6GK6090-0AS21-0BA1-ZA01B00 SIEMENS Exclusive RS900 Managed Industrial Ethernet Switch with Conformal Coating Original Brand New
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The SIEMENS 6GK6090-0AS21-0BA1-ZA01B00 RUGGEDCOM RS900 is a rugged, managed Ethernet switch featuring conformal coating for added protection in harsh industrial environments. Equipped with 6 Fast Ethernet RJ45 ports and 2 Fast Ethernet copper ports (10/100TX), this model ensures robust, reliable data transmission in critical infrastructure applications. The RS900 is engineered for demanding utility, transportation, and industrial automation sectors where resilience against electromagnetic interference and environmental challenges is essential.
Overview
Designed to operate within a wide temperature range of –40 °C to +85 °C, the RUGGEDCOM RS900 withstands extreme environmental conditions, making it suitable for substations, factory floors, and outdoor enclosures. The conformal coating enhances durability by protecting internal components from moisture, dust, and chemical contaminants. Its compact DIN rail-mounted design, coupled with advanced Layer 2 management and security features, offers high flexibility for industrial networking needs.
- Industrially hardened 9-port managed Ethernet switch with conformal coating
- 6 x 10/100BASE-TX copper ports (RJ45)
- 2 x 10/100BASE-TX copper ports (factory configured)
- Rugged design with high EMI immunity and surge protection
- DIN rail mount for compact industrial installations
- Certified for hazardous locations – Class 1 Division 2
- Wide operating temperature range from –40 °C to +85 °C
Design
- Supports Fast Ethernet copper and fiber optic interface options
- Multi-mode and single-mode optical transceiver support
- Integrated power supply with 24 V DC input (10–36 V DC)
- Optional high-voltage input: 120 V AC/DC – 230 V AC/DC
- Conformal coating for enhanced environmental protection
- Compact, durable design for industrial applications
Product Link: 6GK6090-0AS21-0BA1-ZA01B00












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