---
product_id: 49011415
title: "5A 30V 110V DC Power Supply|Adjustable Variable Precision Dual Digital|Lab Grade US Ship"
brand: "unbrand2"
price: "NT$271"
currency: TWD
in_stock: false
url: https://www.desertcart.tw/products/49011415-5a-30v-110v-dc-power-supply-adjustable-variable-precision-dual
store_origin: TW
region: Taiwan
---

# 5A 30V 110V DC Power Supply|Adjustable Variable Precision Dual Digital|Lab Grade US Ship

**Brand:** unbrand2
**Price:** NT$271
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** 5A 30V 110V DC Power Supply|Adjustable Variable Precision Dual Digital|Lab Grade US Ship by unbrand2
- **How much does it cost?** NT$271 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/49011415-5a-30v-110v-dc-power-supply-adjustable-variable-precision-dual)

## Best For

- unbrand2 enthusiasts

## Why This Product

- Trusted unbrand2 brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Features: 1. Portable size, practical and convenient to operate 2. Auto shift between voltage stabilization and current stabilization 3. It has rather low ripple voltage 4. LED screen displays output voltage and current 5. Selectable over-current protection, widely applied to daily fields 6. Adjustable design could meet your various demands 7. With 4pcs potentiometers, respectively for output voltage and output current 8. High precision and stability 9. Short Circuit Protection,Over Loading and Current Protection Specifications: 1. Model: QW-MS305D 2. Rate Output: 0～30V,0～5A 3. Dimensions: (10.15 x 4.96 x 6.18)" / (25.8 x 12.6 x 15.7)cm(L x W x H) 4. Weight: 65.05oz / 1844g 5. Display: Dual LED Display 6. Adjustable: Yes 7. Plug: US Standard 8. Safety Compliance: CCC/ FCC / CE Output Technical Parameters: 1. Power Effection: CV≤0.05%+1mV,CC≤0.05%+10mA 2. Load Effection: CV≤0.1%+5mV,CC≤0.1%+10mA 3. Ripples & Noises: CV≤10mV(RMS),CC≤20mA(RMS) Package Includes: 1 x DC Power Supply 1 x Power Line 2 x Clip Test Line 1 x User Manual Warning: - Please read the user manual before using the DC regulated power supply. - Do not connect any load to the power supply before it's turned on. Likewise, make sure to disconnect the load before shutting down the power supply. Damages to the power supply can happen if you do not follow this. Such damages are not under warranty. - If you are running inductive load like magnetic coils, DC motors, stepper motors, etc. Make sure to change the voltage/current slowly, and never turn the power supply on or off with an inductive load connected.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | oem |
| ASIN | B01MZDBUOF |
| Is Discontinued By Manufacturer | No |
| Date First Available | January 25, 2017 |

## Images

![5A 30V 110V DC Power Supply|Adjustable Variable Precision Dual Digital|Lab Grade US Ship - Image 1](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/61E6NStiM7L.jpg)
![5A 30V 110V DC Power Supply|Adjustable Variable Precision Dual Digital|Lab Grade US Ship - Image 2](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/614K4Rz9OAL.jpg)
![5A 30V 110V DC Power Supply|Adjustable Variable Precision Dual Digital|Lab Grade US Ship - Image 3](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/51jy59EvugL.jpg)
![5A 30V 110V DC Power Supply|Adjustable Variable Precision Dual Digital|Lab Grade US Ship - Image 4](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/51z4qF5fzpL.jpg)
![5A 30V 110V DC Power Supply|Adjustable Variable Precision Dual Digital|Lab Grade US Ship - Image 5](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/61w3beFa81L.jpg)

---

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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-05-16*