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Cisco

Cisco WS-C3850-12S-S | 12x 1G SFP | PoE: N/A | Uplinks: 1x NM (4x1G/2x10G/4x10G/2x40G) | Lic: IP Base

SKU:WS-C3850-12S-S

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Description

Compact 1U L3 switch with 12x 1G SFP fiber ports, ideal for distribution or fiber access. Expand with modular uplinks up to 4x10G or 2x40G, and scale using StackWise-480 and StackPower for resilient campus designs.

Features

- 12x 1G SFP fiber for clean fiber aggregation or access
- Modular uplinks up to 4x10G or 2x40G for flexible backhaul
- StackWise-480 for high-availability and single-control-plane scaling
- StackPower for power redundancy and sharing
- Rich QoS, security ACLs, and multicast features (per license)
- Dual-stack IPv4/IPv6 readiness

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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FAQs

Technical Specifications

FAQs

Q: Which uplink modules are compatible?
A: Supports C3850-NM-4-1G, C3850-NM-2-10G, C3850-NM-4-10G, and C3850-NM-2-40G for up to 4x10G or 2x40G uplinks.

Q: Does this model provide PoE?
A: No. WS-C3850-12S variants are fiber SFP models without PoE.

Q: Can I stack this switch with other Catalyst 3850 units?
A: Yes, via StackWise-480. Mixed stacking with other 3850 models is supported.

Q: Can I upgrade from IP Base to IP Services?
A: Yes, software license upgrades are available to enable additional L3 features.

Technical Specifications

- Ports: 12x 1G SFP (fiber)
- PoE support: Not applicable (fiber-only)
- Uplinks: 1x network module bay; options: C3850-NM-4-1G, C3850-NM-2-10G, C3850-NM-4-10G, C3850-NM-2-40G
- License tier: IP Base
- Stacking: StackWise-480 (up to 9 members)
- Power sharing: StackPower supported (model-dependent PSUs)
- Layer features: L2 switching + foundational L3 per IP Base licensing
- IPv6: Dual-stack capable (features per license)
- Form factor: 1U rack mount
- Management: CLI, SNMP, NetFlow/Flexible NetFlow (license-dependent)

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