DEHN + SOEHNE DPA M CAT6 RJ45S 48 Surge Arrester for CAT6 Ethernet Networks

Network administrators protecting high-speed Ethernet links in industrial or commercial buildings rely on the DEHN + SOEHNE DPA M CAT6 RJ45S 48 to shield CAT6 cabling from transient overvoltages. This inline surge arrester plugs directly into a shielded RJ45 port, maintaining signal integrity up to 10 Gigabit Ethernet while diverting harmful surges away from sensitive equipment. Its compact design installs in seconds without extra cabling, and the shielded connectors preserve grounding continuity.

Key specifications

• Product type: Surge arrester for Ethernet networks (CAT6 / CAT5e)
• Nominal voltage: 48 V DC; Max continuous operating voltage: 57 V DC
• Supports data rates up to 10GBASE-T (10 Gigabit Ethernet)
• PoE compatible: IEEE 802.3af/at/bt (PoE, PoE+, 4PPoE) up to 1000 mA
• Voltage protection level: line-line ≤ 250 V, line-PG ≤ 600 V
• Nominal discharge current (8/20 µs): 1 kA per line
• Frequency range: 0–250 MHz; all 4 pairs protected
• Connector: Shielded RJ45; Mounting: Inline adapter
• Degree of protection: IP20; Operating temperature: -40 °C to +80 °C
• Standards: IEC 61643-21, EN 50173-1, EN 50174-2; Housing: Plastic (PA)

Why choose it

This surge arrester combines high transmission performance with dependable protection, keeping your network operational after surge events. With PoE support up to 1000 mA, it powers IP cameras, access points, and other PoE devices while protecting both data and power lines. The shielded RJ45 connectors ensure continuous grounding, and the inline design requires no additional cabling.

Ideal use cases

• Protecting Ethernet connections in industrial automation and control systems
• Safeguarding PoE-powered devices such as IP cameras and wireless access points
• Securing network infrastructure in commercial buildings against lightning-induced surges
• Ensuring reliable 10 Gigabit Ethernet links in high-speed data environments

Good to know

The DPA M CAT6 RJ45S 48 complies with IEC 61643-21 and EN 50173-1, making it suitable for structured cabling systems. Its plastic housing (PA) offers durability, and the operating temperature range of -40 °C to +80 °C allows deployment in harsh environments. The surge arrester protects all four pairs of the RJ45 connector, covering both data and PoE lines.