Ubiquiti INS-3AF-I-G Instant 802.3af Passive PoE to 802.3af Adapter - 48V DC Input - 24V 500mA Output - Gigabit Ethernet
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Product Features
Technical Overview
Engineered for precise power conversion, the INS-3AF-I-G handles input voltages of 48V DC and outputs 24V DC at a maximum current of 500mA. This specification matches common passive PoE sources and delivers power suitable for many Ubiquiti and third-party network devices.
The adapter features one 10/100/1000Base-T input port and one output port, both supporting Gigabit Ethernet to maintain high-speed data transfer alongside power delivery. Its external form factor and compact depth of 3.76 inches make it easy to install in various environments, from office ceilings to industrial racks.
Relevant factors for this section include Protection Type, Input Voltage, Maximum Output Voltage, Maximum Output Current. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
Key Product Advantages
This PoE adapter simplifies network power management by converting passive PoE to the widely adopted 802.3af standard, reducing compatibility issues and streamlining deployments.
These strengths make the product easier to deploy and manage in real environments, especially where reliability, usability, and day-to-day operational continuity matter. Notable benefits include Standard Compliance, High-Speed Data, Reliable Protection.
Standard Compliance
Enables use of passive PoE devices with 802.3af switches and injectors, expanding deployment options and future-proofing installations.
- Transforms passive PoE to 802.3af
- Works with standard PoE switches
High-Speed Data
Gigabit Ethernet ports ensure network throughput is not compromised, supporting fast data transfer for modern applications.
- 10/100/1000Base-T ports
- No data speed bottleneck
Reliable Protection
Integrated surge protection guards connected equipment against voltage spikes, enhancing durability in varied electrical conditions.
- Surge protection included
- Safeguards network devices
Deployment / Use Cases
The INS-3AF-I-G is ideal for upgrading existing passive PoE setups to comply with 802.3af standards, often used in wireless networks, surveillance systems, and VoIP deployments.
In wireless networking, it powers access points from standard PoE switches, enabling centralized power management and remote control. For security installations, it provides reliable power to IP cameras, ensuring continuous operation without separate power supplies. In office environments, it supports VoIP phones and other PoE devices, reducing cable clutter and simplifying maintenance.
Wireless Network Expansion
Use with Ubiquiti or third-party access points to deploy Wi-Fi in areas where only passive PoE is available, converting it to 802.3af for switch compatibility.
Surveillance System Integration
Power IP cameras from PoE switches, allowing for easier installation and centralized power management in security setups.
Physical Profile
The adapter has an external form factor with a depth of 3.76 inches and weighs approximately 1.76 ounces, making it lightweight and easy to mount in tight spaces. Its compact design allows for flexible placement on walls, ceilings, or near network equipment without occupying significant rack space.
The physical profile is practical for deployment planning because the dimensions and weight are clearly defined: 3.76" (95.50 mm), 1.76 oz (50 g). This helps confirm rack, shelf, desk, or cabinet fit before installation.
- Depth
- 3.76" (95.50 mm)
- Weight
- 1.76 oz (50 g)
Highlights
- Converts passive PoE to 802.3af standard for compatibility
- 48V DC input and 24V DC 500mA output for reliable power
- Gigabit Ethernet ports maintain high-speed data transfer
- Surge protection safeguards connected network devices
- Compact external form factor for easy installation
- Works with 802.3af switches for remote power management
- Ideal for access points, IP cameras, and VoIP phones
- Lightweight design at 1.76 oz for flexible mounting
Specifications
| Specifications | |
|---|---|
| Manufacturer | Ubiquiti Inc. |
| Manufacturer Part Number | INS-3AF-I-G |
| Brand Name | Ubiquiti |
| Product Line | Instant |
| Product Model | INS-3AF-I-G |
| Product Name | Instant 802.3af Passive PoE to 802.3af Adapter |
| Product Type | PoE Injector |
| Technical Information | |
| Protection Type | Surge Protection |
| Power Description | |
| Input Voltage | 48 V DC |
| Maximum Output Voltage | 24 V DC |
| Maximum Output Current | 500 mA |
| Interfaces/Ports | |
| Input Ports | 1 x 10/100/1000Base-T |
| Output Ports | 1 x 10/100/1000Base-T |
| Physical Characteristics | |
| Form Factor | External |
| Depth | 3.76" (95.50 mm) |
| Weight (Approximate) | 1.76 oz (50 g) |
| Miscellaneous | |
| Country of Origin | China |
| Warranty | |
| Limited Warranty | 1 Year |
FAQ
What does this PoE adapter do?
The Ubiquiti INS-3AF-I-G converts passive Power over Ethernet (PoE) to the 802.3af standard, allowing devices that use passive PoE to be powered from standard 802.3af-compliant switches or injectors. It takes a 48V DC input and outputs 24V DC at 500mA, enabling compatibility and centralized power management in network setups.
What devices is this adapter compatible with?
This adapter is compatible with network devices that require 24V passive PoE, such as certain Ubiquiti access points, IP cameras, and VoIP phones. By converting to 802.3af, it also works with standard PoE switches, expanding deployment options for upgrading existing passive PoE installations to modern standards.
What are the input and output power specifications?
The adapter accepts an input voltage of 48V DC and delivers an output of 24V DC with a maximum current of 500mA, providing up to 12W of power. This matches common passive PoE sources and is suitable for powering many network devices without overloading them.
Does this adapter support Gigabit Ethernet speeds?
Yes, it features one 10/100/1000Base-T input port and one output port, both supporting Gigabit Ethernet. This ensures full network throughput is maintained, so data transfer speeds are not bottlenecked when using the adapter for power delivery in high-speed applications.
How is this adapter installed and mounted?
The adapter has an external form factor with a compact depth of 3.76 inches and weighs 1.76 ounces, making it easy to install. It can be mounted on walls, ceilings, or near network equipment using standard mounting methods, and its lightweight design allows for flexible placement in various environments.
What protection features does this adapter include?
It includes surge protection to guard connected devices against voltage spikes and electrical disturbances. This enhances durability and reliability in deployments where power fluctuations may occur, such as in outdoor or industrial settings, helping to prevent damage to network equipment.
| Qty | Price | Available |
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