What are the applications of waterproof connectors?

Waterproof connectors are widely used in scenarios where reliable electrical/signal transmission needs to be ensured in humid, water-immersed, dusty or high-pressure washing environments. Core areas include: ‌‌ ‌New energy vehicles‌: battery packs, motors, electronic control systems and charging pile interfaces (requires IP67/IP68, anti-short circuit, vibration resistance); ‌Industrial automation and control‌: sensors, PLC, robots, underwater/chemical/mining equipment (often equipped with M12/M8 threaded type, oil resistance/IP69K cleaning); ‌Outdoor lighting and infrastructure‌: LED street lights, traffic lights, landscape lights, security cameras (requires IP65 or above, resistant to UV and rain); ‌Marine and ships Engineering‌: shipborne radar, underwater robots, submersibles, offshore platforms (salt corrosion resistance, some reaching deep sea grade IP68 or higher); ‌Rail transportation and aviation‌: vehicle bottom sensors, cabin wiring, UAV flight control and battery systems (anti-vibration, wide temperature -40℃~125℃); ‌Communications and base station‌: outdoor 5G antenna, waterproof RJ45 Ethernet connection (IP67+EMI shielding, lightning protection); ‌Consumer electronics and sports equipment‌: smart wearables, underwater cameras, outdoor speakers, power tools (IPX7/IP68, portable and sweat-proof); ‌Medical and agriculture‌: sterilizable surgical equipment (resistant to high-pressure steam), smart irrigation sensors and plant protection drones (resistant to pesticides, mud and water); ‌Military industry and special equipment‌: submarines, submarine launch systems, battlefield communications (high sealing, pressure resistance, three-proof design). ‌‌

The key basis for selection is the protection level (such as IP67 for short-term water immersion, IP68 for continuous underwater, IP69K for high temperature and high pressure spray resistance) and environmental factors (temperature, chemical corrosion, vibration). Not all "waterproof" connectors are suitable for underwater or high-pressure scenarios. ‌‌