How to make spotlights in cabinets
Among the hot topics in the past 10 days, home decoration and DIY lighting design have become the focus of many netizens, especially the installation method of spotlights in cabinets. This article will provide you with a structured analysis of the selection, installation steps and precautions of spotlights, and attach relevant data references.
1. Selection and data comparison of spotlights

There are many types of spotlights in cabinets. The following is a comparison of the models and parameters of the top 5 spotlights on popular e-commerce platforms in the past 10 days:
| model | Power(W) | Color temperature(K) | Color rendering index (RA) | Price (yuan) |
|---|---|---|---|---|
| Op LED spotlight MR16 | 5 | 3000-6000 adjustable | ≥90 | 39.9 |
| NVC embedded COB spotlight | 7 | 4000 | ≥85 | 59 |
| Philips Huixuan spotlight | 4 | 2700-6500 adjustable | ≥80 | 89 |
| Panasonic ultra-thin recessed spotlight | 6 | 3000/4000/5700 | ≥90 | 129 |
| Xiaomi smart spotlight | 5 | 2700-6500 adjustable | ≥90 | 149 |
2. Detailed explanation of installation steps
1.Planning the wiring: Determine the position of the spotlights according to the cabinet structure (it is recommended to install one every 30-50cm), and reserve a path for the power cord.
2.Preparation for drilling: Use a special hole opener to drill holes in the cabinet board. The hole diameter must be 1-2mm smaller than the outer diameter of the spotlight (common hole diameter is 35-75mm).
3.line connection:
• Parallel wiring: Make sure the voltage is stable and the positive and negative poles of each lamp correspond correctly.
• Intelligent control: If you need to access the intelligent system, you need to configure an additional gateway
4.fixed spotlight: Insert the spotlight into the hole and fix it with the spring buckle to test the lighting effect.
3. Precautions
1.safety regulations: Low-voltage 12V/24V spotlights need to be used with a transformer to avoid direct connection to the 220V power supply.
2.Thermal design: Spotlights with power exceeding 5W should ensure sufficient heat dissipation space to avoid cabinet board deformation caused by long-term use.
3.light angle: It is recommended to choose 24° narrow beam angle for display cabinets, and 36° wide-angle lighting for storage cabinets.
4. Answers to popular questions
Q: Will the heat generated by the spotlights ignite the cabinet?
A: The surface temperature of regular LED spotlights is ≤60°C, but flammable materials (such as silk and acrylic) must be avoided.
Q: How to solve the problem if there are no pre-buried lines?
A: You can choose rechargeable wireless spotlights (recently popular models on JD.com have a battery life of 30 days), or surface-mounted low-voltage track spotlights.
Through the above structured guidance and data reference, you can choose the appropriate spotlight solution according to your actual needs and create a practical and beautiful cabinet lighting system. It is recommended to give priority to lamps with a color rendering index of ≥90, which can more realistically present the color of items. This is also a purchasing point strongly recommended by home bloggers recently.
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