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Product Information
Deliver robust and stable power to your large-scale lighting projects with the SW24V150W, a high-output DC24V 150W ultra-slim switching power supply. Many ambitious lighting designs, from intricate Christmas displays to long runs of architectural cove lighting, are limited by bulky power supplies. This unit solves that problem with its incredibly low-profile design, measuring just 25mm in height. It provides a substantial 6.25A of clean, constant voltage power, ensuring your 24V LED strips operate with consistent, flicker-free brightness. The universal AC input (110-230V) and silent, fanless operation make this AC DC switching power supply a versatile and discreet choice for demanding indoor applications where both performance and aesthetics are paramount.
Key Features
High Power Output
Provides a robust 150W of constant voltage 24V DC power, ideal for long or high-density LED strips.
Ultra-Slim Profile
With a height of only 25mm, this power supply is easy to conceal in tight spaces like cabinets, coves, and display cases.
Universal AC Input
Features a wide input range of 110-230V AC, making it suitable for use in various regions without a converter.
Fanless, Silent Operation
Utilizes a ventilated metal housing for efficient passive cooling, ensuring completely silent performance.
Built-in Protections
Equipped with safeguards against short circuits, overloads, and over-voltage to protect your lighting system.
Technical Highlights
- Delivers a regulated Constant Voltage (CV) output, critical for the longevity and performance of LED strip lighting.
- Engineered for high efficiency, minimizing energy waste and reducing operating temperature.
- Screw-down terminal blocks provide secure and reliable connections for both AC input and DC output wiring.
- Lightweight yet durable metal casing offers excellent protection and heat dissipation.
Product Specifications
| Parameter | Details |
|---|---|
| Model | SW24V150W |
| Product Type | Ultra-Slim Switching Power Supply |
| Input Voltage | AC 110-230V |
| Input Frequency | 50-60Hz |
| Output Voltage | DC 24V |
| Rated Power | 150W |
| Rated Current | 6.25A |
| Current Range | 0 ~ 6.25A |
| Dimming | Non-Dimmable |
| Cooling | Free Air Convection (Fanless) |
| Case Material | Metal |
| Dimensions (L x W x H) | 184mm x 49mm x 25mm |
| IP Rating | IP20 (Indoor use only) |
| Protections | Overload, Short Circuit, Over Voltage |
| Operating Temperature | -20°C to +60°C |
Application Scenarios
How to Wire & Install This Power Supply
- Step 1: Verify that your LED lighting system requires DC 24V and that the total power consumption does not exceed 120W (80% of the 150W capacity).
- Step 2: Ensure all power is disconnected from the AC source before wiring.
- Step 3: Connect your AC line voltage wires to the input terminals. Connect the Live/Hot wire to 'L', the Neutral wire to 'N', and the Ground wire to the 'GND' or ground symbol (〨).
- Step 4: Connect the DC output to your LED lights. Wire the positive (+) wire from your LEDs to the '+V' terminal and the negative (-) wire to the '-V' terminal. Double-check polarity.
- Step 5: Once all connections are secure, restore AC power and test the lighting system.
- This is a non-dimmable power supply. To dim your lights, install a separate 24V PWM dimmer between the power supply and the LED strips.
- For optimal performance and longevity, do not load the power supply to more than 80% of its rated capacity (120W max recommended load).
- This unit is rated IP20 and is not waterproof. It must be installed in a dry, indoor location with adequate ventilation.
- Always ensure correct polarity (+ and -) when connecting the DC output to prevent damage to your LEDs.
What's in the Box
- ✓1 x DC24V 150W Ultra-Slim Switching Power Supply (Model: SW24V150W)
Frequently Asked Questions
Q: How many feet of 24V LED strip can this 150W power supply run?
A:This depends entirely on the power consumption of your specific LED strip, measured in watts per foot or meter. For example, if your strip uses 4.4 W/ft, you could power up to 27 feet (120W ÷ 4.4 W/ft). Always check your strip's specifications and stay within the 120W (80%) recommended load.
Q: Is this LED driver power supply dimmable?
A:No, this is a constant voltage, non-dimmable power supply. To control the brightness of your lights, you will need to add a 24V PWM dimmer on the low-voltage side, between the power supply and the LED strips.
Q: Can I use this power supply for outdoor Christmas lights?
A:No, this unit has an IP20 rating, which means it is not protected against moisture. It is designed for indoor use only or within a suitable waterproof enclosure.
Q: What is the advantage of an 'ultra-slim' power supply?
A:The primary advantage is its compact, low-profile design. This allows it to be easily hidden in tight spaces like aluminum channels, behind trim, inside cabinets, or within signage, resulting in a cleaner and more professional installation.
Q: Does this power supply make any noise?
A:No, this model is fanless and relies on passive cooling through its ventilated metal case. This ensures completely silent operation, making it ideal for residential and noise-sensitive commercial environments.
Q: How do I determine the right size power supply for my project?
A:To find the right power source, you need to know how to calculate power for LED strip lights. We recommend reading our detailed guide for a step-by-step explanation.
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Downloads
Files for SW24V150WImages
These images were taken with Canon EOS 5D Mark IV and the studio light source is provided by Ra 98's full spectrum LED strip to realistically reproduce the colors of the item itself. All copyrights are created by the superlightingled team, please feel free to browse and download if you are a registered user!


LED Strip Lights Guide
Here you can learn anything about LED strip lights — pick the topic you are interested in to go deeper. We cover LED strip lights, power supplies, controllers, accessories, and how to connect LED strip lights. You can also watch our demo videos.
Led strip lights
►Everything you need to know before you buying led strip lights
| Top 6 Considerations Before Buying LED Strip Lights 1. Where do I want to place the LED strip lights? Indoor or outdoor? • What are waterproof led strip lights? • How to cut and connect waterproof led strip lights? 2. How much LED brightness do I need? 3. The working voltage is available? • 5V VS 12V VS 24V led strips • AC VS DC 4. How long is the LED strip light suitable for my project? 5. Do I need an LED light controller to adjust the LED color and brightness? 6. How to power the LED strip lights? 1. How do led strip lights work? 2. How long can you run an LED strip? 3. How long do LED strip lights last? Is it worth getting led strip lights? 1. Do LED strip lights use a lot of electricity? 2. Why are LED lights energy efficient? 3. Are LED Strip Lights sustainable? 4. What are the pron and cons of led strip lights? 5. Precautions for led strip lights 1. Do LED strip lights overheat? 2. How do you stop LED strips from overheating? 3. Can LED strips catch fire? 4. Is it safe to sleep with LED strip lights on? What are the types of led strip lights? Flexible led strip lights VS rigid led strip lights - 1. What are flexible led strip lights? 2. What are rigid led strip lights? 3. What happens if you bend LED strip lights? 4. What is the difference between flexible led strips and rigid led strips? 1. Can you cut led light strips? 2. What happens if you cut an led strip? 3. How to cut led strip lights? 4. How to connect RGB color changing led strip lights with a connector? 5. How to know what your led strip light is? How to choose the correct SMD led for your strip? Which is the brightest SMD LED? What does SMD 5050 mean? How many lumens is a 5050 SMD LED? How to know what type of LED strip? What is the difference between 2835 and 5050 LED? |
►COB led strip light
| 1. What is COB? 2. What is the COB production process? 3. Different types of COB strip lights 4. What is the difference between COB and SMD led strip lights? 5. What is the difference between COB and LED? 6. Are COB led strips better? 7. How to cut and connect COB led strips? 8. How to install COB led strip lights? 9. Can COB light strips use aluminum channels? 10. Why choose superlightingled? |
►Led neon lights
| 1. What is led neon light? 2. What are neon led lights used for? 3. Are led neon lights good? 4. How to choose led neon rope lights? 5. Are led neon ropes use DC or AC? 6. Can you change the light-emitting angle or the luminous way of neon led strip? 1. How to cut led neon lights 2. Can led neon lights be connected? 3. Easy 7 steps to make led neon lights 4. How to install led neon rope? |
►Addressable led strip
| Ultimate Guide to Choosing the Right Addressable LED Strip What is an addressable LED strip? Can you cut addressable LED strips? How to judge if an LED strip is individually addressable? How to choose the best DC12V addressable led strips? How to choose the best DC5V digital led strips? How to choose the right IC for your project? Which IC is most commonly used? How do I know my IC type? How do I know if my IC is good or bad? How many types of IC are there? |
►Color, color temperature, and CRI
| The Color Difference Between Warm White 2700K, 3000K, 4000K, 6000K Pure White and 7000K Cool White 1. What is color temperature? 2. What color temperature is right for me? • 2700K VS 3000K • How obvious is the difference between 2700K and 3000K? • Warm White 3000K VS Natural White 4000K VS Daylight White 6000K • Warm White VS Cool White 3. Enjoy 2700K, 4000K, 6000K 4. Further Reading: How to install Warm White LED light strip? How to choose the right color for your led strip lights? - 1. How many colors are in LED strip lights? 2. What do LED light colors mean? 3. Why do white LED light turns to yellow? 4. Why are your led strip lights not the same color? 5. What is the most relaxing color for LED lights? 6. What color led lights is best for sleeping? 7. Are led lights bad for your eyes? 8. Is cool white or warm white better for eyes? 1. What is the best color temperature? 2. Does color temperature keep the same as time goes by? 3. What color temperature is best for night? 4. Led strip lights about color temperature,CCT VS RGBW VS RGBCCT; What is color rendering index? 1. What is CRI in led lights? 2. How to choose the right CRI when buying led strip lights? 3. What is the relationship between CRI and brightness? 4. Is higher CRI better? High CRI VS Low CRI; 5. How to find CRI value? |
Led strip light connection
| How to connect led strip lights? 1. How to connect led strip lights together? 2. How to connect LED light strips without connectors? 3. How to solder wires to LED strips? 4. How to connect LED strips without soldering? 5. Which one is better between soldering and using a connector? 6. How to connect mutiple led strip lights? 7. How many LED strip lights can you connect? How to connect led strip to the power supply? 1. Ensuring the working voltage and power first 2. How to hardwire led strip lights? 3. Can I connect multiple LED strips to the same LED power supply? How to wire led strip lights? How to wire single color led strip lights? How to wire tunable white/CCT led strip lights? How to wire RGB color changing led strip lights? |
Controller for led strip lights
| How to choose led strip light controllers? 1. WIFI controller 2. RF controller 3. IR controller 4. Bluetooth controller 5. Remote control and panel control 6. Single color controller and multi-color controller 7. DMX512 controller 8. SPI controller 9. DALI controller 10. 0/1-10V dimmer 11. Triac series 12. Sonsor series |
Led power supply
| How to calculate power for led strip lights? 4 steps to calculate the power you need Performance And Reasons Of LED Voltage Drop How to choose led strip light power supply? 1. Alternating current power supply VS Direct current power supply 2. Constant current power supply VS Constant voltage power supply 3. How to choose the best led power supply for your led strip light? |
Led strip light installlation
| How to install led strip lights? What accessories will be needed? 1. Adhesive installation for IP20 and IP65 led strip lights 2. How to choose the right led tape? 3. Can IP20 and IP65 led strip lights use aluminum profiles? 4. How to use aluminum profiles? 5. Mounted clip installation for IP67 and IP68 light strips How to install LED sensor stair lights? Lighting Up Your Stairs With LED Strip Lights Ideas How to install led strip lights on TV? How to install led strip lights outdoor? |
Accessories
| How to choose led strip light connectors? 1. Are all LED light strip connectors the same? 2. How do LED strip lights connectors work? 3. What connectors do you need for LED strip lights? 4. What are the different kinds of LED connectors? 5. How to choose the right connector for your led strip lights? Ultimate Guide on Aluminum Profile for LED Strip Lighting 1. What are aluminium profiles used for? 2. Why choose aluminum profiles? 3. Different types of LED aluminum profiles 4. LED aluminum profile VS COB LED strips 5. How to install LED aluminum channels? 6. How To Get Ideal Light Diffuser For Your LED Strip? 7. Add Black Aluminum LED Light Diffusers For Your Home Lighting 8. How To Find The Right Aluminum LED Light Strip Diffuser Channel? |






















