How to Choose the Right PoE Switch for CCTV Setup?

Choosing the right PoE switch for your CCTV setup depends on the number of cameras, power requirements (PoE or PoE+), network speed, and switch type (managed/unmanaged). Look for models with enough ports, high data throughput, and surge protection for best performance.

Introduction

Power over Ethernet (PoE) switches are devices that transmit both power and data to network devices like IP cameras using a single Ethernet cable. They’re essential in CCTV installations because they simplify wiring, cut costs, and enable flexible camera placement.
However, using the wrong PoE switch can lead to power shortages, network bottlenecks, or complete system failures—putting your surveillance at risk. At Multybyte, we offer a trusted range of PoE switches designed to meet the unique demands of CCTV systems, ensuring reliability and peace of mind.

What Is a PoE Switch?

A PoE switch is a network switch that delivers both data and electrical power to PoE-compatible devices through standard Ethernet cables. This allows devices like IP cameras, VoIP phones, and wireless access points to operate without separate power adapters.

PoE vs. PoE+ vs. PoE++:

• PoE (IEEE 802.3af): Up to 15.4W per port.

• PoE+ (IEEE 802.3at): Up to 30W per port.

• PoE++ (IEEE 802.3bt): 60W–90W per port for high-power devices.

Why Use a PoE Switch in a CCTV Setup?

• Simplifies installation: One cable for power and data reduces wiring complexity.

• Cost-effective: Cuts down on separate electrical installations.

• Flexible camera placement: Cameras can be installed in locations without nearby power outlets.

Example use-case: In an office, warehouse, or retail store, PoE switches enable centralized power and network control for multiple IP cameras, ensuring efficient and scalable surveillance.

Key Factors to Consider When Choosing a PoE Switch

Number of Ports

Ensure the switch has enough ports for your current and future IP cameras. For example, an 8-port PoE switch is ideal for small setups, but a 16-port switch might be better for future expansion.

PoE Budget & Wattage

The total PoE power budget of the switch determines how many devices it can run simultaneously:

• PoE: 15.4W/camera

• PoE+: 30W/camera

• PoE++: 60–90W/camera

Network Speed & Bandwidth

For HD cameras, a Gigabit PoE switch is recommended to prevent network bottlenecks and ensure smooth, real-time video streams.

Managed vs. Unmanaged

• Managed: Advanced control over network traffic, VLANs, QoS—ideal for enterprise setups.

• Unmanaged: Plug-and-play operation—suitable for home or small business CCTV systems.

Surge Protection & Build Quality

PoE switches with surge protection safeguard cameras from voltage spikes or lightning strikes, extending the lifespan of your system.

Mounting Type & Location

• Rackmount: Suitable for server rooms or data centers.

• Desktop: Compact options for homes/offices.

• Choose outdoor-rated switches for external camera installations.

Best PoE Switch Options from Multybyte

Here are our top recommended PoE switches for CCTV setups:

Explore our full range of PoE switch for CCTV

Common Mistakes to Avoid

• Buying a switch with fewer ports than required.

• Overlooking total PoE budget vs. camera power needs.

• Ignoring compatibility with IP cameras (some need PoE+ or PoE++).

FAQs

Q1: Can I use a regular Ethernet switch for CCTV?

No—regular switches lack PoE capability, so your cameras won’t receive power through the Ethernet cable.

Q2: How many cameras can a PoE switch support?

It depends on the number of ports and total PoE power budget. For example, an 8-port PoE+ switch can power up to 8 cameras drawing up to 30W each if the budget allows.

Q3: What’s the difference between PoE and PoE+ switches? 

PoE supports up to 15.4W per port, while PoE+ supports up to 30W—necessary for higher-power cameras.

Q4: Does a PoE switch affect video quality?

Indirectly—insufficient bandwidth or network speed on the switch can cause lag or frame drops in video streams.

Final Thoughts

Choosing the right PoE switch for CCTV requires considering the number of cameras, total power requirements, desired network speed, and whether you need managed features. By investing in a suitable switch, you ensure stable, uninterrupted surveillance that protects your home or business.
For guaranteed performance and long-term reliability, check out Multybyte’s best PoE switches tailored for CCTV and IP camera installations.

Ready for a seamless CCTV setup? Fill out our quick inquiry form