A2H124-24FX P0973BJ
A2H124-24FX P0973BJFoxboro/Enterasys (a brand of Extreme Networks) Layer 2 Managed 24-Port 100Base-FX Fiber Ethernet Switch (Part Number: P0973BJ)
Model Interpretation:
- “A2H”: Identifies Enterasys’ A2 series secure stackable switch pl
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atform, optimized for industrial and enterprise networks.
- “124”: Indicates the base model with 24 access ports.
- “24FX”: Specifies 24 100Base-FX fiber-optic ports (FX = Fast Ethernet over Fiber).
- “P0973BJ”: Foxboro’s original part number for inventory and procurement, confirming compatibility with Foxboro DCS and industrial automation systems .
2. Product Description
The A2H124-24FX P0973BJ is a high-density, Layer 2 managed Ethernet switch co-branded by Foxboro and Enterasys (now part of Extreme Networks), engineered for industrial automation, data centers, and campus networks . Its core function is to provide reliable fiber-optic connectivity for device interconnection and data aggregation—featuring 24 100Base-FX fiber ports to support long-distance, interference-resistant data transmission (critical for harsh industrial environments), plus dual gigabit uplinks for high-speed connectivity to core networks .
Key technical values include:
- Fiber-Dense Connectivity & Scalability: 24 MT-RJ fiber ports enable connection of 24 edge devices (e.g., DCS controllers, IP cameras, industrial sensors) over multimode/single-mode fiber, with transmission distances up to 2km (multimode) or 10km (single-mode). It supports closed-loop stacking (up to 8 units), expanding port capacity to 192 FX ports and stacking throughput to 32 Gbps .
- Layer 2 Managed Capabilities: Supports IEEE 802.3/802.3u/802.3x standards, VLAN segmentation (802.1Q),
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