iFi DC Blocker

The bigger the amplifier, usually, the larger the toroidal which is susceptible to residual DC voltage. JUst add the DC Blocker at the IEC to stop DC from getting in.
90-240V
Maximum rating >7A, continuous current rating 4A
Small size, universal application, won’t block any other connectors, sockets, or cables

• ZERO DC Block technology Blocks incoming DC – up to 1,200mV
• Voltage rating 90 – 240 volts
• Maximum current rating > 7A
• Max amplifier power 880W or VA on 220v 440W or VA on 110v
• Continuous current rating 4A

68 x 37 x 32 mm / 2.7” x 1.5” x 1.3”
63g / 2.2oz