ABOUT US
FOUNDED IN 1958, FOURWENTS HAS BECOME A TRUSTED NAME
WORLDWIDE IN THE DESIGN AND MANUFACTURE OF ROTARY
JOINTS, ROTARY UNIONS, AND ROTOR SEALS. FOR OVER SIX
DECADES, WE HAVE SET INTERNATIONAL BENCHMARKS, DRIVEN
BY INNOVATION, RELIABILITY, AND STRONG PARTNERSHIPS WITH
CUSTOMERS AND SUPPLIERS.
OUR EXPERTISE
WE DELIVER A COMPREHENSIVE RANGE OF ENGINEERED,
STANDARD, AND CUSTOMIZED ROTARY JOINTS / ROTARY UNIONS
AND SLIP RINGS DESIGNED WITH ADVANCED CAD/CAM
TECHNOLOGIES FOR PRECISION AND PERFORMANCE ACROSS
DIVERSE INDUSTRIES.
APPLICATIONS IN DEFENCE & INDUSTRY
- AIRCRAFT & UAVS :REAL-TIME RADAR, VIDEO, AND SENSOR
TRANSMISSION
- NAVAL SYSTEMS : CONTINUOUS DATA FLOW FOR RADARS,
COMMUNICATION, AND NAVIGATION
- GROUND VEHICLES :RELIABLE CONNECTIVITY FOR TURRETS,
SENSORS, AND ANTENNAS
- SATELLITE COMMUNICATION : SECURE, UNINTERRUPTED
COMMAND AND CONTROL LINKS
KEY ADVANTAGES
- COMPACT, SPACE-EFFICIENT DESIGN
- SUPERIOR PERFORMANCE WITH MINIMAL LOSS
- STABLE TRANSMISSION DURING ROTATION
- HIGH CHANNEL ISOLATION ACROSS FREQUENCIES
- DURABLE, EASY-TO-MAINTAIN CONSTRUCTION
- CERTIFIED MATERIALS AND ADVANCED SURFACE TREATMENTS
FUTURE-READY INNOVATION
- MINIATURIZED DESIGNS FOR UAVS & PORTABLE SYSTEMS
- HIGH-SPEED DATA TRANSMISSION FOR AI AND AUTONOMOUS
PLATFORMS
- ENHANCED RESILIENCE AGAINST HARSH ENVIRONMENTS AND
CYBER THREATS
- SEAMLESS INTEROPERABILITY WITH ALLIED COMMUNICATION
NETWORKS
TRUSTED WORLDWIDE
BACKED BY UNMATCHED ENGINEERING EXPERTISE AND A
COMMITMENT TO CONTINUOUS IMPROVEMENT, FOURWENTS
ROTARY JOINTS ARE THE CHOICE OF LEADING DEFENCE AND
INDUSTRIAL ORGANIZATIONS ACROSS THE GLOBE.
CORE COMPETENCIES & SOLUTIONS
Engineering & Simulation 
CNC Precision Machining
Welding & Fabrication
End-to-End Assembly &
Validation
Inspection & Quality control
