Ethernet Surge Protector Gigabit PoE++ PT-PR04G - Industrial 4-Port

In this review the PROCET PT-PR04G Ethernet Surge Protector is evaluated for network installers and site managers who need rugged PoE protection for outdoor or industrial deployments. The bottom line: it is a purpose-built surge arrestor that focuses on protecting PoE devices from lightning and transient events while preserving full gigabit data rates. The unit's key selling point is its combination of a zinc alloy housing, DIN rail flexibility and rated surge handling (common mode >20KV and differential mode 1.5KV), making it a sensible choice where reliability under harsh conditions is the priority.

Key Features

• High surge capacity: Handles common mode surges above 20KV and differential surges of 1.5KV to reduce damage from lightning-induced transients.
• Gigabit data support: Passes 10/100/1000 Mbps so network speed is not compromised when protecting PoE links.
• PoE++ compatible: Supports IEEE802.3af/at/bt and PoE++ devices and can carry up to 120W per port for high-power equipment.
• Wide temperature range: Rated to operate from -40F to 185F, suitable for outdoor cabinets and industrial environments.
• Flexible installation: Zinc alloy shell with a DIN rail bracket for back or side mounting, and can also be desk or wall placed for convenience.

Who It's For

The PT-PR04G is ideal for network technicians, industrial sites, and installers protecting IP cameras, wireless access points, or other PoE devices exposed to potential surge events. Its high per-port power rating and PoE++ compatibility make it appropriate where devices require up to 120W and where maintaining gigabit throughput is important.

It is less suitable for home users with minimal surge risk or installations that require managed surge monitoring or remote reporting features, since the unit is a robust hardware protector without network management capabilities.

Pros & Cons

Pros

• High surge capacity for both common and differential modes provides strong protection for sensitive gear.
• Maintains full gigabit speeds so throughput is preserved on protected links.
• Supports up to 120W per port and PoE++ standards for high-power devices.
• Durable zinc alloy housing and DIN rail mount options simplify industrial installation.

Cons

• Does not provide remote diagnostic or managed reporting; protection is passive and hardware-based.
• May be overkill for small, low-risk residential setups where simpler protectors suffice.

Specifications

Our Verdict

The PT-PR04G is a focused, no-frills surge protector designed for installers who need reliable, high-capacity PoE protection without management features. It preserves gigabit performance, supports PoE++ power levels, and is built for harsh environments, making it a good value for commercial and industrial deployments that prioritize device longevity and uptime.

Frequently Asked Questions

Will this affect my network speed?
It is rated for 10/100/1000 Mbps so it should not reduce gigabit throughput when installed correctly.

Can it handle high-power PoE++ devices?
Yes, it supports IEEE802.3af/at/bt and up to 120W per port, suitable for PoE++ devices.

How can it be mounted?
The unit has a zinc alloy shell and a flexible DIN rail bracket for back or side mounting and can also be placed on a desk or wall mounted.