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A 24V 20W LED power supply meeting safety standards such as
UL Recognized
or
CE/FCC
certification
is a readily available, low-voltage constant voltage driver, suitable for various LED lighting applications.
Recommended Products and Safety Features
Products from reputable brands like Mean Well and DiodeDrive are designed with multiple safety protections and certifications. Key features to look for include:
| Feature | Description |
|---|---|
| Output Type | Constant Voltage (CV) is standard for LED strips. |
| Safety Certifications | Look for UL Recognized (for North America) or CE/FCC/RoHS (for international/general standards) marks, indicating the product has met specific safety requirements. |
| Protections | Essential built-in protections include short circuit, overload, overvoltage, and over-temperature protection. |
| Input | Most models offer a universal AC input (100-240 VAC), making them versatile for different regions. |
| Environment | IP67-rated units are waterproof and suitable for damp or outdoor locations, while lower IP ratings (e.g., IP20) are for dry, indoor use. |
| Safety Class | Many meet Class 2 safety standards, ensuring low power output on smaller circuits for enhanced safety. |
Example Models
- Mean Well LPV-20-24: A widely available, non-dimmable, IP67-rated power supply that is UL Recognized and features a fully isolated plastic case.
- DiodeDrive 20W Waterproof LED Power Supply: This model is UL Recognized, Class 2 rated, IP67 waterproof, and designed for consistent, regulated voltage in various applications.
-
Mean Well LPV Series 20W Switching Power SupplyThe Mean Well 24 VDC LED Switching Power Supply is a reliable and economical single-output power supply suitable for LED lighting ...Google
-
DiodeDrive 20W Waterproof LED Constant Voltage Power SupplyThis 24 VDC LED Constant Voltage Power Supply saves energy with up to 89.5% efficiency. This driver provides consistently regulate...Google
-
24V 20W Dimmable LED Driver 0.83A Constant Voltage Power ...Product details * About this product. See more. * Top highlights. Brand. REYLAX. Power Source. 24v Constant Voltage Scr Power Supp...Amazon.com
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Mean Well LPV-20-24 LED Driver - 24V 20W Power Supply
GekPower
https://gekpower.com
› products › mean-well-lpv-20-2...
GekPower
https://gekpower.com
› products › mean-well-lpv-20-2...
Output current of 0.83A, powering LED lights with a maximum power of 20W;
Class 2 rated, meeting safety standards
for electrical equipment; Waterproof with an ...
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Waterproof IP67 LED Driver Ac dc 12V/24V 10W 15W 20W ...
Amazon.com
https://www.amazon.com
› Waterproof-Driver-Power-S...
Amazon.com
https://www.amazon.com
› Waterproof-Driver-Power-S...
Waterproof:IP67,for outdoor use. ·
Safety Standard
:
meet
CE, FCC，Short Circuit Protection · Applicable scope:For 3528 5050
LED
strip Light · Features:DC12V
24V
...
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AC to DC 24V 20W Constant voltage LED driver
Quanzhou Smarts Electronic & Technology Co., Ltd.
https://www.smarts-electronics.com
› ac-to-dc-24v-20w-...
Quanzhou Smarts Electronic & Technology Co., Ltd.
https://www.smarts-electronics.com
› ac-to-dc-24v-20w-...
High stability and low ripple, increase light efficiency and decrease light attenuation. 3.
Meet
to
safety standard
and EMC. 4. Assure
LED
stability long lift ...
Read more
24V 20W Dimmable LED Driver 0.83A Constant Voltage ...
eBay
https://www.ebay.com
› ... › Lighting Parts
eBay
https://www.ebay.com
› ... › Lighting Parts
High Precision & Stable Dimming-AC 100-130V input, DC
24V
output, 50/60Hz, up to 85% efficiency, dimmable range 5%-100%, below 5% light will turn off.
$36.47
In stock
Free delivery
Free 30-day returns
Class 2 LED Power Supplies that meet UL Standard - 1310
Ecolocity LED
https://www.ecolocityled.com
› category › class2-led-p...
Ecolocity LED
https://www.ecolocityled.com
› category › class2-led-p...
We have
Class 2 LED Power supplies in 12VDC and 24VDC output
for low voltage LED lighting projects requiring class 2 certification.
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Constant Voltage Power Supplies
Super Bright LEDs
https://www.superbrightleds.com
› power-supplies › co...
Super Bright LEDs
https://www.superbrightleds.com
› power-supplies › co...
Our constant voltage
power supply
line includes a variety of water resistance, dimming control, and connection types.
Mean Well LPV-20-24 Non-Dimmable LED Driver, 24V ...
ledlightsandparts
https://lightsandparts.com
› products › mw-class-2-pow...
ledlightsandparts
https://lightsandparts.com
› products › mw-class-2-pow...
UL Class 2 LED Power Supply – IP67 Waterproof Driver ...
Hyrite Lighting Co.
https://www.hyrite.com
› outdoor-led-power-supply › ul...
Hyrite Lighting Co.
https://www.hyrite.com
› outdoor-led-power-supply › ul...
Available in multiple output voltages (12V,
24V
, 36V, 48V) and wattages from
20W
to 300W, our
power
supplies
meet
strict quality
standards
and ...
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DC 12V 24V Switching Power Supply LED Driver 12 24 V ...
Amazon.com
https://www.amazon.com
› Switching-Supply-Outdoor-...
Amazon.com
https://www.amazon.com
› Switching-Supply-Outdoor-...
Feature: Waterproof:IP67,for outdoor use.
Safety Standard
:
meet
CE, FCC Short Circuit Protection.
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People also ask
Can I use a 12V power supply on a 24V LED?
LED strips are designed to operate at a specific voltage — commonly 5V, 12V, or 24V.
The power supply must match this voltage to ensure the correct operation of the LEDs
.
Can You Use a 12V LED Strip on a 24V System? | HitLights
HitLights
https://hitlights.com
› blogs › premium-led-strip-lighting
HitLights
https://hitlights.com
› blogs › premium-led-strip-lighting
How long can you run a 24V LED strip?
Standard 24V Strips (Most Common)
-
Max Length:
Around 32.8 ft (10m).
-
Why:
Beyond this, voltage drop causes the end to get dimmer than the start.
-
Solution:
Run in parallel (multiple shorter runs from one power supply) or use thicker wire for longer distances.
Longer Run Solutions
-
Constant Current (CC) Strips:These have built-in chips to maintain brightness over long distances (e.g., 65-98ft/20-30m).
-
Ring Main (Bi-Directional):Power the strip from both ends by wiring it in a loop, effectively halving the distance each segment needs to travel (e.g., two 10m runs from one feed).
Factors Affecting Length
-
Strip Density:More LEDs/meter (like 120/m vs 60/m) draw more power and shorten the max run.
-
Wattage:Higher wattage strips (e.g., 14.4W/m) have shorter practical limits than lower wattage ones.
-
Power Supply:Ensure your power supply can handle the total wattage of the entire length.
Key Takeaway: Stick to 32.8ft for simple setups, but for longer runs, choose Constant Current strips or wire in parallel/ring main to avoid dimming issues.
AI responses may include mistakes.
Learn more
What is the longest run length of LED Flexible Strip Lighting? |
Prism Lighting Group
12-Volt vs. 24-Volt LED Strip Lights: What's the Difference?
Feb 20, 2025 —
Max Run Length. 12-Volt Strips: The typical maximum run length for 12V LED strip lights is approximately 16.4 feet (5 ...
Super Bright LEDs
24V COB LED Strip Light - LED Supply
When there is a break in your application you can still run one strip to another using 20-24 gauge wire or LED strip connectors. T...
LED Supply
Best Long LED Light Strips Without Voltage Drop
Jun 11, 2022 —
The constant current long led light strips come with three voltage options, 24V (max length 30m/98.4ft), 36V (max leng...
SuperLightingLED.com
Installing LED Tape – how to wire your large LED projects
Yes you can. If you wire your LED strip lights in a ring main, you'll be able to connect approximately 10 metres of tape in a sing...
InStyle LED
JOYLIT 24V LED Strip Lights 16.4ft/5M 126LEDs/M 4000K ... - Amazon.com
Amazon.com
JOYLIT 24V LED Strip Lights 16.4FT 3000K Warm White 9500LM ...
For 24V LED strip, the max length can be 32.8ft, if too long, it will be bright at start and dimmer at end due to voltage drop; we...
Amazon.com
What is the longest run length of LED Flexible Strip Lighting? - MSHLED
Sep 24, 2025
MSHLED
JOYLIT 24V White LED Strip Light 6000K, UL Listed Pro 16.4FT ...
Amazon.com
JOYLIT 24V LED Strip Warm White 3000K Dual Row 272LEDs/M ...
What is the max length I can run ? For 24V led strip, we can run 32.8ft with slightly brightness loss, but we still suggest you'd ...
Amazon.com
JOYLIT 24V LED Strip Lights 32.8ft 3000K Warm White 450lm/ ...
24V 150W Power Supply Required ! ( Not Include ) * A whole 32.8ft length instead of 2 rolls of 16.4ft, makes the installation mor...
Amazon.com
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Is 12V or 24V better for LEDs?
For instance,
24v LED strip lights are more energy-efficient than 12v LED strip lights
, as they use less current and produce less heat. This makes them an ideal choice for larger installations where high brightness levels are needed, as they can handle more LEDs per circuit without overloading.
Which is better: 12v or 24v LED strip? - HitLights
HitLights
https://hitlights.com
› blogs › premium-led-strip-lighting
HitLights
https://hitlights.com
› blogs › premium-led-strip-lighting
How many amps do 24 volt LED lights draw?
LED Strip Operating Currents
| Load Power | Operating Current at 12V (A) | Operating Current at 24V (A) |
|---|---|---|
| 60 W | 5.00 A | 2.50 A |
| 100 W | 8.33 A | 4.17 A |
| 200 W | 16.67 A | 8.33 A |
| 300 W | 25.00 A | 12.50 A |
Feb 24, 2025
LED Wire Gauge Selection and Voltage Drop Calculation for 12V ...
gl led us lighting
https://glledus.com
› blogs › news › led-wire-gauge-sele...
gl led us lighting
https://glledus.com
› blogs › news › led-wire-gauge-sele...
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LED Driver Power Supply Solution - MEAN WELL
Mean Well
https://led.meanwell.com
› productSeries
Mean Well
https://led.meanwell.com
› productSeries
This product series includes CC+CV shared low voltage design 12V/
24V
/36V/48V/54V and high voltage output with constant current 500/700/1000/1400/2100 mA design.
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