China Customized POE Injector Manufacturers - Wholesale POE Injector in Stock

Your Professional POE Injector Supplier

Aost Electronic Tech Co., Ltd. has been a leading manufacturer of advanced HDMI series Consumer electronics products in China. Currently, our main products include HDMI Switchers, splitters, extenders, Converters, HDMI Video wall controllers, media players.

8 Port Poe Panel Injector
In the world of networking, Power over Ethernet (PoE) technology has revolutionized how we power devices without needing separate electrical outlets. Our 8 LAN ports and power ports non-standard

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4 Port Poe Panel Injector
In the world of network infrastructure, powering devices over Ethernet cables has become a game-changer for efficient setups. Our 4/8 LAN ports and power ports non-standard passive PoE injector

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Gigabit 16port Poe Panel Injector
In today's fast-paced networking world, powering multiple devices over a single Ethernet cable is a game-changer for efficiency and cost savings. The POE-16125G is a robust 16-port passive PoE

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Gigabit Active Poe Injector
In today's connected world, where seamless networking is essential for businesses and surveillance systems, a robust PoE injector can make all the difference.

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90w Poe Injector
In the world of modern networking, where devices demand more power and seamless connectivity, the Gigabit Ethernet PoE Injector stands out as a reliable solution. This device delivers up to 90W of

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Passive Poe Injector
In the realm of network infrastructure, Power over Ethernet (PoE) technology has revolutionized how devices are powered and connected, eliminating the need for separate power cables and simplifying

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Why Choose us

Extensive Industry Expertise

With nearly two decades of focused experience in HDMI technology development and application, the company leverages a team of senior engineers and specialized R&D personnel to deliver technically robust and market-ready solutions.

Certified Manufacturing Capability

The company operates an ISO 9001–certified quality management system and consistently delivers OEM/ODM solutions compliant with key international regulatory standards, including CE, FCC, and RoHS.

Global Market Presence

Its products are distributed across more than 30 countries and regions spanning Asia, Europe, North America, and Oceania—demonstrating broad international acceptance and scalable market penetration.

Parameter

Parameter	Details
Product Name	Super-power PoE Injector
Model	PSE-480200G
Connector Type	1x 10/100/1000M copper cable RJ45 ports (all ports support MDI/MDIX) + 1x 10/100/1000M Combo ports
Network Media	10BASE-T: Cat3,4,5 UTP (≤100 meter); 100BASE-TX: Cat5 or more UTP (≤100 meter)
Bandwidth	1 Gbps (non-blocking)
MTBF	190,000 hours (about 21 years)
Forwarding Mode	Store-And-Forward
Network Protocols	IEEE 802.3i 10BASET; IEEE 802.3u 100BASETX; IEEE 802.3x Flow Control; IEEE 802.1af DTE Power via MDI; IEEE 802.3af
LED Display	System: power supply; Every Port: connecting, PoE working status
Power Supply	Power input: AC90-240V 50/60Hz (custom power plug for every country)
PoE Ports	1 port support POE
PoE Port Power	48V 2A for POE port (up to 96W)
PoE Standard	IEEE 802.3at BT+
PoE Feature	All ports support MDI/MDIX
Working Environment	Operating Temperature: 0°C ~ 55°C; Storage Temperature: -20°C ~ 75°C; Operating Humidity: 10% ~ 95%, non-condensing
Certification	CE Mark, commercial; CE/LVD EN60950, RoHS
Radiation	CE mark, commercial; FCC Part 15 Class B; VCCI Class B; EN 55022 (CISPR 22), Class B
Transmission Distance	Cat.5 transmission distance: 100m
Warranty	2 year warranty

Benefits of POE Injector

Versatility

Compatibility: PoE injectors can be used with any standard Ethernet switch, providing a flexible solution for adding PoE capabilities to existing networks. This compatibility ensures that businesses can enhance their current infrastructure without needing to replace existing switches, making the transition smooth and cost-effective.
Multiple Configurations: Available in single-port and multi-port configurations to suit different network sizes and requirements. Single-port injectors are ideal for small setups, while multi-port injectors cater to larger networks, offering scalability and adaptability to various business needs.

Cost-Effective Upgrade

Budget-Friendly: By eliminating the need for new PoE switches, injectors offer a cost-effective way to upgrade existing networks without significant capital expenditure. This approach allows businesses to allocate their budgets more efficiently, focusing on other critical areas of network development and maintenance.
Extends Hardware Life: Allows businesses to continue using their existing non-PoE switches while adding PoE functionality. This not only reduces waste but also maximizes the return on investment from existing network hardware.

Easy Installation

Plug-and-Play: Simple setup process requires minimal technical expertise, making it easy to deploy PoE injectors quickly. This ease of installation reduces downtime and ensures that the network is up and running with minimal disruption.
Reduced Cabling: Integrates power and data into a single cable, reducing the need for additional wiring and simplifying network design. This streamlined cabling approach minimizes clutter and enhances the overall aesthetics and functionality of the network setup.

Scalability

Flexible Expansion: Multiple injectors can be used to power various devices across the network, making it easy to scale PoE capabilities as needed. This flexibility ensures that the network can grow with the business, accommodating new devices and technologies.

How a PoE Injector Works

01/

AC Power Input: The PoE injector receives AC power from a power source, such as a wall outlet or power adapter.

02/

DC Power Conversion: The injector converts the AC power into DC power using a transformer, rectifier, and voltage regulator. This DC power is typically between 48V and 57V.

03/

DC Power Input: The injector is powered by a DC power supply through a direct DC power cable directly into the injector.

04/

PoE Detection: The injector establishes a communication link with the PoE-enabled device over the Ethernet cable. During this process, it detects the device's power requirements.

05/

Data and Power Transmission: The injector sends DC power and Ethernet data over the same cable. The power is typically transmitted through the unused pairs of the Ethernet cable, while the data is transmitted through the standard data pairs.

06/

Power Delivery: The PoE-enabled device receives the PoE power from the injector through the Ethernet cable. It uses this power to operate its circuitry and transmit data over the network.

Types of POE Injector

Active PoE Injector

Conforms to the PoE standard of IEEE 802.3af, IEEE 802.3at, or IEEE 802.3bt is considered to use active PoE. During the initial handshake, if the PoE injector does not receive the proper acknowledgment, it will not power up, ensuring the device’s safety. The typical 802.3at/af/bt PoE voltage is 44 to 57 volts (V) DC.

Passive PoE Injector

Adopts PoE technology that does not conform to the 802.3at/af/bt standard is considered to use passive PoE. Generally, passive PoE devices run on 18 to 48 volts. It is important to note that it may likely cause permanent electrical damage to the device if the wrong voltage is connected.

12 Volt, 24 Volt, and 48 Volt PoE Injectors

Depending upon the output power voltage a PoE injector supplies, it is put into one of three types: 12V, 24V, or 48V. The voltage of a PoE injector must be taken into account as its voltage and the voltage standard of the PoE device must be compatible.

Certificate

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Flexible Global Shipping Solutions

We support multiple shipping methods including sea freight, air freight, rail transportation, and express delivery to meet different delivery timelines and project requirements. Professional packaging and export handling ensure safe and efficient transportation for international orders.

FAQ

Q: What’s the difference between a PoE Injector and PoE Midspan?

A: PoE injectors and Midspans are similar in that they both inject power along the transmission line. However, PoE injectors can extend the data transmission up to 200 meters away from the original Ethernet switch, whereas a PoE midspan is limited to a data transmission range of only 100 meters from the Ethernet switch. A PoE midspan may be suitable for connecting and power devices at shorter distances (within 100 meters), while PoE injectors are used when you need to power and connect devices beyond the traditional 100 meter limit of Ethernet cables.

Q: Can You Use a PoE Injector with a PoE Switch?

A: PoE injectors can seamlessly complement PoE switches. They provide flexibility in powering devices where PoE switches might not be practical or available.

Q: How Do I Choose the Right PoE Injector?

A: Consider factors like power requirements, device compatibility, and budget. Opt for a PoE injector that aligns with your network's unique needs to ensure seamless operation.

Q: What Voltage PoE Injector Do I Need?

A: It depends on the device's power requirements. Ensure the PoE injector provides the necessary voltage to meet your device's specifications for optimal performance.

Q: Do PoE Injectors Negotiate?

A: PoE injectors negotiate power needs with connected devices, ensuring optimal power delivery without overwhelming or underpowering the device.

As one of the most experienced poe injector manufacturers in China, we also support customized service. Welcome to wholesale high quality poe injector in stock here from our factory. If you have any enquiry about quotation, please feel free to email us.