PD-4 Low Profile Portable Derail


The PD-4 Low Profile Portable Derail is a single-end derail, available in left (PD- 4L) and right (PD-4R) hand throw.

Features and Benefits

PD-4 Low-profile Portable Derail
PD-4 Portable Derail with a PDF-LP staff assembly and an BF-2D derail flag. Staff assemblies and signal flags are sold separately from derails.
  • Better Convenience:
    Covers broader range of rail sizes from 70 lbs to 110 lbs.
  • Technically Proven:
    Fabricated from high-strength steel that will derail all rolling stock, including six-axle mainline locomotives, when installed properly.
  • Low Profile:
    The height sits only 2-3/4″ above the rail.
  • Lightweight:
    Each weigh only 42 lbs.
  • Easy Installation:
    Easily fit on the track and require no special tools to install.
  • Security:
    The portable derail, staff, and flag can be padlocked to the rail head to ensure visibility, safety, and security.

Nolan PD-4 Series Derails Specs Table

Portable Derail Staff Assembly