New 30V 10A LED Display Adjustable Switching Regulator DC Power Supply LW-K3010D Laptop Repair Rework 110v – 220v

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Product Details

New 30V 10A LED Display Adjustable Switching DC Power Supply LW-K3010D Laptop Repair Rework


The power supply uses advanced technology PWM + linear regulator, voltage, current can be continuously adjustable from 0 – Rating obtain
Ultra-low ripple. High-precision reference voltage source, rational circuit design, the ability to provide highly accurate output. High-power MOS devices
Application, to ensure adequate power supply, improve the long-term stability of the power at full load work. Perfect protection function, in order to protect the load
And the power supply are not damaged. Simple operation, and a plurality of power supply can be directly connected in series, parallel, expanded power
Range of applications.
1. High-precision LED digital display, intuitive and clear.
2.8 cm smart fan, excellent heat dissipation, effectively extend fan life and reduce noise.
3. The use of advanced technology to effectively reduce the weight of the power and convenience of mobile power.
4. A variety of protection, current limiting protection (OCP), over temperature protection (OTP), Over Power Protection (OPP).
5. plastic panels, more beautiful, voltage, current, coarse and fine adjustment knob to set the settings to be more precise.
Application areas:
. Car DVD, Car Audio.
. Aging products, such as resistors, capacitors, relays, DC motors, LED and the like.
Laboratory, factory, repair power supply.
Other DC power supply all the needs of the occasion.
Technical parameters:
1. Input voltage: 220V ± 10% @ 50Hz ± 5Hz
110V ± 10% @ 60Hz ± 5Hz
Switch or a single voltage input
2. Output voltage: DC 0- Ratings V (see Table I)
3. Output Current: DC 0- rated A (see Table I)
4. Display Accuracy:
± 1% ± 1 word (three / three and a half digital display, voltage resolution 0.1V, current resolution 0.1A)
± 0.1% ± 1 word (four / four semi-digital display, voltage resolution 0.01V, current resolution 0.01A)
5. boot delay: 1-2S Shutdown Delay: 1-6S (depending on the load)
6. Voltage Stability: ≤0.05% + 1mV
7. The current stability: ≤0.1% + 10mA
8. Load stability: CV≤0.05% + 1mV
CC≤0.05% + 10mA
9. Ripple and Noise: CV≤10mV
CC≤20mA (RMS)
10. Overall efficiency: ≥80% (under full load test)
11. Working environment: -10 – + 40 Relative humidity 20% -80% (non-condensing)
12. Storage Environment: -20 – + 80 Relative humidity 20% -70% (non-condensing)
13. Pressure test: Input – Output: 1.5KVAC / 1 Minute
Input – Housing: 1.5KVAC / 1 Minute
Output – Housing: 500VAC / 1 Minute
14. Ground Resistance: <20mΩ
Package List :
1pcs DC Power Supply
1pcs Power Cable
1pair Crocodile Clip Line
Item Specifics
Single Phase
Current Type:
Model Number:
SMD SMT Rework Repair
LCD Digital Display
110V - 220V
Output voltage:
Output Current:
Features 1:
DC Power Supply
Features 2:
adjustable dc power
Features 3:
power supply dc
Features 4:
adjustable dc power supply
Features 5:
adjustable dc power supply 10a
Features 6:
adjustable dc regulated power
Features 7:
adjustable dc regulated power supply
Features 8:
adjustable laptop
Features 9:
dc adjustable power
Features 10:
dc adjustable power supply
Features 11:
dc power regulator
Features 12:
dc power supply adjustable
Features 13:
dc power supply regulated
Features 14:
dc regulated power supply
Features 15:
power dc supply
Features 16:
regulated dc power
Features 17:
regulated dc power supply
Features 18:
dc power
Features 19:
switching regulator
Parts 1:
Power controller
Parts 2:
Power Test Line
Parts 3:
Power Cable
For Repair
Place of origin:
If you have any problem, I will help you solve the problem.
Shipping & Payment


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
United States 10-20 Business days
Canada, Europe 10-20 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
Asia 10-20 Business days
Africa 15-45 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.

If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.

If you received the wrong item you can request a refund or a reshipment.

If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of SAJAKS Favorites (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

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