48V 0.5A Desktop POE Injector Adapter

As the professional manufacturer in China, Starwell would like to provide you high quality 48V 0.5A Desktop POE Injector Adapter, which is designed to deliver both power and data to network devices such as Wireless Access Points (APs), IP Cameras, VoIP phones, and IoT gateways through a single Ethernet cable. It eliminates the need for a separate power cable near the device, simplifying installation and reducing costs.

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Product Details

As a professional power supply manufacturer in China, Starwell introduces its 48V 0.5A Desktop PoE Injector Adapter. Featuring a compact desktop design, the unit utilizes an IEC C6 input connector and supports various output voltage and current configurations—including 48V/0.5A, 24V/1A, and 12V/2A—making it suitable for network devices such as wireless APs, IP cameras, VoIP phones, and IoT gateways. The product employs Passive PoE technology (Mode B: 4/5+, 7/8-), transmitting both power and data simultaneously over a single Ethernet cable to simplify installation wiring and reduce overall system costs.

Product Specification

Input	100-240V AC 50/60Hz
Output	48V0.5A/ 24V1A/ 12V2A
Input Type	IEC C6 connector
Output Type	1RJ45 connector ---POE 1RJ45 connector ---LAN
Output Power	10w-15w
Material	Plastic
Efficiency	85%(MIN)at Rated Voltage
Operating Temperature	0°C to +60°C
Storage Temperature	-20°C to +85°C

Connectors:

Input: Standard AC inlet (IEC C14 / NEMA 1-15P depending on region)

Data In: 1 x RJ45 (Female) – Connect to Switch/Router

Data & Power Out: 1 x RJ45 (Female) – Connect to PoE Device

Compatibility & Pin Assignment

Type: Passive PoE (or Standard 802.3af/at – Please specify which one applies).

Wiring Standard: Mode B (End-Span) – Power is supplied on the spare pairs.

Pin 4 & 5: Positive (+48V)

Pin 7 & 8: Negative (GND/Return)

Note: If this is a Standard (802.3af) injector, it will support both Mode A (Data Pairs) and Mode B negotiation.

Important Note (Compatibility Warning)

Please verify your device’s power requirements before purchasing:

Voltage: Your device must accept 48V DC.

Power Budget: The total power consumption of your device must be less than 24W.

Standard: If your device strictly requires IEEE 802.3af/at negotiation, ensure this injector supports active handshake protocols; otherwise, a Passive PoE injector may damage non-compatible equipment.

FAQ:

Q1: Can you give a brief introduction about your company? A1: Certainly. We are Shenzhen Starwell Electronics Co., Ltd., a professional custom manufacturer with 17 years of experience, located in Shenzhen City, Guangdong Province, China.

Q2: What are your main certifications and production capabilities? A2: We have been verified on-site by SGS, a world-leading inspection company. Our facilities cover 4,550 m², and we have a dedicated R&D team as well as over 10 sets of professional testing instruments. We maintain a strict quality management system to ensure full-process control.

Q3: What are your main products? A3: We specialize in manufacturing power cords, extension cords, and DC-DC power adapters. We are recognized as a Top 8 Best Seller in this category on Alibaba.com. Our expertise allows us to provide solutions ranging from standard items to fully customized products.

Q4: Do you offer customization services? What do they include? A4: Yes, customization is our core service. We offer:

Sample-based customization: Production based on your provided samples.

Full customization (OEM/ODM): Customization in specifications, length, plug type, color, packaging, and labeling to meet your specific market needs. Please feel free to share your ideas—our professional R&D team is ready to support you.

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