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Cisco GRWIC-4T | 4x Smart Serial (sync/async), up to 8 Mbps/port; DCE/DTE clocking; HDLC/PPP/FR

SKU:GRWIC-4T

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Description

Four-port synchronous/asynchronous serial expansion for CGR 2000 routers, ideal for SCADA, telemetry, and legacy serial backhaul. Supports multiple serial interfaces via Cisco Smart Serial cables and common WAN encapsulations under IOS for flexible edge integrations.

Features

- Four flexible sync/async serial interfaces in a single module
- Supports multiple physical standards via Smart Serial cabling
- Per-port DCE/DTE and clocking flexibility
- Broad protocol support for legacy and modern WAN use
- Integrated IOS management for unified configuration and monitoring
- Optimized for utilities and industrial serial migrations

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

Technical Specifications

- Interfaces: 4 x Cisco Smart Serial ports (26-pin)
- Modes: Synchronous up to 8 Mbps per port; Asynchronous up to 115.2 kbps
- Supported encapsulations: HDLC, PPP, Frame Relay, X.25
- Clocking: Internal or external; DCE/DTE configurable
- Cable options: Smart Serial to V.35, X.21, EIA-530/530A, EIA-232/449 (sold separately)
- Management: Integrated via router IOS (CLI/SNMP)
- Use cases: SCADA, substation automation, telemetry, serial modem/leased-line replacement
- Platform compatibility: Cisco CGR 2000 series GRWIC slot
- Power: Draws from host system (no external power)

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