Skip to content
Free Shipping + 5% OFF for DOS & SF Series – Father’s Day Discount Code: KK9RY8Z0TG7A
Free Shipping + 5% OFF for DOS & SF Series – Father’s Day Discount Code: KK9RY8Z0TG7A

HANMATEK® HM305 Mini Variable DC Power Supply

Sold out
Original price $70.00 - Original price $81.00
Original price
$81.00
$70.00 - $81.00
Current price $81.00
Request a B2B bulk quote
Package List

1 × DOS1102 Digital Oscilloscope
2 × Passive Probes (likely 1X/10X switchable)
1 × Power Adapter (DC powered)
1 × USB Data Cable
1 × User Manual (Multilingual)
1 × U Disk (for data transfer/software)
1 × Calibration Line (if included)
1 × Carrying Case or Protective Foam (if bundled as pro kit)

Key Features
  • 30V/5A DC output with 4-digit display
  • Preset voltage/current, real-time power display
  • Front USB output: 5V/2A
  • SETOUT function to control output on/off at startup
  • LOCK function to prevent accidental operation
  • Auto decimal point shifting display
  • Low noise, low ripple, and compact size

Delivery time

3-4 Business Days

Style: 30V10A

0-30V / 0-5A · Output Enable/Disable Button · Digital Bench Power Supply

HANMATEK HM305 Mini Variable DC Power Supply (0-30V 0-5A) – Digital Bench Power Supply with Output Enable/Disable Button

Product Overview

  • Model Name: HM305
  • Brand: HANMATEK
  • Compatible Devices: Personal Computer
  • Connector Type: usb
  • Output Wattage: 30 Watts
  • Form Factor: Compact
  • Wattage: 3E+1
  • Cooling Method: Air
  • Item dimensions L x W x H: 3.15 x 5.91 x 9.06 inches
  • Item Weight: 1 Kilograms

Product Features

  • 【Auto Power Calculation】 - Intelligently calculates output voltage and current into power and displays the value on its large screen.; decimal point automatic carry & LED 4 digits display of voltage function displays.current and powe; The keyboard can be locked to prevent misoperation.
  • 【Output switch control】 - Sometimes we need to switch between different voltage or current outputs, but we often forget to unplug the previous instrument and cause the instrument to burn out.,which often occurs in the maintenance.Output key is designed to solve this problem.By pressing the Output key, the required voltage and current can be adjusted without the actual output power,Which makes this DC power supply more secure and more energy efficient.
  • 【Safe and Reliable to Use】 - Safety is our priority. The built-in fan low arc noise & low ripple,The power supply is durable and compact. Productive work since the power supply comes multiple protection of Over-voltage, over-current, over-power, over-temperature, short-circuit powerful protection function.
  • 【Wide Application】 - Front 5V 2A USB charging interface that can be charge your devices.Applied in production line test, electrical maintenance, aging products, battery charging, laboratories scientific research and teaching and all other need DC regulated power supply.,Nice gift choice for DIY electronics hobbyist.
  • 【Manufacturer's Package】 - 1 * HM305 Power supply , 1 * Output power cord , 1* Input power cord , 1 * User manual.High quality material adopted and make it more stable output, small volume, light weight, easy to carry and move and easy operation.

Product Information

Product Dimensions 3.15 x 5.91 x 9.06 inches
Item Weight 2.2 pounds
ASIN B0852JZQZR
Item model number HM305
Customer Reviews
Best Sellers Rank
Date First Available February 23, 2020
Manufacturer HANMATEK

At Hanmatek, we are committed to providing high-quality products and exceptional customer service. Your satisfaction is our priority, and we offer the following warranty and support:

30-Day Return & Refund Guarantee

If for any reason you're not fully satisfied with your purchase, we offer a 30-day return and refund guarantee. Please refer to our Refund Policy for more details.

2-Year Warranty

We stand behind the quality and durability of our products. Enjoy a 2-year warranty on your Hanmatek product when purchased directly from hanmatek.com. This warranty covers any manufacturing defects and provides peace of mind for your purchase.

Lifetime Technical Support

Our commitment to your satisfaction extends beyond the warranty. Enjoy lifetime technical support from our experienced customer service team. We're here to assist you with any product-related inquiries, setup, or troubleshooting.

How to Contact Us

If you have any questions or concerns, please don't hesitate to reach out: support@hanmatek.com

24 hours to ensure your queries are addressed promptly.

Thank you for choosing Hanmatek®. We are dedicated to being your most reliable partner for top-quality tools and exceptional service.

Price Guarantee

At Hanmatek, we believe in offering our customers the best possible value for their purchases. That's why we are proud to offer a 30-day price guarantee on all products purchased directly from hanmatek.com. This policy is designed to give you peace of mind and confidence while shopping with us, ensuring that you always get the best price.

What is the 30-Day Price Guarantee?

Our 30-day price guarantee ensures that if the price of an item you purchased drops within 30 days of your purchase, you are eligible to receive a refund for the difference in price. Please note that this applies to prices listed in USD. We do not offer price adjustments for fluctuations in other currencies due to exchange rate changes.

Eligibility Criteria

Applies only to products purchased on hanmatek.com. Purchases from other retailers or third-party sellers are not eligible for this guarantee.

Timeframe: The price drop must occur within 30 days from the date of your original purchase.

Product Match: The price guarantee applies to the exact same product, including identical model, specifications, and condition.

How to Request a Price Difference Refund

If you notice that the price of a product you bought has dropped within the 30-day period, you can follow these steps to request a refund for the price difference:
Gather Your Documentation: Have your order number ready, as well as evidence of the price drop (such as a screenshot of the product page showing the lower price).

Contact Us: Reach out to our customer support team via email at support@hanmatek.com. Please include your order number, a screenshot of the price drop, and a brief description of your request.

Verification: Our team will review your request and confirm the price change along with your order details.

Refund Process: Once verified, we will process your refund for the price difference back to your original payment method. Refunds typically take 1-3 business days to be reflected.

Why Shop with Hanmatek?
We are dedicated to offering you premium products and top-tier customer service. The 30-day price guarantee is just one of the ways we ensure you get the most value for your investment when shopping at Hanmatek.

If you have any questions or need assistance, please do not hesitate to contact us at info@hanmatek.com. We're here to help!

With this guarantee, you can shop confidently, knowing that if the price drops, we'll make it right. Thank you for choosing Hanmatek!

Customer Reviews

Based on 125 reviews
63%
(79)
37%
(46)
0%
(0)
0%
(0)
0%
(0)
C
Clarke McAllister
Works great!

Great little power supply. I've bought two this year.

A
Amazon Customer
Great price and works great.

The adjustable voltage and current is the best and very accurate.

R
Ryan Oros
Good bang for the buck

It worked perfect I used it for making my nickel plating solution and plated a few test parts for an upcoming gun project that I'll be plating the trigger springs and other components on.

A
Andy Turner
Great product.

Great product.

A
Amazon Customer
Has the wattage displayed under use.

Working with electronics and LEDS this power supply unit does it for me. I like it.

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare