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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

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Altronix

SKU: HUBWAY8CD

Altronix HUBWAY8CD 8 Channel Passive UTP Transceiver Hub

8-channel UTP video hub extends 750 feet on standard twisted-pair cabling
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$912.88 $609.99 Save $302.89

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Altronix

SKU: HUBWAY8CDS

Altronix HUBWAY8CDS 8 Channel Passive UTP Transceiver Hub

8-channel UTP transceiver hub with 750ft video range and integrated 24/28VAC power
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$904.99 $603.99 Save $301.00

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Altronix

SKU: HUBWAY8D

Altronix HUBWAY8D 8-Channel Passive UTP Transceiver Hub

8-channel passive UTP hub with 750ft range and integrated 24/28VAC power
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$912.88 $609.99 Save $302.89

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Altronix

SKU: HUBWAY8DI

Altronix HUBWAY8DI 8-Channel UTP Transceiver Hub

8-channel UTP hub with 750ft video range and integrated 24/28VAC power
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$1,096.43 $731.99 Save $364.44

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Altronix

SKU: HUBWAY8DS

Altronix HUBWAY8DS 8 Channel Passive UTP Transceiver Hub

8-channel UTP transceiver hub with 750ft range and integrated 24VAC power
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$904.99 $603.99 Save $301.00

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Altronix

SKU: NETWAY4E1PL

Altronix NETWAY4E1PL 4-Port Gigabit Switch with SFP

4-port Gigabit switch with SFP fiber uplink for security networks
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$1,058.97 $688.99 Save $369.98

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Altronix

SKU: NETWAY4E1WP

Altronix NETWAY4E1WP 4-Port PoE+ Gigabit SFP Switch

4-port PoE+ switch with 1G SFP uplink for outdoor security networks
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$1,149.12 $749.99 Save $399.13

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Altronix

SKU: NETWAY4EB

Altronix NETWAY4EB 4-Port Gigabit PoE Switch SFP

4-port Gigabit PoE switch with dual 60W Hi-PoE and 1G SFP uplink
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$678.76 $452.99 Save $225.77

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Altronix

SKU: NETWAYSP8X

Altronix NETWAYSP8X 8-Port PoE Switch with Fiber SFP

8-port managed PoE switch with dual fiber SFP and 120W integrated power
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$2,032.00 $1,355.99 Save $676.01

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Altronix

SKU: P1AB2K

Altronix P1AB2K Single-Mode SFP Transceiver 550m

Single-mode SFP transceiver for fiber runs up to 550 meters
Special Order · Usually Ships in 2-3 Weeks

$174.35 $113.99 Save $60.36

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Altronix

SKU: P1GCE

Altronix P1GCE SFP Copper Transceiver 550M Multi-Mode Fiber

SFP copper transceiver for multi-mode fiber runs up to 550 meters
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$116.16 $75.99 Save $40.17

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Altronix

SKU: P1MM

Altronix P1MM SFP Multi-Mode Transceiver

SFP multi-mode transceiver for fiber runs up to 550 meters
In stock · Usually Ships Same Business Day

$87.21 $56.99 Save $30.22

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Altronix

SKU: P1SM10

Altronix P1SM10 SFP Single-Mode Transceiver

Single-mode SFP transceiver for 550m fiber runs in security networks
In stock · Usually Ships Same Business Day

$89.30 $57.99 Save $31.31

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Altronix

SKU: PACE1ST

Altronix PACE1ST Long Range Ethernet over CAT5e Mini Transceiver

Extend Ethernet 500m over CAT5e with PoE-powered transceiver
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$297.83 $193.99 Save $103.84

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Axis

SKU: 5801-801

Axis T8611 SFP Single-Mode Fiber Transceiver - 5801-801

Single-mode SFP transceiver for fiber runs up to 10km
- 1310nm wavelength with LC.LX connector for long-distance Ethernet
- Hot-swappable SFP module integrates into Axis devices without downtime
- Industrial-grade single-mode fiber eliminates copper cabling over distance
Special Order · Usually Ships in 2-3 Weeks

$119.00 $118.99 Save $0.01

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Axis

SKU: 5801-821

Axis T8613 SFP Module 1000BASE-T Transceiver - 5801-821

Gigabit SFP transceiver for Axis network expansion via RJ-45
- 1000 Mbps data rate with 1000BASE-T Ethernet connectivity
- SFP form factor fits compact installations in Axis devices
- Plug-and-play setup requires no configuration or tools
Special Order · Usually Ships in 2-3 Weeks

$105.00 $104.99 Save $0.01

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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

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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