---
product_id: 826729665
title: "DC 5V 6V Large Flow Mini RK-528TB Motor Diaphragm Pump Vacuum Air Oxygen Pump Negative Pressure Suction Pump DIY Medical Monitor"
brand: "guifang"
price: "₨513"
currency: SCR
in_stock: true
category: "Guifang"
url: https://www.desertcart.sc/products/826729665-dc-5v-6v-large-flow-mini-rk-528tb-motor-diaphragm
store_origin: SC
region: Seychelles
---

# 5V-6V DC power range Large airflow capacity Compact 32.9mm motor diameter DC 5V 6V Large Flow Mini RK-528TB Motor Diaphragm Pump Vacuum Air Oxygen Pump Negative Pressure Suction Pump DIY Medical Monitor

**Brand:** guifang
**Price:** ₨513
**Availability:** ✅ In Stock

## Summary

> 💨 Elevate your DIY projects with airflow that means business!

## Quick Answers

- **What is this?** DC 5V 6V Large Flow Mini RK-528TB Motor Diaphragm Pump Vacuum Air Oxygen Pump Negative Pressure Suction Pump DIY Medical Monitor by guifang
- **How much does it cost?** ₨513 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/826729665-dc-5v-6v-large-flow-mini-rk-528tb-motor-diaphragm)

## Best For

- guifang enthusiasts

## Why This Product

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

## Key Features

- • **Maximized Airflow:** Delivers a robust large flow rate, perfect for precise vacuum and suction applications.
- • **Plug & Play Ready:** No assembly or batteries required—get your project moving instantly.
- • **Compact & Lightweight:** Slim 32.9mm motor diameter and just 105g weight for easy DIY and medical device use.
- • **Precision Engineering:** Optimized 4.8mm air inlet/outlet diameter ensures reliable negative pressure control.
- • **Power-Packed Performance:** Operates efficiently within a versatile 5V-6V DC range for seamless integration.

## Overview

The GUIFANG DC 5V-6V Mini RK-528TB diaphragm pump is a compact, lightweight vacuum and suction pump designed for medical monitors and DIY applications. Featuring a 32.9mm motor, 4.8mm air ports, and efficient operation at 5-6 volts DC, it delivers reliable large flow performance without the need for assembly or batteries.

## Description

Specification:1.Model number: DQB421-A 2.Type: Mini Air Pump 3.Motor model: RK-528TB 4.Motor diameter: 32.9mm 5.Air inlet/outlet diameter: 4.8mm 6.Pump height: 64.8mm 7.Weight: 105g 8.Suitable voltage: DC 5V-6V 9.Test data: Voltage:5V Current:0.40A Voltage:6V Current:0.46A=========================Package List:Mini Air Pump x 1PCS

## Features

- GUIFANG DC 5V 6V Large Flow Mini RK-528TB Motor Diaphragm Pump Vacuum Air Oxygen Pump Negative Pressure Suction Pump DIY Medical Monitor

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0FLDT3RS1 |
| Assembly required | No |
| Batteries required | No |
| Best Sellers Rank | #1,501,950 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #964 in Diaphragm Pumps |
| Item Weight | 1.76 ounces |
| Item model number | 0153 |
| Manufacturer | GUIFANG |
| Product Dimensions | 0.39 x 0.39 x 0.39 inches |

## Images

![DC 5V 6V Large Flow Mini RK-528TB Motor Diaphragm Pump Vacuum Air Oxygen Pump Negative Pressure Suction Pump DIY Medical Monitor - Image 1](https://m.media-amazon.com/images/I/51X-HDX8qaL.jpg)
![DC 5V 6V Large Flow Mini RK-528TB Motor Diaphragm Pump Vacuum Air Oxygen Pump Negative Pressure Suction Pump DIY Medical Monitor - Image 2](https://m.media-amazon.com/images/I/61kz4ZXjc-L.jpg)
![DC 5V 6V Large Flow Mini RK-528TB Motor Diaphragm Pump Vacuum Air Oxygen Pump Negative Pressure Suction Pump DIY Medical Monitor - Image 3](https://m.media-amazon.com/images/I/61XG9QP7ttL.jpg)
![DC 5V 6V Large Flow Mini RK-528TB Motor Diaphragm Pump Vacuum Air Oxygen Pump Negative Pressure Suction Pump DIY Medical Monitor - Image 4](https://m.media-amazon.com/images/I/61IQT4b5lZL.jpg)
![DC 5V 6V Large Flow Mini RK-528TB Motor Diaphragm Pump Vacuum Air Oxygen Pump Negative Pressure Suction Pump DIY Medical Monitor - Image 5](https://m.media-amazon.com/images/I/61XVnntBAtL.jpg)

## Available Options

This product comes in different **Size** options.

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**Shop now:** [https://www.desertcart.sc/products/826729665-dc-5v-6v-large-flow-mini-rk-528tb-motor-diaphragm](https://www.desertcart.sc/products/826729665-dc-5v-6v-large-flow-mini-rk-528tb-motor-diaphragm)

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*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-07-19*