Top 10 Power Supply Tester – Computer Power Supplies

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1. Optimal Shop


Optimal Shop 20+4 Pin LCD Computer Power Supply Tester for SATA IDE HDD ATX ITX BYI Connectors-Black

Optimal Shop #ad - Buzzer alarm: when your power supply PG number fails, the power tester will emit a buzzer alarm, which is easy to know. When testing with hdd/floppy disk 4-pin/pci-e 6-pin/4-pin/8-pin/SATA connector, the indicator on the left shows the output voltage +12V + 3.

3v + 5v. Aluminum alloy shell: light and easy to carry, high strength, good thermal conductivity and corrosion resistance. 8-in-1 atx power supply tester: support testing 20-pin ide/24-pin IDE/HDD/floppy disk 4-pin/PCI-e 6-pin/4-pin/8-pin/SATA connector. Note: is there a scratch on the product screen? Because the screen is easy to scratch, if you think it is not beautiful, we put a protective film on it, you can tear it off by yourself.1. 8" lcd screen: the output voltage is displayed on the 1. 8" lcd screen, which is easy to read 1. 8" lcd screen is powered by the 20-pin/24-pin connector.
BrandOptimal Shop #ad
ManufacturerOptimal Shop #ad
Height0.8 Inches
Length8.3 Inches
Weight0.2 Pounds
Width3.7 Inches
Part NumberOptimal Shop
ModelOptimal Shop



ALITOVE DC 12V 5A Power Supply Adapter Converter Transformer AC 100-240V input with 5.5x2.5mm DC Output Jack for 5050 3528 LED Strip Module Light

ALITOVE #ad - So you can easily connect wires on it without soldering. Indoor use only! Safety features: automatic overload cut-off, automatic thermal cut-off, over Voltage cut-off, short circuit protection.

Input: 100v-240v 50/60hz; output: dc 12v 5a max; output adaptor jack size: 5. 5mm x 2. 5mm, compatible with 5. 5mm x 2. 1mm. Great for led strips, cctv cameras,car subwoofer amp, ADSL Cats, ham radio transceiver, wireless router, 3D Printer, HUB, audio amplifier, audio/ video power supply. It will protect your electronic products from destruction. It comes with a free female DC connector. Voltage consistency: there is no voltage fluctuations at power on, receive, during transmit, or at power off.
BrandALITOVE #ad
ManufacturerALITOVE #ad
Height1.18 Inches
Length4.72 Inches
Weight0.33 Pounds
Width1.57 Inches
Part NumberAL12V5ABKCA



12V 50W Power Supply, 110V AC to 12V DC Triac Dimmable Transformer Compatible with Standard Wall Dimmers for Under Cabinet LED Strip Lights, Dimmable Constant Voltage LED Driver

AIBOO #ad - High quality and safety: the 12v 50 watt triac dimmable transformer has overcurrent protection, and eliminates problems with buzzing and overheating.

Comes with 4. 5 foot ac cord and 3. 5 foot dc cord both are detachable. Dc cords including 5. 5x2. 1mm dc connector used for most of LED strip lights. Compatible with forward and reverse phase dimmers. Max wattage: input voltage 100-240 v ac, output voltage 12 V DC, Max Wattage for under counter led lighting must not exceed 50W. Application for 12v under cabinet led light kit, led light bar, under counter lighting, led strip lights or other 12v led lights. Compatible with standard triac wall dimmers including Lutron, Leviton, and other standard household wall dimmers.
BrandAIBOO #ad
ManufacturerAIBOO #ad
Height1 Inches
Length5.3 Inches
Weight7 ounces
Width1.69 Inches



LED Power Supply Adapter 3.9 Feet Cable with US Standard 3-hole Plug, 110V-265V AC to 24V DC Low Voltage Output for LED Light, Waterproof IP68 Transformer, RSN LED 100W LED Driver

RSN LED #ad - Led driver is not dimmable, LED driver is only compatible with RGB dimmer. Protection type: play ic mode, overload, over current, automatically recover after the fault condition is eliminated.

Aluminum alloy metal shell, easy to dissipate heat and ensure stability. Automatic protection: short circuit, over voltage, high temperature. Input: 110-250v ac 2a 50/60hz. 100% waterproof IP68 protection, suitable for outdoor use. Wide range of led power supply: suitable for LED underwater lights, LED swimming pool lights, outdoor lights and any DC24V LED lights. Output: 24v dc 4a 100w converts 110v ac to 24V DC, widely use for pool light, pond light and underground light.
BrandRSN LED #ad
ManufacturerRisen lighting #ad

5. Lustaled


AC 120V to DC 12V Switching Converter, 12V Low Voltage Transformer for LED Light Strips Computer Project LED Display CCTV Camera 2-Pack, Lustaled 36W 12 Volt LED Power Supply, DC 12V LED Driver

Lustaled #ad - Easy for heat dissipation and ensure stability. Good heat disspation: the constant voltage LED Driver is made of heat-resistant material and it also has overheating protection device inside. Safer design: 120v to 12v transformer is flicker-free output, thermal overload, over current, over voltage and short circuit protection built in.

Note: please confirm the input voltage ac100-240v can work in your place before purchase the 12V LED Switching Power Supply, and please make sure the power is not over 36W, otherwise it may burn. Low voltage transformer: led driver power supply 12v, input: ac100-240V, output: dc 12v, Size: 4.9

92*1. 38*091 inches, 36 watt, IP20 Waterproof. No noise isolation protection safety. Wide application: 36w led driver can be applied to all kinds of led devices, led module, such as LED light strips, G4 bulb, cabinet light, rigid strip light, security camera, MR11 bulb, leD display, LED hard light strips, puck light, indoor LED deck light, MR16 bulb ect.
BrandLustaled #ad
ManufacturerKalya LED Co., Ltd #ad
Height4.92 Inches
Length4.92 Inches
Width1.38 Inches
Part NumberLTA-1563-12Vx2-US-FBS

6. Armacost Lighting


12 Watt, White, Armacost Lighting 810120 12 Volt LED Power Supply

Armacost Lighting #ad - 223-m94. Uses an integrated microprocessor to optimize LED dimming performance based on load. Automatic shut-off in case of lighting overload, short circuit, open circuit, over temperature or other fault. Prewired with a 60 in. Etl listed, conforms to ul standard 1310, certified to Canada/CSA standard C22. 2 no. Removal ac cord with plug for use in a standard 120-volt AC outlet. Removable ac power cord for plug in or direct wiring. Constant voltage driver provides energy-efficient LED power.
BrandArmacost Lighting #ad
ManufacturerArmacost Lighting #ad
Height1.25 Inches
Length3.25 Inches
Width1.25 Inches
Part Number810120
Warranty3 Year Limited



LEDupdates, Triac Dimmable LED Driver, ETL 100v-130v to 12v 100w DC Constant Voltage Junction box Enclosed Power Supply for LED Strip light Compatible with Lutron Leviton AC Wall Dimmer Control

LEDUPDATES #ad - Easy to install with junction box built-in. Smooth, quiet and reliable dimming. Etl listed with the highest quality standard. Support with 12v led strip light, leD puck light, module light or many other low voltage 12v LED lights. Require only 5% minimum load to eliminate buzzing and humming noise. Convert 110v ac to 12v dc compatible with Lutron, Leviton Wall dimmers and many other AC wall dimmers. Newly designed with smooth dimming.
ManufacturerLEDupdates #ad
Height1.5 Inches
Length10.37 Inches
Weight2 Pounds
Width2.62 Inches



IP67 Waterproof PFC EMC Constant Voltage Power Supply, UL Listed Landscape Lighting Low-Voltage Transformers, YSD LED Driver 12V 100W

CATIYA #ad - Cooling by free air, High reliability. Cooling by free air, High reliability. Ip67 waterproof:>>> full protection aluminum housing, IP67 waterproof rating design for indoor or outdoor installation.

What you get:>>> 12v100w constant voltage UL listed led driver, our worry-free 7 years warranty, and friendly customer service. Long lifespan :>>> mtbf>50000h, compliance to worldwide safety regulations for lighting, Strong compatibility, flicker-free, Suitable for led landscape lighting. Long lifespan :>>> mtbf>50000h, flicker-free, compliance to worldwide safety regulations for lighting, Strong compatibility, Suitable for led landscape lighting. Ip67 waterproof:>>> full protection aluminum housing, IP67 waterproof rating design for indoor or outdoor installation.
BrandCATIYA #ad
ManufacturerShenzhen YSD #ad
Height19 Millimeters
Length202 Millimeters
Weight0.4 Kilograms
Width48 Millimeters
Part NumberYSD-12100-QTL

9. Klarlight


120V AC to 24V DC Constant Current Switching Converter IP44 Waterproof for LED Strips CCTV G4/ MR11/MR16 Bulbs 2-Pack, 20W Low Voltage LED Driver Transformer, Klarlight DC 24V LED Power Supply

Klarlight #ad - Safer design - this 24v led switching power supply is thermal overload, over-current, over-voltage and short- circuit protection built in. Safer to use. Dc 24v led driver power supply - 20w led transformer, output: dc 17-24v max 1a, input: ac 100-277V MAX 028a, size: Φl60xH30mm;.

Good heat dissipation - 20w led driver is made of aluminum, easy for heat dissipation, ensure stable output and long lifespan. Easy installation - our 24v low voltage transformer is small size, only takes up a little space and it’s easy to install for low voltage LED lighting projects. Wide application - led driver 24v is ideal for low voltage led applications such as led strip lights, CCTV camera, MR11/MR16/GU5. 3 spotlights, security cameras, advertising signage, billboards, computer projects, outdoor lights, G4 LED light bulbs, junction box, industrial, etc.
BrandKlarlight #ad
ManufacturerKlarlight LED Co., Ltd #ad
Height1.18 Inches
Length2.36 Inches
Width2.36 Inches
Part NumberKLL-1518x2-US-FBS

10. Othmro


Othmro LED Driver 1pcs 18-25W Power Supply Transformer Adapter 85-265V DC Low Voltage Output for LED Light,Computer Project,Outdoor Light

Othmro #ad - Protection- short-circuit/over current/Over Voltage(OVP)/Under Voltage Blackout Protection and Auto-recovery Mode. Advantage-this led diver has high quality materials, good for eye protection, safe for use, no flicker design, small size suitable for small space installation.

Widely used-suitable for led strip lights, Industrial, Cabinet light, Computer Project, puck Lights, led light bulbs, Outdoor Light, Rigid Strip Light etc. Strong stability- dimmable led driver flexible start, control dimming process is better with no AC flicker high efficiency and stable performance. Size-voltage:85-265v;power:18-25w;current:300mA;Material:Plastic.
BrandOthmro #ad
ManufacturerOthmro #ad
Part NumberOTH190725R-1047