Top 10 Variable Power Supply 30V 10A – Power Converters

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1. DROK

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Adjustable Variable LED Adapter Regulated 5V 12V 24V 30V 36V 48V Volt Voltage Transformer 10A Amp Charger for Lab CCTV, DROK 48V Power Supply, AC 110V/220V to DC 0-48V 10A 480W Buck Converter

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DROK #ad - Protection over load protection, over voltage protection, before using, which can protect your device from damage. Note: the default input voltage is 220v, Short Circuit Protection, please switching the input voltage to 110V/220V according to your city voltage.

The voltage precision is 01v. The potentiometer is inset into the supply. Only to rotate the potentiometer can adjust output parameter. Wide application this power supply has variable application. It can be used as a 5v 12v 24v 30v 36v 48v power supply for RV, CCTV, Car, Labtop, Lab, Computer, etc. Volt adjustment input voltage can be 110v or 220v. Make sure to use the devices which is below 10A. The led screen can clearly display the output voltage.

But the actual current is depended on the load. Easy operation this supply is no need to install, it can be used to adjust output, after connecting wire, which is convenient. It can be used to device of 2A 3A 5A 10A. No matter how many voltage is adjusted, the current is 10A and can not be regulated. Hareware this buck converter is equipped with led screen, heat sink and cooling fan.
BrandDROK #ad
ManufacturerDROK #ad
Height1.97 Inches
Length8.46 Inches
Weight0 Pounds
Width4.45 Inches
Part Number200570

2. DROK

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DROK® DC-DC Buck Converter 3.5-30V to 0.8-29V 10A Step-down Volt Adjustable Output Voltage Regulator Module Power Supply with High Accuracy Voltmeter Red Digital Tube Display

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DROK #ad - Metal case: drok volt transformer is designed with metal case, can protect the module from destroying, and the case itself is a heat sink, excellent to help module cooling.

Led voltage meter: the step down regulator is equipped with high accuracy voltmeter, red LED display, press the key to switch display input voltage or output voltage. Drok dc buck converter input voltage range is dc 3. 5~30v, output adjustable voltage range is DC 08~29v, max output current is 10A, conversion rate can up to 92%. Note: please make sure that the input voltage is higher than the output voltage at least 1V; please note that this module doesn't have reversed connection protection, pay attention to this before wiring connection. Small size: the switching power supply module is with compact design, dimension is 85mm*58mm*33mmL*W*H.
BrandDROK #ad
ManufacturerDROK #ad
Height1.3 Inches
Length3.35 Inches
Weight0.23 Pounds
Width2.28 Inches
Part Number200143
Model200143

3. RockSeed

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Laser Level LV1 + Programmable 30V/10A DC Power Supply Variable

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RockSeed #ad - Usb interface & wide compatibility rear usb the host computer software is compatible with winxp, win7, win10 system. This adjustable power supply can charge the equipment you want to repair. When working in self-leveling mode, the range of leveling and compensation is 4°± 1°and the laser level will automatically level for horizontal/vertical/cross line, the self-leveling function is deactivated and the cross is locked to use the device at any angle.

Note: to download usb control software click the link below: http://s000 Tinyupload. Com/?file_id=66421302122697064378. Good power stability and ripple coefficient, it can precisely sense the location of voltage and current. The m1-m6 cycle output is more conducive to long-term test actions. Higher sensitivity & precision adjustable 30v 10a dc power supply is designed for laboratories, schools and production lines.

If connected to a computer, fast storage, it will not be limited to the 6-group parameters of M1-M6. Dual modes & self-leveling laser level the cross line laser with slide switch enable you to set 2 modes, otherwise the laser will flash to indicate thr out-of-level condition. Powerful function to meet all your DC power supply The performance requirements make your lab a more performance monster. Its output voltage and output current could be continuously adjusted between zero and nominal value.
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4. Titoe

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Adjustable DC Power Voltage Converter AC 110V-220V to DC 0-48V Module Switching Power Supply Digital Display 480W Voltage Regulator Transformer Built in Cooling Fan

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Titoe #ad - Widely used in industrial automation, Radio, Broadcasting, Security cameras, LED display, Lighting, communications, Computer. Over load protection, over voltage protection, output: dc 0-48V adjustable, this protection will protect your load well.

Made of high quality metal, which is durable and long last. Note: before using, please select the input voltage 110V/220V according to your local voltage, to avoid damaging, switch is at right side of the item. Built-in cooling fan, over temperature protection, overheating automatic shutdown protection. Input: ac110-220v, short circuit protection, Maximum output current: 10A. Led display shows you real-time voltage, which makes it more convenient for you to adjust voltage.
BrandTitoe #ad
ManufacturerTitoe #ad
Weight1.8 Pounds
Part NumberAD-01

5. Aclorol

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Aclorol 120W Universal Power Adapter 12V 10A Power Supply Adjustable AC/DC Adapter 100-240V AC to DC 12V 9V 6V 5V 3V 10A 8A 6A 5A 4A 3A Variable Switching Converter with Polarity Converter & 14 Tips

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Aclorol #ad - Ac/dc universal charger: it comes with an original 5. 5x2. 5mm tip and equipped with 14 adapter plugs, micro-usb, 6. 5x4. 4mm+pin, 5. 0x2. 5mm, 5. 5x3. 0mm+pin, 5. 5x1. 7mm, 6. 3x3.

0mm, 3. 5x1. 35mm, dc terminal connector, 2. 5x07mm, 5. 5x2. 1mm, 3. 0x1. 1mm, 4. 0x1. 7mm, 4. 8x1. 7mm, type-C. Output: dc 3v~12v adjustable, such as 3V 4V 4. 5v 5v 6v 7. 5v 9v 12v 10a 9a 8a 7a 6a 5a 4a 3a 2a 1a. Lcd display will show the output voltage, the power supply will be damaged soon. Please set the right voltage before power your device. We specially added a reverse polarity converter cable, for electronic devices that needs center output negative power supply. We will reply to you as soon as possible. Adjustable power supply: input: ac 100-240v, if the current drawn exceeds 10a, max 120w. If there is any problem in the process of using or you don't want this product, 14X DC Plugs.
BrandAclorol #ad
ManufacturerAclorol #ad
Part NumberYC312V120W14TUS

6. MYSWEETY

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Adjustable DC Power Voltage Converter, MYSWEETY AC 110V-220V to DC 0-48V Module Switching Power Supply Digital Display 480W Voltage Regulator Transformer Built in Cooling Fan

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MYSWEETY #ad - Led display shows you real-time voltage, led display, radio, which makes it more convenient for you to adjust voltage. Widely used in industrial automation, Broadcasting, communications, Lighting, Security cameras, Computer. Special atention: do not work with overload. No switching power supply can be loaded with full current for a long time, fans, please pay attention to the parameters of the motor's maximum starting current and locked-rotor current.

Equipped with temperature control cooling fan: it will automatically operate when this power converter need to be cooled without any noise. Case material: metal; Main Color: Silver Tone. This parameter should not be higher than the maximum current of the power supply, and the long-term load cannot exceed 80% of the rated current. Protection function: over load protection, to avoid damaging, short circuit protection, please select the input voltage 110V/220V according to your local voltage, over voltage protection, this protection will protect your load well.

Note: before using, switch is at right side of the item. If you use inductive loads such as motors, etc. Otherwise it may cause damage to the power supply. Input voltage range is ac110-220v, maximum output current is 10a, output voltage range is DC 0-48V adjustable, output current can't be adjusted and it is up to your load, so this item will not fit for your device with over 10A current.
BrandMYSWEETY #ad
ManufacturerMysweety #ad
Height2.48 Inches
Length9.45 Inches
Weight1.85 Pounds
Width5.12 Inches
Part Number500548
ModelEXPSFD006582

7. SHNITPWR

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SHNITPWR 4V, 12V Power Supply 10A 120W AC to DC Adapter DC 4V 4.5V 5V 6V 7V 8V 9V 10V 11V 12V Voltage Adjustable Universal Power Converter Transformer 100-240V AC In with 14 Tips & Polarity Converter

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SHNITPWR #ad - No noise, no explosion, no spontaneous combustion, safe to use. If there is any issue, please feel free to contact us. Wrong voltage may damage your device. We recommend to use less than 80% of the full load.

We focus on producing premium quality and safety power adapters. Lcd display will show the output voltage, 4a, 1. 5a, 6a, max 10a 120w ; it can supply with any voltage between 4~12v, 1a, 50/60hz ; output: dc 4~12v adjustable, such as 300ma, 8A, 5a, 3a, such as 4V 4.88v 5v 6v 7v 8v 9v 9. 5v 10v 105v 11v 12v etc and any amp less than 10a, 500ma, 9A, 2A, 7A, in case that wrong voltage regulation damage your device.

This product is an ac to dc adapter, DC pump, LED strips,  it may damage your device. Automatic over voltage cut-off, over temperature cut-off, no fire hazard, over current cut-off, short circuit cut-off. You can screw wires onto it easily, Micro-USB, 6. 3x3. 0mm, 5. 5x1. 7mm, 3. 0x1.
BrandSHNITPWR #ad
ManufacturerSHNITPWR #ad
Weight1.1 Pounds
ModelSNT-0312-120

8. DROK

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Variable Adjustable Transformer Regulated 5V 12V 24V 30V 36V 48V Volt Switching Voltage Adaptor 10A Amp Charger, AC 110V/220V to DC 0-48V 10A 480W Buck Converter Dual Display, DROK 48V Power Supply

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DROK #ad - The potentiometer is inset into the supply. All of our item has one year long time warranty guarantee. The voltage precision is 01v. It can be used as a 5v 12v 24v 30v 36v 48v power supply for RV, Lab, Laptop, Computer, CCTV, Car, etc.

Note: the default input voltage is 220V, before using, please switching the input voltage to 110V/220V according to your city voltage. It can be used to device of 2A 3A 5A 10A. No matter how many voltage is adjusted, the current is 10A and can not be regulated. This supply is suitable for 5v 9v 12v 24v 30v 36v 48v devices. Protection over load protection, short circuit Protection, over voltage protection, which can protect your device from damage.

Heat sink and cooling fan can control the temperature in a safe range. Only to rotate the potentiometer can adjust output parameter. Make sure to use the devices which is below 10A. Volt adjustment input voltage can be 110v or 220v. Easy operation this supply is no need to install, it can be used to adjust output, after connecting wire, which is convenient. The led screen can clearly display the output voltage and output current.
BrandDROK #ad
ManufacturerDROK #ad

9. TKXEC

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DC DC Buck Boost Converter Variable Voltage Regulator CC CV 0.5-30V 4A 5V 6V 12V 24V Power Module Adjustable Voltage Regulated Laboratory Power Supply

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TKXEC #ad - Input voltage range is dc 5-30v; output voltage range is dc 05-30v, can be arbitrary adjustable; output current can be 3A for long term use, if enhance heat dissipation, it can reach 4A; max output power is 35W, if enhance dissipation, it can reach 50W.

Lcd displays input/output voltage, output current/output power/output capacity/output time. The module can be set to ON/OFF by default. Application: the volt conversion board can be used as an ordinary buck/Boost module with over-current protection; used as a high-power LED constant current driver module; DIY a solar power controller, Battery Charging. When the working parameters of the module exceed the protection threshold, the output will be automatically turned off.

Output ripple is small and πfilter is available. Thick heat sink. Buck-boost Integrated. No need to add anti-backflow diode when charging. Safe protection: the module is with anti-reverse connection protection of input end, so that it will not burn out when there is reverse connection. Anti-backflow protection at the output end. Multiple software protection mechanisms are available, and the protection threshold is adjustable.
BrandTKXEC #ad
Manufacturershenzhenshixinruidianzikejiyouxiangongsi #ad
Height1.02 Inches
Length3.11 Inches
Weight0.15 Pounds
Width1.69 Inches

10. X-TRONIC

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X-Tronic PX-70 Variable Bench DC Power Supply • Memory Recall, Lock/Unlock Func • 5 Protection Modes • Adjustable USB Output • Easy Precise Coarse/Fine Adjustments • 3 Sets of Dependable Leads

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X-TRONIC #ad - This dc power supply will definitely Exceed your Expectations with its Quality and Durability compared to Any Other Product in it's Class. All x-tronic products come with a 30-day unconditional money back guarantee which also includes a 3-year warranty with the cost of parts and labor Included. Product features: one-time & opp protections and low output noise & 0001 amps that are easy to fine-tune and accurate, 5v limit switch to help prevent errors with Sensitive Equipment, Lock/Unlock Volts & Amperage, intelligent fan with excellent heat dissipation, Course & Continuous Overcurrent Protection to Keep Components Safe, Adjustable USB Output for both Voltage & Fine Adjustments Adjustable by 0.

001 volts & amps to protect devices, 4 Memory Recall Presets for Fast Set-up, OTP & Ripple. This complete kit includes: variable output bench dc power supply with a 30v 5a range 150 watts, 2 Banana to Precision Probe Leads, 2 Stackable Banana to Hook/Plunger Leads, a Power Cord, a magnetic project Work Mat/Quick Reference Operation Guide, 3 Stackable Banana to Alligator Clip Leads, and Complete Illustrated Instructions.

The 3-year warranty is included in the product price when purchased from XTronicUSA, no additional warranty purchase is required. This unit will work great in laboratories, Schools, Production Lines and is a Must Have for your Computer Repair Service. Product specifications: output power: 160 watts, power supply voltage: 110/120 volt, constant output current range: 0a – 5. 0a, voltage & load stability:
BrandX-TRONIC #ad
ManufacturerX-Tronic International, Inc. #ad
Height7.25 Inches
Length10 Inches
Width5 Inches
Part NumberXTR-PX-70
ModelXTR-PX-70