Ferrite Cup Magnets SWF3
Description
Reviews
As a leading Ferrite Cup Magnet manufacturer in China, MAG SPRING offers high-performance Ferrite Cup Magnets SWF3, also known as ferrite base round magnets and ceramic pot magnets. These cost‑effective magnetic assemblies provide stable holding force for mounting, lifting, holding and fixing applications.

Product Overview
Ferrite Cup Magnets SWF3 are also named ferrite base round magnets and ceramic pot magnets which are used for mounting, lifting, holding, fixing in the field of construction, engineering, automotive, etc or in the place of office, family, warehouse, metalworking plants, mechanical engineering plants etc.
Technical Specifications
- Coating: Zn, Ni, Cr, Painting
- Holding force: 4-350N
- Magnet materials: ceramic
- Custom made: available
- Sample: available
- MOQ: 50PC
- Lead time: 35 days
- Packing: standard brown carton/wood case
- Payment term: T/T
- Loading Port: Ning Bo / Shang Hai
Key Features
- High‑grade ceramic ferrite magnetic core with durable steel cup housing
- Stable and reliable holding force from 4N up to 350N
- Multiple surface coatings for corrosion protection in different environments
- Integrated mounting structure for easy installation
- Compact round cup design, long service life
- Custom sizes and specifications are supported
- Free samples available for testing and validation
- RoHS compliant, safe for industrial and daily use
Applications
Ferrite Cup Magnets SWF3 are widely used in various holding and fixing applications:
- Construction and engineering installation fixing
- Automotive equipment mounting and positioning
- Warehouse storage and tool organization
- Home and office daily hanging and fixing
- Metalworking and mechanical engineering fixing
- Light‑duty industrial holding and lifting applications
Surface Coating Options
- Zinc (Zn): Economical general‑purpose anti‑corrosion coating
- Nickel (Ni): Smooth surface with good wear resistance
- Chromium (Cr): High hardness and excellent scratch resistance
- Painting: Durable protective layer with customizable colors
Standard Model Parameters
|
MODEL NO
|
Dimensions(mm)
|
Weight(g)
|
Force(N)
|
|||
|---|---|---|---|---|---|---|
|
D
|
H
|
M
|
L
|
|||
|
SWF3-10
|
10
|
4.5
|
3
|
11.5
|
3
|
4
|
|
SWF3-13
|
13
|
4.5
|
3
|
11.5
|
5
|
10
|
|
SWF3-16
|
16
|
4.5
|
3
|
11.5
|
5
|
18
|
|
SWF3-20
|
20
|
6
|
3
|
13
|
11
|
30
|
|
SWF3-25
|
25
|
7
|
4
|
15
|
22
|
40
|
|
SWF3-32
|
32
|
7
|
4
|
15
|
32
|
80
|
|
SWF3-36
|
36
|
7.7
|
4
|
16
|
42
|
100
|
|
SWF3-40
|
40
|
8
|
5
|
16
|
57
|
125
|
|
SWF3-47
|
47
|
9
|
6
|
17
|
85
|
180
|
|
SWF3-50
|
50
|
10
|
6
|
18.5
|
105
|
220
|
|
SWF3-57
|
57
|
10.5
|
6
|
18.5
|
142
|
280
|
|
SWF3-63
|
63
|
14
|
8
|
29
|
219
|
350
|
Production and Delivery
- Production Lead Time: 35 days for standard and custom orders
- Minimum Order Quantity: 50 pieces
- Packaging: Standard brown carton for small orders, wooden case for bulk orders
- Shipping Port: Ningbo or Shanghai, convenient for global transportation
- Payment Term: T/T (Telegraphic Transfer)
Quality and Compliance
All Ferrite Cup Magnets SWF3 from MAG SPRING are produced under strict quality control systems to ensure stable performance and high consistency:
- 100% magnetic force testing before shipment
- Precise dimension inspection and control
- Coating adhesion and corrosion resistance test
- Full compliance with EU RoHS environmental standards
Certifications & Compliance
- ISO9001 Quality Management System Certified
- ISO14001 Environmental Management System Certified
- Products fully comply with EU RoHS Directive
FAQs
Q: What materials are Ferrite Cup Magnets SWF3 made of?
A: They are made of high‑grade ceramic ferrite magnets and steel cup casing.
Q: What is the holding force range of these cup magnets?
A: The holding force ranges from 4N to 350N to meet different application requirements.
Q: Are custom sizes available?
A: Yes, we provide custom‑made ferrite cup magnets according to customer drawings and requirements.
Q: Can I get samples before bulk order?
A: Yes, samples are available for performance testing and validation.
About Us
MAG SPRING was founded in 2003 and located in Ningbo, Zhejiang, China. We are a professional manufacturer of magnetic application products, specializing in the R&D, design and production of Ferrite Cup Magnets, pot magnets, magnetic hooks, magnetic filters and various custom magnetic components.


The company has professional technical teams and advanced production equipment, operating strictly in accordance with the ISO9001 quality management system. We also focus on environmental protection and hold ISO14001 certification. All our products meet EU RoHS requirements.
Adhering to the enterprise tenet of "Efficiency, Perfection, Harmony and Dedication" and the slogan "Everything We Handle Must Be Excellent", MAG SPRING has rich experience in magnet R&D, production and sales. Our products are widely recognized by customers worldwide. We look forward to cooperating with you with high‑quality products, competitive prices and professional services.

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