Our circular connectors provide secure, high-performance electrical and signal transmission in demanding environments. Designed for aerospace, military, industrial, and marine applications, they feature rugged housings, IP-rated sealing, and quick-lock mechanisms—ensuring reliable connections in extreme conditions.
RJ45F Series
Our RJ45F Circular Connector combines standard Ethernet compatibility with rugged circular design for harsh environments. Featuring IP67/IP69K sealing, metal shielding, and vibration-resistant locking, it’s ideal for factory automation, transportation, and outdoor networks—ensuring reliable high-speed data in dust, moisture, and extreme temperatures.
Our SA Circular Connector delivers secure power and signal transmission in harsh environments. Featuring a rugged metal shell, IP67+ protection, and vibration-resistant design, it’s ideal for heavy machinery, transportation, and energy systems—ensuring uninterrupted performance in extreme conditions.
Designed for demanding environments, our SF Circular Connector ensures reliable power and signal transmission in aerospace, military, and industrial applications. Featuring rugged construction, IP67+ sealing, and quick-lock coupling, it delivers unmatched durability in extreme conditions.
Designed for extreme environments, our SP Circular Connector combines military-grade durability with IP69K protection. Ideal for defense, oil/gas, and heavy industry, its anti-vibration design and corrosion-resistant shell ensure fail-safe power/signal transmission in sand, water, and high-impact conditions.
Engineered for reliability, our ST Circular Connector offers secure power and signal transmission in industrial, military, and marine applications. With IP68 sealing, corrosion-resistant materials, and high-vibration tolerance, it ensures uninterrupted performance in extreme conditions.
Our SY Circular Connector delivers compact, high-performance connectivity for aerospace, industrial automation, and marine applications. Featuring a lightweight alloy shell, IP68 sealing, and up to 100+ contacts, it ensures reliable signal/power transmission in extreme vibration, moisture, and temperature conditions.
Engineered for extreme conditions, our WA22 Circular Connector offers robust power and signal transmission in mining, energy, and heavy machinery applications. With its reinforced metal shell, IP68/IP69K sealing, and vibration-resistant design, it ensures reliable connectivity in the harshest environments.
Designed for space-constrained environments, our WAC3 Circular Connector delivers reliable power and signal transmission in robotics, automation, and transportation systems. Featuring a durable shell, IP67 protection, and quick-lock coupling, it ensures secure connections in high-vibration and harsh industrial settings.
Engineered for demanding environments, our WB Circular Connector delivers reliable power and signal transmission in automation, energy, and transportation systems. Featuring IP67/IP69K protection, a corrosion-resistant shell, and secure locking, it ensures uninterrupted performance in dust, moisture, and high-vibration conditions.
ensures secure power and signal transmission with IP68/IP69K protection. Its corrosion-resistant shell and vibration-proof design make it ideal for renewable energy, marine, and heavy equipment applications—delivering reliability in extreme conditions.
Designed for extreme conditions, our WF Circular Connector combines rugged durability with IP68/IP69K sealing for power, signal, and hybrid applications. Ideal for oil/gas, defense, and heavy industry, its corrosion-resistant shell and quick-lock mechanism ensure reliable operation in sand, water, and high-impact environments.
Built for mission-critical applications, our WL52 Circular Connector delivers reliable power, signal, and data transmission in defense, aerospace, and heavy industry. Featuring a reinforced shell, IP69K sealing, and 100+ contact options, it excels in extreme shock, vibration, and corrosive environments.
Engineered for extreme environments, our WP Circular Connector delivers reliable power and signal transmission in marine, oil/gas, and outdoor industrial applications. Featuring IP68/IP69K sealing, corrosion-resistant materials, and a secure threaded coupling, it ensures uninterrupted performance in submerged or high-pressure conditions.
Our WS Circular Connector provides robust power and signal transmission in industrial, marine, and outdoor applications. With IP68/IP69K protection, corrosion-resistant materials, and vibration-proof design, it ensures reliable connectivity in extreme conditions—from heavy machinery to offshore installations.
Designed for extreme outdoor and industrial environments, our WT Circular Connector offers secure power and signal transmission with IP68/IP69K protection. Its rugged, corrosion-resistant design ensures reliable performance in marine, renewable energy, and heavy machinery applications—even under constant exposure to water, dust, and vibrations.
Our WY Circular Connector delivers reliable power and signal transmission in tight spaces without compromising durability. Featuring IP67/IP69K protection, vibration resistance, and corrosion-proof materials, it’s perfect for robotics, medical devices, and industrial automation where size and performance matter equally.
A circular connector is a cylindrical electrical connector with a circular mating interface. It features threaded or bayonet coupling for secure connections. Designed for reliability in harsh environments. Available in various sizes (M5 to M40+). Supports power, signal, and data transmission. Offers IP-rated protection against dust/water. Used in industrial, military, and aerospace applications. Resistant to vibration and shock.
Used in industrial automation for sensors/motors. Essential in military/aerospace equipment. Common in medical imaging devices. Found in transportation systems (cars/trains). Used for outdoor LED lighting. Applied in renewable energy systems. Perfect for oil/gas equipment. Supports marine/underwater applications. Ideal for robotics/CNC machines. Used in data communication networks.
Better environmental sealing. More vibration resistant. Easier to mate blindly. Superior cable strain relief. More compact for given contacts. Preferred in harsh conditions.
IP67 = Dustproof + 1m waterproof
IP68 = Continuous underwater use
IP69K = High-pressure washdown
Higher numbers = better protection
Check rating for your environment
Varies by size:
M8: 3-4 contacts
M12: 3-8 contacts
M23: 12+ contacts
Larger connectors support 100+ contacts
Prices vary widely:
Simple plastic M8: $5-$10
Ruggedized metal M23: $50-$200
Military-grade: $100-$500
Cost depends on materials/features
Inspect seals regularly
Clean contacts periodically
Check for corrosion
Use protective caps when unmated
Avoid overtightening
Store properly when unused
