Power Over Ethernet System Installation in Airdrie, Alberta
Install your POE system in your office or commercial building with Kreistrom Electrical & Controls.

POE System Installation
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Frequently Asked Questions About Power Over Ethernet Systems
What is a power over Ethernet (PoE) system?
A power over Ethernet (PoE) system is a network infrastructure that uses standard Ethernet cables to transmit both data and power to devices such as computers, phones, and cameras. This allows devices to be powered remotely without the need for a separate power outlet or power supply.
What are the benefits of a power over Ethernet (PoE) system?
There are several benefits to using a PoE system:
- Simplified installation: PoE systems do not require separate power cables or outlets, which can simplify the installation process.
- Reduced cost: PoE systems can reduce the cost of installing power outlets and separate power cables.
- Greater flexibility: PoE systems allow devices to be powered and moved to different locations without the need for rewiring.
- Improved reliability: PoE systems can provide a more reliable power source compared to traditional power outlets, which can be prone to interference or damage.
Are there different types of power over Ethernet (PoE) systems?
Yes, there are different types of PoE systems that can support different power levels and device types. The most common types of PoE systems are:
- PoE Type 1: Also known as “802.3af,” this type of PoE system can provide up to 15.4 watts of power and is suitable for devices that do not require a high level of power.
- PoE Type 2: Also known as “802.3at,” this type of PoE system can provide up to 30 watts of power and is suitable for devices that require more power, such as security cameras or access points.
- PoE Type 3: Also known as “802.3bt,” this type of PoE system can provide up to 90 watts of power and is suitable for devices that require a very high level of power, such as large displays or industrial equipment.
How does a power over Ethernet (PoE) system work?
In a PoE system, a device called a PoE injector or switch is used to transmit power over the Ethernet cables. The injector or switch is connected to a power source, such as a wall outlet or a battery backup, and supplies power to the devices connected to the Ethernet cables. The devices receive the power through a component called a PoE module, which converts the power back into a form that can be used by the device.
What types of devices can be powered by a power over Ethernet (PoE) system?
A wide range of devices can be powered by a PoE system, including:
- Computers and laptops
- Phones and tablets
- Network switches and routers
- Cameras and security systems
- Audio and video equipment
- Point-of-sale systems and other business equipment
How do I choose the right power over Ethernet (PoE) system for my needs?
When choosing a PoE system, it is important to consider the power requirements of the devices you will be powering. Make sure to select a PoE system that can provide the appropriate power level for your devices. It is also important to consider the size and complexity of your network, as well as any future expansion plans. A licensed electrician or network specialist can help you determine the best PoE system for your needs.