Magnetic Interfaces Designed for Wet Environments
Develop a stable power and signal interface for moisture, sweat, dust and outdoor exposure. Mounting, contact layout and sealing can be adapted to your device housing.
Protection for Demanding Environments
Design for sweat, dust and rain exposure
Solving Connection Failures in Harsh Environments
Outdoor devices, medical equipment and factory terminals face sweat, rain, dust, salt spray, oil and cleaning fluids. These exposures can cause problems for a standard, unprotected interface.
Charging Interruption & Unstable Signals
Frequent connection or industrial vibration can bring dust and liquid into the contact area. Increased resistance may interrupt charging or cause data loss.
Contact Corrosion & Short Circuit Risks
Sweat from wearables and cleaning agents used on medical devices can corrode contacts. Appropriate sealing helps limit liquid ingress and short-circuit risk, supporting device service life.
What Is a Waterproof Magnetic Connector?
The interface brings together four elements: magnets for alignment without visual guidance, pogo pins for electrical contact, sealing such as O-rings or insert molding, and a precise mounting arrangement in the device housing.
A matched male/female interface is developed for OEM integration, rather than used as a generic consumer cable. Its sealing design aims to protect the internal PCB and electronics even when exposed contacts encounter water or dirt. Verify that protection in the assembled device.
Integration with PCB mounts and cable assemblies
Magnetic guidance for frequently connected devices
Sealing at the device boundary to limit liquid ingress
Waterproof Magnetic Connector Types by Pin Count
Choose the contact count around power, data and the space available inside your device.
Waterproof 3 Pin Magnetic Connector
Waterproof 3 Pin Magnetic ConnectorPart No. 903-00003
Pin Count 3 Pins
Pitch 2.00mm
Waterproof IP65-IP67
Current 3A
Lifespan 10,000 Cycles+
Waterproof 4 Pin Magnetic Connector
Waterproof 4 Pin Magnetic ConnectorPart No. 903-00005
Pin Count 4 Pins
Pitch 2.00mm
Waterproof IP65-IP67
Current 3A
Lifespan 10,000 Cycles+
Waterproof 4 Pin Magnetic Connector
Waterproof 4 Pin Magnetic ConnectorPart No. 903-00001
Pin Count 4 Pins
Pitch 2.50mm
Waterproof IP65-IP67
Current 3A
Lifespan 10,000 Cycles+
Waterproof 6 Pin Magnetic Connector
Waterproof 6 Pin Magnetic ConnectorPart No. 903-00011
Pin Count 6 Pins
Pitch 2.00mm
Waterproof IP65-IP67
Current 3A
Lifespan 10,000 Cycles+
Waterproof 8 Pin Magnetic Connector
Waterproof 8 Pin Magnetic ConnectorPart No. 903-00013
Pin Count 8 Pins
Pitch 2.0mm
Waterproof IP65-IP67
Current 3A
Lifespan 10,000 Cycles+
Waterproof 9 Pin Magnetic Connector
Waterproof 9 Pin Magnetic ConnectorPart No. 903-00035
Pin Count 9 Pins
Pitch 2.0mm
Waterproof IP65-IP67
Current 3A
Lifespan 10,000 Cycles+
Waterproof Design for Device Housings, Not Just the Connector
A waterproof part must also fit the finished assembly. Excess size or an unsuitable shape can affect appearance, device thickness and the integrity of the overall seal.
Housing dimensions, mounting holes, PCB layout and cable direction guide the connector form. Custom sealing grooves and connector height allow the interface to be integrated into the industrial design while addressing the complete sealing path.
Stable Contact in Wet, Dusty and Sweat-Exposed Conditions
An IP rating alone does not establish contact reliability. The interface also needs low resistance over thousands of docking cycles under the contamination expected in service.
Current, contact count and cleaning conditions influence the internal design. Spring force, plating thickness and internal bias can be adjusted to maintain contact under salt spray or fine dust exposure. Verify resistance and voltage drop during project testing.
Optimized Spring Force
Custom Plating Thickness
Salt Spray Resistance
Low Contact Resistance
Applications of Waterproof Magnetic Connectors
Match the sealing and contact design to the environmental constraints of each application.
Wearable Devices
Wearables need sweat-resistant plating suitable for skin contact. The design aims to maintain charging after exercise; verify the relevant material and device requirements.
Outdoor Electronics
Rain and UV exposure affect outdoor GPS trackers and sensors. Develop the interface for continuity of power and data in those conditions.
Medical & Healthcare
Medical interfaces face frequent wiping with cleaning fluids. Designs addressing magnetic interference can be considered; any non-interference requirement needs specific validation.
Industrial Terminals
Industrial terminals encounter dust, oil and drops. Select magnetic retention to reduce accidental release during normal operation.
Cleaning Equipment
Smart mops and vacuums can expose the interface directly to water. Deep sealing grooves can help protect their battery compartments.
Vehicle Charging
Vehicle-related charging interfaces may face vibration and extreme temperatures. The design can combine high-current capability with mechanical locking assistance where needed.
Smart Home
Security cameras and smart locks benefit from a low-height interface integrated into the exterior design.
Charging Docks & Cables
Matched male/female parts and custom overmolded cables can simplify connection for the end user.
Custom Waterproof Magnetic Connector for OEM Projects
OEM/ODM development adapts the interface to the electrical and mechanical requirements of specialized equipment when a standard part does not fit.
Customizable Parameters:
Pin count & definition
Magnet force & layout
Housing size & height
Mounting structure
Cable length & outlet direction
Waterproof sealing method
Current rating up to requirement
Pogo pin plating materials
Project Workflow:
1 Review Drawings → 2 Propose Structure → 3 Approve Samples → 4 Validate Performance → 5 Begin Mass Production
Custom magnetic cable assemblies are also available for project review.
Verified by Manufacturing and Project Testing
Magtor operates a 12,000 m² manufacturing facility with 185 employees. Inspection and project testing support connector reliability, alongside the management systems listed below. Current certificate documents for the new company entity are pending.
Quality Management System
Environmental Management
Hazardous Substance Process Management
Comprehensive Validation
Samples require approval before mass production. Select verification checks around the operating environment and customer drawings, including:
Contact resistance testing
Spring force testing
Salt spray testing
Mating cycle testing
Waterproof validation
Plating thickness inspection
Review our company information in About Us and the quality-control process described here.
About UsSupporting More Than 500 Enterprises Worldwide
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Management Systems and Certificate Documents
ISO 9001
ISO 14001
QC080000
Waterproof Magnetic Connector vs Standard Magnetic Connector
Match the protection level to the operating environment to avoid unnecessary complexity or early failure.
Standard Magnetic Connector
Environment: ordinary charging in dry indoor conditions.
Structure: a basic housing without dedicated sealing grooves or O-rings.
Integration: straightforward PCB mounting with less emphasis on exterior gap sealing.
Cost: tooling and materials are generally less expensive.
Waterproof Magnetic Connector
Environment: sweat, rain, dust, cleaning agents and outdoor exposure.
Structure: sealing developed through insert molding, O-rings or potting.
Integration: adapt the interface to housing geometry and mounting holes.
Testing: validate waterproof performance and salt spray resistance for the project.
What Affects the Price of a Waterproof Magnetic Connector?
The unit cost depends on the required engineering work and production volume. Review these factors when requesting a project quotation.
Send the drawing, voltage and current, contact assignments, target IP protection, environment and quantity for a quotation.
FAQ About Waterproof Magnetic Connectors
Review the selection, integration and testing questions for a sealed magnetic interface.
What is a waterproof magnetic connector?
How do I choose the right waterproof magnetic connector?
What pin counts are available?
Can it transmit both power and data?
What affects the waterproof rating?
Is it suitable for wearable devices?
Is it suitable for outdoor electronics?
Can you customize the housing and cable assembly?
What information is needed for a quotation?
What is the difference between a waterproof and standard magnetic connector?
Can I buy samples before bulk production?
What causes waterproof magnetic connector failure?
Send Your Waterproof Magnetic Connector Requirement
Share the project details for a review of the operating environment and installation structure. Our engineering team can then recommend an interface and prepare a quotation.
Technical Support
Support for drawing review and 3D modeling.
Fast Prototyping
Prototype samples follow approval of the specifications.
Standard Product Range
Select from multiple styles and configurations for device integration.