---
product_id: 13431347
title: "Ferrite Ring Magnet, 4In Dia, Big Round Circle Ceramic Magnets with Hole"
brand: "aomag"
price: "€ 54.81"
currency: EUR
in_stock: true
category: "Aomag"
url: https://www.desertcart.at/products/13431347-ferrite-ring-magnet-4in-dia-big-round-circle-ceramic-magnets
store_origin: AT
region: Austria
---

# 100mm outer diameter, 20mm thick 120 lbs pull force High corrosion & demagnetization resistance Ferrite Ring Magnet, 4In Dia, Big Round Circle Ceramic Magnets with Hole

**Brand:** aomag
**Price:** € 54.81
**Availability:** ✅ In Stock

## Summary

> 🧲 Elevate your magnetic game with power, precision, and unbeatable value!

## Quick Answers

- **What is this?** Ferrite Ring Magnet, 4In Dia, Big Round Circle Ceramic Magnets with Hole by aomag
- **How much does it cost?** € 54.81 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/13431347-ferrite-ring-magnet-4in-dia-big-round-circle-ceramic-magnets)

## 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

- • **Versatile Powerhouse:** Perfect for DIY, industrial, educational, and creative uses—your all-in-one magnetic solution.
- • **Smart Investment Magnet:** Premium ceramic strength at a fraction of rare-earth magnet prices—value meets performance.
- • **Unmatched Magnetic Grip:** 120 lbs of reliable pull force keeps your projects locked in place.
- • **Built to Brave the Elements:** Corrosion and demagnetization resistant for long-lasting performance in any environment.
- • **Precision Crafted for Safety:** Smooth, rounded edges from advanced molding ensure safe handling and durability.

## Overview

The AOMAG Ferrite Ring Magnet is a 4-inch diameter, 20mm thick ceramic magnet featuring a 60mm inner hole. With a strong 120-pound pull force and exceptional resistance to corrosion and demagnetization, it’s engineered for durability and versatility across industrial, educational, and creative applications. Its smooth molded edges ensure safe handling, making it a cost-effective, high-performance choice for professionals and hobbyists alike.

## Description

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: Lift Magnets: desertcart.com: Industrial & Scientific

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B007OXE3LI |
| ASIN  | B007OXE3LI |
| Best Sellers Rank | #44,861 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #26 in Industrial Ceramic Magnets |
| Brand Name | AOMAG |
| Color | Dark Grey |
| Customer Reviews | 4.5 4.5 out of 5 stars (793) |
| Date First Available  | March 25, 2012 |
| Department  | unisex-adult |
| Item Dimensions L x W x Thickness | 3.93"L x 3.93"W x 0.78"Th |
| Item Highlight | Strong Large Donut Circular Magnetic Ring Heavy Duty for DIY, Crafts Speaker Creative Hobbies Science |
| Item Thickness | 20 millimeters |
| Item Weight | 1.1 pounds |
| Item model number  | 7-303578JFA |
| Manufacturer | AOMAG |
| Manufacturer  | AOMAG |
| Material Type | Ceramic |
| Model Number | 7-303578JFA |
| Number of Items | 1 |
| Number of Packs | 1 |
| Number of Pieces | 1 |
| Part Number | 7-303578JFA |
| Product Dimensions  | 3.93 x 3.93 x 0.78 inches; 1.12 pounds |
| Pull Force | 120 pounds |
| Shape | Round |
| Unit Count | 1 Count |

## Product Details

- **Brand:** AOMAG
- **Color:** Dark Grey
- **Material:** Ceramic
- **Product Dimensions:** 3.93"L x 3.93"W x 0.78"Th
- **Shape:** Round

## Images

![Ferrite Ring Magnet, 4In Dia, Big Round Circle Ceramic Magnets with Hole - Image 1](https://m.media-amazon.com/images/I/71tdrsjcqEL.jpg)

## Available Options

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

## 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.at/products/13431347-ferrite-ring-magnet-4in-dia-big-round-circle-ceramic-magnets](https://www.desertcart.at/products/13431347-ferrite-ring-magnet-4in-dia-big-round-circle-ceramic-magnets)

---

*Product available on Desertcart Austria*
*Store origin: AT*
*Last updated: 2026-09-29*