---
product_id: 253917762
title: "AOMAG Ferrite Ring Magnet, 4In Dia, Ceramic for Science Experiment"
brand: "aomag"
price: "1203871₫"
currency: VND
in_stock: true
url: https://www.desertcart.vn/products/253917762-aomag-ferrite-ring-magnet-4in-dia-ceramic-for-science-experiment
store_origin: VN
region: Vietnam
---

# 100mm OD ISO9001 certified 470g weight AOMAG Ferrite Ring Magnet, 4In Dia, Ceramic for Science Experiment

**Brand:** aomag
**Price:** 1203871₫
**Availability:** ✅ In Stock

## Summary

> 🔬 Unleash Your Inner Scientist with AOMAG's Precision Magnet!

## Quick Answers

- **What is this?** AOMAG Ferrite Ring Magnet, 4In Dia, Ceramic for Science Experiment by aomag
- **How much does it cost?** 1203871₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/253917762-aomag-ferrite-ring-magnet-4in-dia-ceramic-for-science-experiment)

## Best For

- aomag enthusiasts

## Why This Product

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

## Key Features

- • **Sleek Design:** Elegant black finish that complements any workspace or lab.
- • **Robust Material:** Made from high-grade Ceramic C8 for durability and reliability.
- • **Precision Engineering:** Crafted with a tolerance of +/-0.05mm for flawless performance.
- • **Versatile Applications:** Perfect for science experiments, DIY projects, and educational purposes.
- • **Single Pack Convenience:** Includes one hard magnet, ideal for focused projects.

## Overview

The AOMAG Ferrite Ring Magnet is a high-quality ceramic magnet designed for science experiments and DIY projects. With an outer diameter of 100mm, inner diameter of 60mm, and a thickness of 20mm, this magnet is engineered with precision, featuring a tolerance of +/-0.05mm. Certified with ISO9001:2008, it ensures reliability and performance, making it a must-have for educators, hobbyists, and innovators alike.

## Description

AOMAG Ferrite Ring Magnet, 4In Dia, Ceramic for Science Experiment

## Features

- Dimension: Outer Diameter: 100mm Inner Diameter: 60mm Thickness: 20mm
- Material: Ceramic Magnets. Tolerance:+/-0.05mm
- Grade: Ceramic C8 With ISO9001:2008 Certified.
- Package include: 1pc ring Hard magnets
- Produced by http://www.aomagnet.com . Powered by AOMAG Only!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | AOMAG |
| Part number | 7-303578JFA |
| Item Weight | 470 g |
| Package Dimensions | 15.8 x 11.2 x 3.9 cm; 470 g |
| Item model number | 7-303578JFA |
| Size | Out Dia 100mm * Inner Dia 60mm * Thickness 20mm |
| Color | Black |
| Material | Ferrite |
| Shape | Round |
| Item Package Quantity | 1 |
| Number Of Pieces | 1 |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Material:** Ferrite
- **Brand:** AOMAG
- **Product dimensions:** 10L x 10W x 2Th centimeters
- **Colour:** Black
- **Shape:** Round

## Images

![AOMAG Ferrite Ring Magnet, 4In Dia, Ceramic for Science Experiment - Image 1](https://m.media-amazon.com/images/I/51J6vGD7njL.jpg)

## Questions & Answers

**Q: what is the lifting capacity of this magnet?**
A: I’m my experience between 325 - 370g.

**Q: what is the equivalent pull force?**
A: This magnet can pick up about 100 paper clips

**Q: What is the diameter of the inner hole?**
A: 2-1/4" ID

**Q: how many gauss?**
A: wasn't posted on the box

## Frequently Bought Together

- Ferrite Ring Magnet, 4In Dia, Big Round Circle Ceramic Magnets with Hole, Strong Large Donut Circular Magnetic Ring Heavy Duty for DIY, Crafts Speaker Creative Hobbies Science
- Legrand Pass & Seymour S752WCC10 660W 250V Medium Base A26 Lampholder, Cleat Sockets, Front Wire, White (1 Count)
- Hillman 25' 18 Gauge Bare Copper Wire

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**Shop now:** [https://www.desertcart.vn/products/253917762-aomag-ferrite-ring-magnet-4in-dia-ceramic-for-science-experiment](https://www.desertcart.vn/products/253917762-aomag-ferrite-ring-magnet-4in-dia-ceramic-for-science-experiment)

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-02-10*