---
product_id: 57824934
title: "SAIYU DC 5V to DC 9V or 12V Step Up USB Voltage Converter Adjustable Power Adapter Voltage Regulator Transformer Plug with Cable Straps/ 3 Replacement DC Connectors(5V-9/12V)"
brand: "saiyu"
price: "₩58293"
currency: KRW
in_stock: false
reviews_count: 4
category: "Aht"
url: https://www.desertcart.kr/products/57824934-saiyu-dc-5v-to-dc-9v-or-12v-step-up
store_origin: KR
region: South Korea
---

# SAIYU DC 5V to DC 9V or 12V Step Up USB Voltage Converter Adjustable Power Adapter Voltage Regulator Transformer Plug with Cable Straps/ 3 Replacement DC Connectors(5V-9/12V)

**Brand:** saiyu
**Price:** ₩58293
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** SAIYU DC 5V to DC 9V or 12V Step Up USB Voltage Converter Adjustable Power Adapter Voltage Regulator Transformer Plug with Cable Straps/ 3 Replacement DC Connectors(5V-9/12V) by saiyu
- **How much does it cost?** ₩58293 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/57824934-saiyu-dc-5v-to-dc-9v-or-12v-step-up)

## Best For

- saiyu enthusiasts

## Why This Product

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

## Description

Specifications: Product Type: DC-DC Converter 5V to 9V or 12V Cable length:1.6 meter Input connector: USB A Male Output connector: DC male jack 5.5*2.1mm. Input: 5V 2A Output: 600-700mAh,9V or 12V Product Weight: 40g Certificate: CE/RoHS/FCC Package: 1*USB A male to DC connector cable 3*replacement connector(5.5*2.5mm,3.5*1.35mm,4.8*1.7mm) 1*Cable Straps 1*waterproof pocket How to judge if the device work with the cable: Please consider following points before ordering: 1)Device current not over 2A. 2)Input power voltage is 5v,output device voltage is 9V or 12V. 3)Output DC connector size is 5.5*2.1mm,also we provide you 3 extra connectors,these will suit most of the your device. Note: 1.Please make sure your power supply is 5v and device needs 9V or 12V. 2.Please check your device if over- rated power,or the cable will protect your device(means did not work).

## Features

- 【Specification &Instructions】Input: 5V USB A male; Output: 9/12V; Connectors: DC jack 5.5*2.1mm to USB A male. Note:The step up cable recommend 5V 2A input and 9V 800mAh output max. Convert Rate: 80%-90%.Each cable inbuilt an intelligent protection IC circuit, please check your input or output device’s current & voltage is whether over the cable’s limit when you find your device is out of work.
- 【Cable Straps Design】Each convert cable came with a cable straps,tie with the cable,anti-loss,also we provide a waterproof small pocket,convenient to use and carry.
- 【Multi Application】You can use it to power the router via power bank during power cuts. And also used in other device which is 5V, such as: router, stepper motor, desk lamp, solar panel, USB power pack, power adapter, etc.
- 【Functional Design】The Intelligent IC circuit provides over-current, over voltage and overload protection, short circuit protection,Synchronous rectification,made convert ratio more than 80%-90% , lower heat and long working time.
- 【Customer Service】Please feel free to contact us if you have any questions or product issue,our friendly customer service team will help you solve it efficiently within 24 hours.

## Images

![SAIYU DC 5V to DC 9V or 12V Step Up USB Voltage Converter Adjustable Power Adapter Voltage Regulator Transformer Plug with Cable Straps/ 3 Replacement DC Connectors(5V-9/12V) - Image 1](https://images-na.ssl-images-amazon.com/images/I/41r%2BKNdxVxL.jpg)
![SAIYU DC 5V to DC 9V or 12V Step Up USB Voltage Converter Adjustable Power Adapter Voltage Regulator Transformer Plug with Cable Straps/ 3 Replacement DC Connectors(5V-9/12V) - Image 2](https://images-na.ssl-images-amazon.com/images/I/41hRSn1r1vL.jpg)
![SAIYU DC 5V to DC 9V or 12V Step Up USB Voltage Converter Adjustable Power Adapter Voltage Regulator Transformer Plug with Cable Straps/ 3 Replacement DC Connectors(5V-9/12V) - Image 3](https://images-na.ssl-images-amazon.com/images/I/41nRYwApWaL.jpg)
![SAIYU DC 5V to DC 9V or 12V Step Up USB Voltage Converter Adjustable Power Adapter Voltage Regulator Transformer Plug with Cable Straps/ 3 Replacement DC Connectors(5V-9/12V) - Image 4](https://images-na.ssl-images-amazon.com/images/I/41F50VFzAXL.jpg)
![SAIYU DC 5V to DC 9V or 12V Step Up USB Voltage Converter Adjustable Power Adapter Voltage Regulator Transformer Plug with Cable Straps/ 3 Replacement DC Connectors(5V-9/12V) - Image 5](https://images-na.ssl-images-amazon.com/images/I/41PlJKyaZfL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Outstanding Customer Support
            
*by A***N on May 5, 2018*

Good concept, appears well built, but the original item was dead on arrival.SAIYU was very helpful and quickly offered a replacent for the dead item.Just got the replacement item in and it works flawlessly! :DThank you!! :)
  

### ⭐⭐⭐⭐⭐ Highly Recommend！
            
*by P***Z on October 10, 2017*

This is an amazing product. It can be used on any device that requires a 5V or 12V DC power supply. You could simple switch from 5V to 12V.  Super Great!
  

### ⭐⭐⭐⭐⭐ Five Stars
            
*by J***N on February 6, 2018*

Does what I was hoping - powers one of my Korg Volcas (Sample) via USB.
  

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-02-09*