10G PoE+ Injector TPE-315GI - Convert Non-PoE Port to PoE

In this review of the TRENDnet TPE-315GI, the bottom line is simple: this injector is for network installers or IT teams that need to add a 10G PoE+ feed to an existing non-PoE switch without replacing the switch. It converts a 10GBASE-T port into a combined data-and-power RJ-45 output and supports both PoE and PoE+ devices up to 100m over Cat6A or better cabling. The unit is a practical, metal-enclosed, wall-mount injector with NDAA and TAA compliance for government purchases and a clear three-year manufacturer protection promise.

Key Features

• 10GBASE-T ports: Provides a full 10Gbps RJ-45 uplink and a 10G data+power output so high-bandwidth devices can run without upgrading a switch.
• PoE and PoE+ power: Supplies PoE (up to 15.4W) or PoE+ (up to 30W) to powered devices and uses auto-sensing to deliver only the required wattage.
• 100m distance: Delivers data and power up to 100m (328 ft) over Cat6A or better cabling for standard installation runs.
• Durable mounting: Sturdy metal enclosure and wall-mount design fit common installation scenarios and help keep the injector secured and ventilated.
• Compliance and support: NDAA and TAA compliant for U.S. and Canada government installs, backed by three years of TRENDnet manufacturer protection and English-speaking tech support.

Who It's For

This injector is aimed at network administrators, installers, and small IT teams who already have a 10G non-PoE switch and need to power devices such as wireless access points, IP cameras, VoIP phones, or access controls without replacing switching hardware. It is particularly useful where a short-term or mixed deployment requires occasional PoE+ ports but not a whole new PoE switch.

Those who need higher than 30W per port, integrated switch management, or dense multiport PoE solutions should look at full PoE switches instead. Home users with only gigabit needs or users with older cabling (below Cat6A) should confirm cabling compatibility before buying.

Pros & Cons

Pros

• Simple plug-and-play conversion of a non-PoE 10G port into a PoE+ capable port without changing switch infrastructure.
• Supports full 10Gbps throughput on Cat6A or better, keeping bandwidth-sensitive devices running at line speed.
• Solid metal enclosure and wall-mount design make installation straightforward and durable for field use.
• NDAA and TAA compliance plus three-year manufacturer protection provide purchasing confidence for government and enterprise buyers.

Cons

• Maximum output is limited to PoE+ (30W) so devices requiring higher wattage will not be supported.
• Some customers reported mixed experience with the power supply behavior, so confirmation with specific devices is advised before large deployments.

Specifications

Device interface	1 x 10GBASE-T port; 1 x 10GBASE-T+ (data + power)
PoE output	PoE up to 15.4W; PoE+ up to 30W
Maximum cable distance	Up to 100m (328 ft) over Cat6A or better
Compliance	NDAA and TAA compliant (U.S. and Canada only)
Enclosure and mounting	Sturdy metal enclosure, wall-mount design
Manufacturer protection	3 years TRENDnet manufacturer protection
Supported speeds	10Gbps (10GBASE-T)

Our Verdict

The TRENDnet TPE-315GI is a focused, good-value tool for situations where one or a few 10G PoE+ ports are needed without replacing a non-PoE 10G switch. It delivers the expected throughput, sensible installation options, and government-friendly compliance. Buyers who require more power per port or multiport PoE management will want a dedicated PoE switch, but for inline conversions this injector is a practical, supported option.

Frequently Asked Questions

Can this injector power PoE+ devices up to 30W?
Yes. The injector supports PoE+ output up to 30W and will auto-sense the required wattage for connected devices.

How far can I run PoE with this unit?
The unit delivers data and power up to 100m (328 ft) over Cat6A or better cabling.

Is this suitable for government installations?
Yes. The TPE-315GI is NDAA and TAA compliant for U.S. and Canada government purchases and includes three years of manufacturer protection.