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Triple-row Eurorack studio enclosure.

The Structure EP-420 Eurorack case offers 420hp of space split into three rows, paired with a combined 17 amps of clean, quiet power.

The EP-420 Enclosure features hand-stained hardwood and aluminum construction, edge to edge rails that reduce gaps between modules and the side of the case. It has 30 smooth-sliding square nuts per rail. Modules always fit perfectly (holds up to 90 modules). Your order will include 180 Black (Size 4-40 1/4") module mounting screws.

  • 6 Amps of Clean, Filtered +12v Power
  • 6 Amps of Clean, Filtered -12v Power
  • 5 Amps of Clean, Filtered +5v Power
  • 60 Keyed Eurorack Power Headers
  • External Power Switch with LED
  • Fused Power Protection
  • Universal IEC Power Connector
  • Discrete EMI filter per power rail (+12v, +5v, -12v)
  • Low Output Ripple & Noise 
  • UL & CE Approved, RoHS Compliant
  • Over Load and Short Circuit Protection
  • Line Regulation (Full Load): ≤0.5%
  • Output Overload Protection: 10%-150% Hiccup Mode with Auto-Recovery


  • External Depth at Top: 3.5 in.
  • External Depth at Base: 9 in.
  • External Height: 18 in.
  • External Width: 29 in.
  • Minimum Internal Depth for Modules: 3 3/8 in.
  • Maximum Internal Depth for Modules: 6 in.
  • Empty Weight: 20 lb.

A safe place for your precious modular gear with clean, quiet power.

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  • Free Standard Ground shipping (48 contiguous states, some overweight and Used/Vintage items excluded).
  • Orders placed before 3 p.m. ET usually ship the same business day.
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