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Black rectangular AC-DC power adapter with barrel tip connector

ABLEGRID

ABLEGRID 9V AC-DC Adapter for Electro-Harmonix 8 Step Program

SKU CH-4HZ8-AB9QB

A 9 V AC-DC adapter with 100-240 V input and over-voltage protection for the Electro-Harmonix 8 Step Program sequencer

  • Battery TypeUPS
  • Worldwide AC input 100-240V for global use
  • 101% compatibility with Electro-Harmonix 8 Step Program
  • Over-voltage and over-heat protection built in
  • CE, FCC and RoHS certified for safety
  • Non-OEM high-quality replacement power adapter

ABLEGRID 9V Adapter for EHX 8 Step Program

This ABLEGRID 9V AC-DC adapter is a non-OEM power supply built for the Electro-Harmonix 8 Step Program analog expression sequencer. It accepts a worldwide AC input of 100-240V at 50-60Hz and delivers a DC output through a barrel tip connector. The unit carries CE, FCC and RoHS certifications and is sold as a brand-new replacement part.

Thermal and Safety Protection

The adapter includes over-voltage protection and over-heat protection to safeguard the connected pedal during operation. The supplier notes that the unit should be kept in a suitably ventilated environment and away from skin-contact surfaces if used for extended periods. No fan or active cooling details are provided in the specifications.

Critical Compatibility Check

The single specification that determines fit is the DC output voltage combined with the barrel tip connector size. The supplier explicitly states that the buyer must verify the output and tip size match the original power supply before ordering. No other voltage or connector options are offered with this model.

Highlights

  • Worldwide AC input 100-240V for global use
  • 101% compatibility with Electro-Harmonix 8 Step Program
  • Over-voltage and over-heat protection built in
  • CE, FCC and RoHS certified for safety
  • Non-OEM high-quality replacement power adapter

Specifications

BrandABLEGRID
Battery TypeUPS

Questions about this item

How do I connect the 9V DC barrel-tip plug to the Electro-Harmonix 8 Step Program and what polarity mistake should I avoid?

Match the adapter's DC output to the pedal's 9V centre-negative requirement; the barrel tip carries positive voltage so reversing it will prevent the sequencer from powering on.

What long-term care does this non-OEM power supply need to keep its over-voltage and over-heat protection working?

Keep the unit in a ventilated, low-humidity spot and never rest it on leather or fabric; dust the vents occasionally so internal components stay cool during extended sessions.

At what input voltage range does the adapter maintain stable 9V DC output when used worldwide?

The supply accepts AC 100-240V at 50-60Hz, so it delivers regulated 9V DC across mains from 100V up to 240V without manual switching.

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