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Switch Modules

Switch modules expand network switch capability by adding uplink options, fiber connectivity, and modular expansion ports. Select compatible SFP transceivers and switch modules to match your switch hardware, fiber type, and distance requirements.

Plan Your Deployment

Switch model compatibility and supported module types
Fiber type selection (single-mode vs multi-mode)
Distance requirements and transceiver range
Uplink speed requirements (1G, 10G, etc.)
Network design and redundancy planning

Network Switches Get Recommendations

Showing Results for Switch Modules

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NETGEAR

SKU: APM414SD-10000S

NETGEAR 2 Neutrik DUO Fiber MMF Port Card - APM414SD-10000S
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$1,882.74 $1,169.99 Save $712.75

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NETGEAR

SKU: AXC7620-10000S

Netgear 20M Direct Attach Active Optical Sfp+ - AXC7620-10000S
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$82.71 $53.99 Save $28.72

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NETGEAR

SKU: APM414C-10000S

NETGEAR 4 10GBASE-T RJ45 Port Card - APM414C-10000S
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$868.95 $539.99 Save $328.96

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NETGEAR

SKU: AGM722F

NETGEAR AGM722F Fiber 1000BASE-LX Gbic Module
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$700.00 $469.99 Save $230.01

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NETGEAR

SKU: AX743-10000S

NETGEAR AX743-10000S ProSafe 10 Gigabit SFP+ Adapter
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$390.00 $264.99 Save $125.01

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NETGEAR

SKU: AXM761-10000S

NETGEAR AXM761-10000S 10GE SR SFP+ Module
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$492.40 $277.99 Save $214.41

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NETGEAR

SKU: AXM761P10-10000S

NETGEAR AXM761P10-10000S 10GBASE-Sr Sfp+ Module
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$2,414.26 $1,415.99 Save $998.27

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NETGEAR

SKU: AXM762-10000S

NETGEAR AXM762-10000S 10GE LR SFP+ Module
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$1,173.09 $662.99 Save $510.10

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NETGEAR

SKU: AXM764-10000S

NETGEAR AXM764-10000S 10GE Lr-Lite Sfp+ Module
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$492.40 $277.99 Save $214.41

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NETGEAR

SKU: AXM765-20000S

NETGEAR AXM765-20000S 1PT 10GBASE-T Sfp+ Module
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$477.91 $277.99 Save $199.92

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NETGEAR

SKU: AXM763-10000S

NETGEAR Device Type: Transceiver - Form Factor: - AXM763-10000S
$492.40 $277.99 Save $214.41

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NETGEAR

SKU: XSM4216F-100NAS

NETGEAR M4250-16XF 16X1G/10G Fiber Sfp+ MGD - XSM4216F-100NAS
$1,752.40 $1,032.99 Save $719.41

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Pelco

SKU: FMCI-PF1M

Pelco FMCI-PF1M SFP Fiber Media Converter Mini

Compact fiber media converter for Pelco cameras in tight spaces
- 100 Mbps Fast Ethernet over fiber with user-selectable SFP transceiver
- Mini enclosure fits headend racks and cable trays where full-size units won't
- One camera channel per unit; NDAA Section 889 compliant for government use
Special Order · Usually Ships in 2-3 Weeks

$617.72 $470.99 Save $146.73

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Pelco

SKU: FMCI-PF1POE

Pelco FMCI-PF1POE SFP Fiber Converter with PoE

Fiber converter with integrated PoE for Pelco cameras over extended runs
- 100 Mbps Fast Ethernet via SFP interface with user-supplied transceiver
- Single camera PoE output at fiber link end where local power unavailable
- NDAA Section 889 compliant for government and regulated deployments
Special Order · Usually Ships in 2-3 Weeks

$739.03 $563.99 Save $175.04

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Pelco

SKU: FMCI-PF2

Pelco FMCI-PF2 Dual-Channel SFP Fiber Media Converter

Dual-channel SFP fiber converter consolidates two 100 Mbps camera links
- Independent channels support mixed fiber types on one unit
- User-supplied SFP modules customize reach and fiber compatibility per channel
- NDAA Section 889 and TAA compliant for government security deployments
Special Order · Usually Ships in 2-3 Weeks

$870.37 $663.99 Save $206.38

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Pelco

SKU: FMCI-PG1

Pelco FMCI-PG1 Gigabit SFP Fiber Media Converter

Gigabit fiber media converter for Pelco cameras—no config needed
- Layer 1 transparent operation with one RJ45 and one SFP fiber port
- Accepts standard SFP transceivers (sold separately) for any fiber type
- DIN rail or surface mount; NDAA Section 889 compliant for government use
Special Order · Usually Ships in 2-3 Weeks

$988.34 $753.99 Save $234.35

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Browse by Product Family

Click through to shop the families that fit your switch modules deployment.

SFP Transceiver Modules

Single and dual-port SFP/SFP+ modules for multi-mode and single-mode fiber connectivity. Select modules match your switch hardware, fiber type, and distance requirements for reliable long-distance camera and sensor feeds.

Uplink & Expansion Modules

Modular uplink cards and stacking modules that extend network switch capacity. Add high-speed backhaul options to core switches managing multiple surveillance zones or large distributed camera deployments.

Managed & Industrial Switch Modules

Ruggedized and managed switch modules from Transition Networks and Comnet for harsh environments, extended temperature ranges, and redundancy-critical surveillance backbone infrastructure.

PoE Switch Modules & Power Management

Power injection and delivery modules that integrate with modular switches to supply PoE to distributed camera arrays. Essential when expanding switch capacity across multiple surveillance floors or buildings.

Fiber Optic & Long-Distance Modules

LC, SC, and ST fiber modules rated for extended distances (up to 10km+) over single-mode and multi-mode fiber. Critical for campus surveillance, inter-building camera links, and core network resilience.

Stacking & Redundancy Modules

Module backplanes, stacking cables, and redundancy cards that cluster multiple switches into unified logical units. Ensures zero-downtime failover for mission-critical surveillance backbone systems.

What to Look For When Buying

The decisions that matter most before you spec.

Match Module Type to Switch Chassis & Port Density

Switch modules must be compatible with your base switch hardware—verify slot types (SFP, QSFP, fixed vs. modular). Network collapse at the core often stems from mismatched uplink modules or insufficient expansion capacity when adding cameras to existing infrastructure.

Fiber Distance & Multimode vs. Single-Mode Selection

Single-mode fiber modules (9/125 µm) reach 10+ km; multi-mode (50/125 or 62.5/125 µm) typical to 2km. Choose based on inter-building distance and backbone topology. Wrong fiber type wastes budget and creates signal attenuation that degrades video frame rate and reliability across distributed sites.

Power Budget & PoE Scaling Across Modular Builds

Modular switches with integrated PoE modules must provide sufficient power delivery per port and across the entire stack. PoE budget planning becomes critical when clustering switches; undersized modules cause camera dropout and cascading system failures during peak recording.

Redundancy & Stacking for Mission-Critical Surveillance

Stacking modules and redundancy cards allow N+1 failover in surveillance backbones, preventing single points of failure. System failures during incidents are often caused by non-redundant core infrastructure; modular stacking protects uptime when incidents demand continuous monitoring.

Temperature & Environmental Hardening

Comnet and Transition Networks offer industrial-grade modules rated for -40°C to +70°C and conformal coating for outdoor or damp enclosures. Surveillance systems in uncontrolled environments require modules rated beyond commercial office specs to avoid thermal shutdown or corrosion.

Future Capacity Planning & Modular Growth

Select switches and modules with empty expansion slots to avoid forklift upgrades. Systems often exceed rated capacity within 2–3 years; modular architecture lets you add fiber uplinks or PoE cards without replacing the entire switch when scaling from 20 to 200+ cameras.

Technology Stack

The specs and acronyms that actually affect switch modules performance.

SFP / SFP+ / QSFP Transceivers

Small Form Factor pluggable modules that convert electrical signals to fiber optics (or vice versa). SFP handles 1 Gbps, SFP+ handles 10 Gbps, QSFP+ handles 40+ Gbps. Correct transceiver type matches your switch ports and bandwidth needs; mismatched modules won't seat or will downgrade performance.

Single-Mode vs. Multi-Mode Fiber

Single-mode (SMF, 9/125 µm core) supports 10+ km distances at lower cost per km but requires precision alignment; multi-mode (MMF, 50/125 µm) supports shorter distances (typically 300m–2km) with easier installation. Choose based on building spacing and budget; wrong choice means expensive rework or signal loss.

Port Density & Slot Type Compatibility

Modular switches have fixed slot configurations (e.g., 4-slot chassis accepts modules with specific form factors). Verify your base switch model supports the module you're ordering; plugging an SFP+ module into an SFP-only slot will not work and delays deployment.

Stacking Bandwidth & Backplane Throughput

Stacking cables and modules interconnect multiple switches into one logical unit with aggregated bandwidth. Insufficient backplane throughput (e.g., 48 Gbps backplane on switches with 48×1Gbps ports) creates bottlenecks between stacked units and limits surveillance backbone capacity.

PoE Power Budget Per Module & Chassis

PoE modules supply up to 30W per port (PoE+) or 95W per port (PoE++). Verify your module's total power delivery and the switch's power supply capacity; PoE injectors can augment undersized modules for camera-heavy deployments.

Managed vs. Unmanaged Module Features

Managed modules support VLAN tagging, spanning tree (STP), link aggregation, and SNMP monitoring; unmanaged are plug-and-play. Surveillance networks benefit from managed features to isolate camera traffic, ensure failover, and monitor uplink health during incidents.

Typical Deployment Scenarios

Multi-Building Campus with 300+ IP Cameras

Three buildings 500m apart connected via media converters and single-mode fiber modules. Core stack: 2× managed switches with stacking modules, each with 4 SFP+ uplink modules (10 Gbps each) and integrated PoE cards supplying 960W per switch. Redundancy ensures building isolation if one core switch fails. Core network design prevents collapse under concurrent recording.

K-12 School District: Classroom + Perimeter Expansion

Elementary school adds 80 cameras in phases. Start with one managed switch (12 fixed PoE ports), upgrade to modular chassis with 2 PoE modules (48 additional PoE ports) and 1 fiber uplink module to connect the high school 2km away. K-12 surveillance design recommends staged modular expansion to match budget cycles without downtime.

Warehouse + Loading Dock: Data Capture Across Three Zones

Distributed warehouse data capture system with 150 IP cameras and RFID readers across climate-controlled zones. Core: industrial-grade Transition Networks modular switch with 4 PoE modules (120 cameras + 30 IoT devices). Fiber modules uplink to routers in central monitoring room. Temperature-hardened modules resist dock condensation and freezer environments.

High-Density Edge Deployment: 200 Cameras, Single Ceiling Cabinet

Compact surveillance node: 1 managed switch with 4 SFP+ fiber modules and 2 PoE modules stacked in U-space. Axis cameras feed into local PoE modules; fiber uplinks carry traffic to central video storage and access control core. Single module failure doesn't cascade; redundant power supplies prevent module dropout during events.

Top Brands for Switch Modules

Click through to each brand for engineering profile and NDAA compliance status.

Transition Networks

Authorized dealer · browse the full Transition Networks catalog for this category

Comnet

Authorized dealer · browse the full Comnet catalog for this category

Axis

Authorized dealer · browse the full Axis catalog for this category

Vivotek

Authorized dealer · browse the full Vivotek catalog for this category

Lantronix

Authorized dealer · browse the full Lantronix catalog for this category

Hanwha

Authorized dealer · browse the full Hanwha catalog for this category

Frequently Asked Questions

What is the difference between SFP and SFP+ switch modules?

SFP (Small Form Factor Pluggable) transceivers handle 1 Gbps over copper or fiber; SFP+ handles 10 Gbps. Both fit the same form factor but are not cross-compatible—an SFP module will not work at full speed in an SFP+ slot, and vice versa. Always match transceiver speed to your switch's port rating and your bandwidth demand. For surveillance backbones carrying 50+ 4K cameras, 10 Gbps SFP+ modules prevent congestion.

How do I know if a switch module is compatible with my switch?

Check your switch's model number and documentation for supported module types (SFP, QSFP, PoE vs. line-card modules). Verify slot count, port count, and power budget. Comnet and Transition Networks publish detailed compatibility matrices; contact Ask an Expert if your model is not clearly documented. Incompatible modules will not seat or will error-out during startup.

What fiber distance do I need: single-mode or multi-mode?

Single-mode fiber reaches 10+ km reliably; multi-mode is typically 300m–2km depending on grade and wavelength. Measure the distance between your switch locations (including vertical runs in stacked buildings). For distances under 500m, multi-mode is cost-effective; over 1km, single-mode becomes competitive in total cost. Wrong choice results in signal loss, dropped frames, or camera disconnects.

Can I stack switch modules from different manufacturers?

Most industrial switches support vendor-agnostic stacking via standard stacking cables and backplanes, but verify before purchase. Transition Networks and Comnet industrial modules often support cross-vendor stacking under same protocol (e.g., Ethernet stacking). Consumer-grade modules typically require matching brands. Always confirm in the switch datasheet to avoid a non-functional stack.

How much power do PoE switch modules consume and supply?

Standard PoE (15.4W per port, 30W total per port including switch overhead) and PoE+ (30W per port, 60W total) are typical ratings. A 12-port PoE module can supply ~360W; verify your power supply and UPS can handle total module load plus redundancy margin. For 100+ cameras, plan 5–10W per camera average draw; undersized modules cause brown-out and dropout. PoE budget planning guide details sizing.

What is stacking, and why do I need it for surveillance?

Stacking interconnects multiple switches via high-speed backplane cables, creating one logical switch with aggregated bandwidth and failover. If one physical switch fails, traffic reroutes through remaining units. For surveillance, stacking prevents single points of failure in the backbone; system failures during incidents are often caused by core switch collapse. Redundant stacking is critical for mission-critical deployments like access control integration and continuous recording.

Related Categories

Adjacent equipment that typically ships alongside these products.

Power Delivery & Supplies Routers & Gateways PoE Injectors & Midspans Extenders & Repeaters Network Switches Media Converters Sensors & IoT Wireless Bridges

Engineering Reading

Deep-dives from our engineering team on deployment planning.

Why Surveillance Systems Fail During Incidents Why Your NVR Can't Handle Its Rated Camera Count Why Surveillance Networks Collapse at the Core Why Large Surveillance Systems Fail: Storage Throughput Reality Why Surveillance Standards Collapse After the Third Location Why 4K Cameras Fail at Night Why Your PoE Switch Fails After 18 Cameras Frame Rate vs. Reality: When 30 FPS Makes Your System Worse