GND Defender

GND Defender by iFi Audio – SilentPower by iFi

Ground control to major components. The iFi Audio GND Defender is the intelligent solution for eliminating unwanted ground loops in your audio system. Designed to cut annoying low-frequency hum caused by multiple Grounds/Earths in your setup, the GND Defender detects and removes the ground loop without compromising on safety or EMI shielding.

Eliminate Ground Loop Hum with AI Detection

The GND Defender is placed at the IEC power input, where it intelligently detects and removes ground loops. It retains the safety of your equipment while eliminating that pesky hum by breaking DC ground loops without lifting the safety ground.

• Retains EMI shielding.
• Equipment safety is maintained – it’s not a typical ground lift.
• More than one GND Defender may be required for systems with multiple ground loops.

High-Performance Build – Safety and Durability

The GND Defender is built to last, with cutting-edge safety features:

• High-performance glass passivated semiconductor.
• 1500VRMS UL Listed Dielectric Strength.
• X7R capacitor with high-temperature stability.
• Flame-resistant IEC socket, connector, and chassis made from fireproof polymers (UL94-V0 rated).

Global Compatibility

With a surge overload rating of 220A and a continuous current rating of 7A, the GND Defender is ready to handle all voltages around the world, from 90V to 240V.

EMI shielding is retained and the GND Defender safely maintains your audio equipment’s performance while cutting out disruptive ground loop noise. Say goodbye to ground hum and hello to pristine sound quality with iFi Audio’s GND Defender.