Favorites
0Cart
Digital DC-DC Adjustable Step-down Power Supply Module Constant Voltage Current Input 6-40V Output 0-38V

Digital DC-DC Adjustable Step-down Power Supply Module Constant Voltage Current Input 6-40V Output 0-38V ( Item#: E1631-2 )

Ship From:

  • China Warehouse

Dispatch:Usually will be shipped inbusiness dayshours

Shipping: Loading...
Sorry, it seems that there are no available shipping methods for your location. Please contact us for further assistance.

Loading...

Ship to

Anguilla
Stock in: china

type:e1631-2

  • e1631-1
  • e1631-2

QTY:

Wholesale Inquiry
This DC-DC power supply module is a digitally controlled step-down power with digital display, high power, high efficiency, stable performance. Input voltage 6-40V and output 0-38V; with LED digital display, it can display the output voltage/current other parameters in real time.

Features:
Can precisely regulate the output voltage and current.
Store setting value automatically.
Fully digital display, easy and convenient to use.
Digital LED display the output voltage, current and other parameters in real time.
Protection function: reverse connection protection (no short-circuit protection).
Open or close output by pressing "ON/OFF" button.
Can set output voltage by pressing "SET" button.
Switch input and output voltage with "IN" and "OUT" buttons.

Operating Instructions:
Before connect the wire, please notice the character beside input and output terminals carefully in advance to ensure proper wiring in strict accordance with the character;
Before operate the button, please notice the character beside PCB carefully in advance to ensure know the function of each button.
1. ON/OFF key is to control output voltage. When connect the power supply, the module show the default output voltage. Press the button one time, the output voltage function is closed, press it again, it can work, followed by recycling. 
2. The two buttons on the tube left (IN key and OUT key) can switch the tube display between the current input voltage and the current output voltage.
3. SET key is to set output voltage. Press SET shortly, the decimal places of output voltage will be flashing. It shows this place enters into the set mode. You can press the two buttons (+ key and - key) on the tube left to increase or decrease the value. So you can set the output voltage increase or decrease. After choosing the needed value on decimal place, you can press the set button again; the integer places of output voltage will be flashing. It shows this place enters into the set mode. You can use the same to control the two buttons get the value you need. After get the value you need, you can press the SET key to quit this set mode; if you don't press the set key, the set mode will be automatically exited after 6s and the current set value will be automatically stored.

Specifications:
Type: With Fan / No Fan(Optional)
Input Voltage: 6-40V(The high limit voltage is 40V; in order to avoid to be burnt, please leave room to use)
Output Voltage: 0-38V
Output Power Range: Max. 200W    
Output Current: No Fan: 0-4A; With Fan: 0-8A
Output Voltage Resolution: 0.1V
Voltage Measuring Accuracy: ±(1% + 2 digits)
IN+: Input Positive Pole 
IN-: Input Negative Pole 
OUT+: Output Positive Pole  
OUT+: Output Positive Pole 
Dimension: No Fan: 66 * 60 * 36mm; With Fan: 66 * 60 * 45mm
Weight: No Fan: 80g; With Fan: 92g

Package List:
1 * Digital DC-DC Step-down Module

Shipping Methods:

When you order from TOMTOP.com, you will receive a confirmation email. Once your order is shipped, you will be emailed with the tracking information for your order's shipment. You can choose your preferred shipping method on the Order Information page during the checkout process. TOMTOP.com offers different shipping methods for you:

Shipping from Chinese Warehouse:
Shipping Type Country Shipping Time
Airmail and register airmail United States,Canada 10-20 business days
Australia, New Zealand, Singapore 15-25 business days

United Kingdom, France, Spain, Germany, Netherlands, Japan, Belgium,

Denmark, Finland, Ireland, Norway, Portugal, Sweden, Switzerland

20-30 business days
Brazil and Mexico 20-35 business days
Russia 20-35 business days
Other countries 10-25 business days
Singapore & China (EMS) All countries except those listed below 6-10 business days
Brazil and Russia 10-25 business days
Expedited Shipping(DHL) Worldwide 3-7 business days

Shipping from Local Warehouses:
Warehouses Shipping Type Shipping Time Country
UK Warehouse Royal mail without tracking number 5-12 business days Can be delivered to UK & other EU countries.
UPS 3-7 business days
USA Warehouse Air mail with tracking number 5-12 business days Can only be delivered to America.
UPS 3-7 business days
DE Warehouse DHL 3-8 business days

Can be delivered to worldwide. (But its shipping cost varies from

different countries. Recommend to choose if you are in Europe.)

The transit time depends on where you're located and where your package comes from. If you want to know more information, please contact our customer service. We will settle your problem as soon as possible. Enjoy shopping!

Payment Methods:

TOMTOP.com accepts PayPal, Credit Card, Western Union, Wire Transfer, QIWI and Yandex as secure payment methods:

Global:

1. PayPal

1) Login To Your Account or use Credit Card Express.
2) Enter your Card Details, the order will be shipped to your PayPal address. And click “Submit”.
3) Your Payment will be processed and a receipt will be sent to your email inbox.

2. Credit Card

1) Choose your shipping address OR create a new one.
2) Enter your Card Details and click “Submit”.
3) Your Payment will be processed and a receipt will be sent to your email inbox.

3. Wire Transfer

For orders more than $500, please contact us and provide us with the following information: your order number, the total amount paid, and the exact date of the wire transfer.

4. Yandex

Яндекс.Деньги
Вы можете заплатить из кошелька в Яндекс.Деньгах или с привязаннойк нему карты. Комиссии нет.

5. QIWI

1) Выберите страну, где был открыт ваш счет
2) Введите номер вашего QIWI кошелька
3) Введите номер, ваш пароль и нажмите на кнопку оплаты
4) Нажмите на “оплатить с QIWI”, Вы будете перенаправлены на страницу с деталями платежа через QIWI
5) Введите номер ваш пароль и нажмите на кнопку оплаты
6) Ваш платеж будет обработан
7) Вы будете направлены на страницу с деталями заказа для подтверждения

Вы будете перенаправлены на сайт QIWI, чтобы произвести оплату с вашего QIWI Wallet.

1.Does TOMTOP check the products before shipping them to me?

Yes, for sure.
We have a professional Quality Control team. They will check carefully for each item we received from suppliers and manufacturers to avoid sending defective goods to our customers.
If a item is found defective in our QC test, it will be returned to the supplier / factory. So please don't worry about receiving a defective item because we are committed to being a trustworthy and reliable seller on international on-line shopping market.
 

2.Are Products Guaranteed / Is There A Warranty?

Yes, everything you buy from TOMTOP has a guarantee of quality and will exactly match the description on the website.
Factories that supply TOMTOP are strictly evaluated by us, and we provide you an even better reassurance of consistent high quality thanks to our in-house QC team. We double-check the contents of all orders carefully before dispatch to our customers. You can be confident about ordering from TOMTOP just as much as any western retailer.
 

3. How long dose it take to have my orders shipped after the payment is made?

1.Processing time 1-2 business days normally: During this period, we do strict quality-control tests and get the items carefully packed.
2.Sometimes the item in your order is really a hot seller and it may be just sold out at that time. It will take us 1-2 more days to get it available in stock again. In this case, The processing time will be 3 business days.
If you don’t receive any shipping confirming over three days after the payment is made, please kindly contact our customer service . They will check for you.
 

4. What should I do if my items arrived damaged?

Rarely, rough handling by the courier can lead to physical damage to your goods, e.g. broken screen.
If this has happened, please follow these steps:
If possible, raise a complaint directly with the delivery representative of the courier company before you sign for the goods. They will advise you on the complaint procedure.
If you already signed for the packet, take photos showing the damage and contact the local office of the courier/delivery company to complain. They will have a complaining procedure which will enable you to get compensation.
Next, contact TOMTOP immediately with your order number and a full description / pictures of the broken item issue. We will contact the courier company from our end.
Once the courier company confirms that the case is valid, they will compensate TOMTOP, and we will pass on this compensation to you. The compensation varies from case to case and is different for each delivery company. In some cases you will need to pay to post the broken item back to TOMTOP in order for us to send out a new piece.
 

5. What should I do if my products go broken after a period of use?

If you encounter quality issues within the warranty period, you can ask for us. Every product has a specific warranty period(If it is not stated in the product listing, contact us).

In this case, please kindly provide us with proof as below:
The photos of original TOMTOP package with front and back sides
The photos or video of the defective item(s)
The photos, video or screenshot showing the malfunction of the defective item(s)

We will usually offer you a refund or send a replacement as soon as the problem is confirmed.
Sometimes you may need to ship the defective item back to us for free repair service or a new replacement. Customer should cover the return shipping fee, and TOMTOP is responsible for the shipping costs of arranging reshipment by air mail.

Customer Reviews

There are no customer reviews yet.

  • 5 stars
  • 4 stars
  • 3 stars
  • 2 stars
  • 1 stars

Share your thoughts with other customers and get Tomtop Points, the first 5 reviews get DOUBLE Tomtop Points!

Write a Customer Review
Be the first to review this item

Hot Event More

Top Sellers More

Please activate your account and then to buy,We will resend the activation email to help you complete your registration.