Safran - StarSync™ U4

Safran - StarSync™ U4

The StarSync™ U4 is the next-generation high-performance time server and interoperability platform designed to deliver resilient and precise timing across high-speed Ethernet networks. Combining White Rabbit, PTP and NTP in a compact modular platform, it provides a common timing infrastructure for critical applications requiring deterministic time and frequency distribution.

Featuring four high-speed 1G/10G SFP+ interfaces, advanced processing capabilities and a carrier-grade timing architecture, the StarSyncTM U4 enables flexible deployment as a Grandmaster, Boundary Clock or interoperability node. Multi-source redundancy, seamless failover, advanced holdover capabilities and integrated monitoring ensure continuous synchronization even in demanding network environments.

Designed for modern mission-critical infrastructures, the StarSync™ U4 combines comprehensive management, advanced cybersecurity and optional expansion modules to address evolving synchronization requirements. From financial trading, telecom and datacenters to defense, utilities and scientific facilities, it provides a scalable, future-ready platform for accurate, secure and reliable timing distribution.
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Features

  • Sub-nanosecond time transfer accuracy using White Rabbit
  • High-speed 1G/10G network interfaces
  • Flexible & modular architecture
  • Integrated multi-constellation GNSS receiver
  • Advanced monitoring capabilities
  • Resilient & secure timing architecture
  • High scalability
  • Multi-protocol timing interoperability

SPECS

  • 4 × 1G/10G SFP+ timing interfaces
  • Native White Rabbit, PTP & NTP support
  • High throughput: up to 4,000 PTP clients @ 128 pps per port
  • Grandmaster, Boundary Clock & Slave operation
  • Integrated multi-constellation GNSS receiver
  • Interoperability with legacy timing interfaces: 1PPS & 10 MHz inputs/outputs
  • Low-jitter, low-phase-noise frequency distribution
  • Multi-source timing references with seamless failover
  • High-resolution timing source monitoring & configurable alarms
  • Secure management with RADIUS/ TACACS+, HTTPS, SSH, REST-API & SNMPv3
  • 2 × expansion slots for option cards supporting additional timing I/O
  • Redundant hot-swappable power supplies
  • Fanless 1U, 19-inch rack design

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