Anti electromagnetic interference magnetic connector with IP68 waterproof rating

Time：2025-07-18 Views：1 source:

　　Anti-EMI Magnetic Connector with IP68 Waterproof Rating: Reliable in Extreme Moisture Environments

　　In environments where water immersion, high humidity, and electromagnetic interference coexist—such as marine equipment, outdoor sensors, and industrial washdown areas—standard connectors often fail to meet reliability demands. Our anti-electromagnetic interference (EMI) magnetic connector, featuring an IP68 waterproof rating, combines submersible protection with robust interference shielding, redefining connection reliability in extreme conditions.

　　IP68 Waterproof Performance: Beyond Basic Protection

　　Deep Immersion Resistance

　　Certified Waterproofing: Complies with IP68 standards (IEC 60529), ensuring reliable operation after continuous immersion in 2 meters of water for 30 minutes, and temporary immersion up to 5 meters for short durations. This far exceeds IP65/66 connectors, making it suitable for underwater equipment (e.g., marine sensors, submersible pumps) and flood-prone industrial zones.

　　Sealing Technology: Adopts a dual-seal design—inner silicone O-rings (shore hardness 60±5) and outer thermoplastic elastomer (TPE) gaskets—with precision-machined mating surfaces to eliminate water ingress paths. The seal maintains integrity across -40°C~105°C, resisting thermal expansion/contraction that can compromise lesser connectors.

　　Long-Term Moisture Resistance

　　Corrosion Protection: All metal components (contacts, shield) are plated with 5μm thick nickel plus 1μm gold, passing 1000-hour salt spray testing (ASTM B117) with no visible corrosion. This prevents contact degradation in saltwater environments (e.g., offshore platforms, coastal sensors).

　　Humidity Tolerance: Performs reliably in 95% RH (non-condensing) environments for 1000 hours, with no increase in contact resistance (maintained ≤10mΩ), ensuring stable operation in tropical greenhouses or steam-filled industrial areas.

　　Anti-EMI Shielding: Uncompromised Signal Integrity

　　Multi-Layer Interference Suppression

　　Broadband EMI Shielding: Integrates a tri-layer shield system—Permalloy core for low-frequency absorption (100kHz~1GHz), copper middle layer for mid-frequency reflection (1GHz~5GHz), and nickel outer layer for high-frequency attenuation (5GHz~10GHz)—achieving ≥45dB shielding effectiveness across the spectrum. This blocks interference from motors, radar, and radio transmitters.

　　Signal-Power Isolation: Power pins (up to 10A) and signal pins are separated by a high-dielectric insulator (εᵣ≥3.5), reducing crosstalk to ≤-35dB at 10Gbps. This ensures analog signals (e.g., 4~20mA sensors) and high-speed data (up to 5Gbps) remain unaffected by electromagnetic noise.

　　EMC Compliance

　　Meets FCC Part 15 Class B and CE EMC standards, with radiated emissions ≤30dBμV/m (30MHz~1GHz), ensuring compatibility with sensitive electronics in medical and aerospace applications.

　　Magnetic Coupling: Secure and User-Friendly

　　Strong and Precise Alignment

　　High-Strength Magnets: NdFeB magnets (surface magnetic field 1800Gs) provide 10N adsorption force, ensuring a secure connection even under vibration (10Hz~2000Hz, 15g acceleration) and shock (50g, 11ms half-sine), critical for mobile equipment (e.g., underwater drones, off-road vehicles).

　　Blind-Mating Tolerance: ±0.8mm positional tolerance simplifies installation in dark or hard-to-reach areas (e.g., underwater junction boxes), reducing assembly time by 60% compared to threaded connectors.

　　Durable Construction

　　Robust Housing: Made from glass-reinforced PPS (polyphenylene sulfide) with UL 94 V-0 flame rating, resisting chemicals (oils, solvents, seawater) and impact (IK08 rating). The connector withstands 10,000+ mating cycles without seal degradation.

　　Temperature Resilience: Operates across -55°C~125°C, maintaining performance in frozen environments (e.g., cold storage freezers) and high-temperature industrial washdowns (steam cleaning at 80°C).

　　Key Applications

　　Marine and Offshore Equipment

　　Connects sonar systems, underwater cameras, and shipboard sensors, withstanding saltwater immersion and EMI from radar/radio systems. Ensures 24/7 data transmission for navigation and environmental monitoring.

　　Outdoor and Underwater Sensors

　　Links weather stations, flood monitoring sensors, and submersible water quality detectors, providing reliable power (up to 10A) and data (up to 5Gbps) transmission even during prolonged rain or submersion.

　　Industrial Washdown Zones

　　Used in food/beverage processing, pharmaceutical, and automotive plants, where high-pressure water jets (100bar) and chemical cleaners are common. The IP68 rating and corrosion resistance eliminate downtime from connector failures.

　　Compliance and Reliability

　　Certifications: Meets IP68, CE, FCC, RoHS, and DNV GL (marine equipment) standards, ensuring global acceptance in harsh environment applications.

　　Reliability Testing: Undergoes 5000 mating cycles, 2000 hours of water immersion (2m depth), 1000 thermal shocks (-40°C~105°C), and 1000-hour salt spray exposure, with all performance parameters (contact resistance, shielding effectiveness) remaining within specification.

　　This connector bridges the gap between waterproofing and anti-EMI performance, offering a solution where others fail. Whether submerged in water, exposed to high-pressure washdowns, or surrounded by electromagnetic noise, it delivers uninterrupted power and signal transmission. Contact us to customize pin configurations, cable lengths, or mounting options for your specific extreme environment needs.