10,000 hours | More than 50,000 hours |
| Startup speed | slower | Light up instantly |
| Environmental protection | Contains harmful substances such as mercury | No pollution |
2. Steps to replace ballast
1.Power off operation: Make sure the power is completely turned off to avoid the risk of electric shock.
2.Remove old ballast: Remove the fluorescent tube, disconnect the power cord of the ballast and the lamp holder connection cord.
3.Install LED driver power supply: Select the appropriate driving power supply according to the specifications of the LED lamp and connect it according to the instructions.
4.Connect lamp: Insert the LED lamp tube into the lamp holder and ensure good contact.
5.Power on test: Turn on the power and check whether the LED light is working properly.
3. Precautions
1.Compatibility check: Make sure the LED lamp tube matches the original lamp holder to avoid failure to install due to incompatible interfaces.
2.Voltage matching: The input voltage of the LED driving power supply needs to be consistent with the supply voltage (usually 220V).
3.Heat dissipation problem: Although LED lights generate low heat, they still need to ensure a good heat dissipation environment to extend their service life.
4.Avoid flickering: Choose a high-quality LED driver power supply to avoid stroboscopic phenomenon.
4. Recommendations for popular LED driver power supplies
The following are the popular LED drive power supply models and parameters on the market recently:
| Model | Power | input voltage | Output voltage | Applicable scenarios |
|---|---|---|---|---|
| Mean Well LPV-60 | 60W | 90-265V AC | 12-24V DC | home lighting |
| Philips Xitanium | 40W | 220VAC | 30V DC | commercial lighting |
| Oslo QTP-DIM | 20W | 100-240VAC | 12VDC | Decorative light strip |
5. Summary
Replacing traditional ballasts with LED driver power supplies is a simple and cost-effective modification that not only significantly reduces energy consumption, but also improves lighting quality. During operation, be sure to pay attention to safety and choose a suitable LED driver power supply. If you are not familiar with electrical circuits, it is recommended to ask a professional electrician to assist you.
Through the above steps and precautions, you can easily complete the replacement of ballast to LED and enjoy a more efficient and environmentally friendly lighting experience.
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