iFi SilentPower DC Blocker

  • iFi SilentPower DC Blocker


iFi SilentPower DC Blocker

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  • DC OFFSET BLOCKING - Blocks DC offset which creates an annoying mechanical hum on audio (>1,000mV)
  • EQUIPMENT SAFETY - Equipment Safety is maintained when connected to the DC Blocker
  • EMI SHIELDING - EMI shielding is retained when using the GND Defender
  • SILENT POWER - The latest in the SilentPower range. Now more versatile than ever.
  • NOTE - This product does not remove ground loops, please see the GND Defender. This product blocks DC Offset which create a mechanical hum.


ZERO DC Block technology – stops DC from getting into your amplifier and eliminates amplifier transformer hum.
High-performance glass passivated semiconductor.  High-case dielectric strength of 1500VRMS. UL listed.  Flame resistant IEC socket/connecter/chassis (Fireproof polymers UL94-V0).
EMI shielding is retained.
 The DC Blocker removes such DC and eliminates such mechanical transformer hum, makes the transformer operate at the optimum environment. With the DC Blocker, there is 0 DC pass through.


ZERO DC Block technology Blocks incoming DC – up to 1,200mV
Voltage rating 90 – 240 volts
Maximum current rating > 10A
Continuous current rating 7A
Universal IEC Hospital-grade IEC connectors
Dimensions 68 x 37 x 32 mm / 2.7” x 1.5” x 1.3”
Weight 63g / 2.2oz


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Free 3-5 day delivery on all orders within the UK with no minimum spend

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12 month guarantee on all products for your peace of mind

Best price promise

We beat or match any price on the whole range at Joe Audio