6GK6090-0GS21-0BA0-ZA03 SIEMENS Exclusive RS900G Managed Ethernet Switch Original Brand New
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The SIEMENS 6GK6090-0GS21-0BA0-ZA03 RUGGEDCOM RS900G is an industrially hardened, utility-grade, fully managed Ethernet switch. Equipped with dual fiber optical Gigabit Ethernet ports and eight Fast Ethernet copper ports, it delivers high-performance connectivity for mission-critical applications in demanding environments. Engineered with 128-bit encryption and flexible fiber connector options, including dual 1000LX singlemode LC 1310nm interfaces supporting up to 10 km distance, this switch ensures robust and secure data transmission for industrial networks.
Overview
Designed for reliable operation in harsh conditions, the RUGGEDCOM RS900G withstands extreme temperatures from –40 °C to +85 °C and offers superior protection against EMI and electrical surges. Its galvanized steel enclosure and optional conformal coating enhance durability, making it suitable for electric utility substations, industrial automation, and traffic control systems. The RS900G is powered via a 24 VDC input and features a DIN rail mounting for efficient space-saving installation in field environments.
- 10-port managed industrial-grade Ethernet switch with integrated ROSTM (Rugged Operating System)
- 8 x 10/100BASE-TX RJ45 copper ports for flexible deployment
- 2 x 1000BASE-X fiber optic ports (dual 1000LX singlemode LC 1310nm, up to 10 km)
- High immunity to EMI and electrical surges for reliable operation in harsh conditions
- Operating temperature range of –40 °C to +85 °C for industrial applications
- 128-bit encryption ensuring secure network communication
- DIN rail mounting with rugged galvanized steel enclosure
- Fully integrated power supply with 24 VDC input (10 – 36 VDC)
- Optional conformal coating available for enhanced protection
Design
- Managed 10-port Gigabit Ethernet switch with comprehensive cybersecurity features
- Support for SFP (1000BASE-X) or fixed Gigabit fiber optic configurations
- Dual low-voltage DC inputs for redundancy: 12 VDC, 24 VDC, 48 VDC
- Optional universal high-voltage input (120 – 230 V AC/DC) for diverse power requirements
- Compact DIN rail mountable design for efficient field installation
- Fanless operation with maintenance-free performance in industrial environments
Product Link: 6GK6090-0GS21-0BA0-ZA03












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