Mortise Type Exit Device-Model # 4230

Technical Data

ULL 4230 rim exit devices are sued for all types of single and double doors with mullion.

ULL 4230F rim exit devices are used for UL listed fire labeled single doors up to 4ʼ x 8ʼ (1219mm x 2438mm) or 8ʼ x 8ʼ (2438mm x 2438mm) double doors installation

Material: Stainless steel components on aluminium chassis

Strikes: Steel

Vertical rods: Aluminium

Handing: This device ships RHR and is quick field-reversible

  • Device Lengths: Short (36”): (850mm), Long (48”): (1137mm)
  • Door Widths:
    1. 36” – (736mm to 914mm) door size
  • Minimum Stile Width: 48” – (838mm to 1219mm) door size (107mm)
  • Latch Bolt
    1. Stainless steel two-piece mechanical (19mm) with anti-friction inset and auxiliary
      deadlocking latch.
  • Strikes: Universal curved lip, non-handed, 405 (panic), 405F (fire). Optional 405C (panic) or 405CF (fire) flat ANSI Strike for door pairs with overlapping astragal (7’/8’ lip) Panic device – Hex key dogging (RD) standard
  • Dogging Kit
    1. Fire device – No mechanical dogging (ND)
  • Dogging Options
    1. Cylinder Dogging (CD)
    2. Less Dogging (LD)
  • Mounting Fasteners
    1. Panic device – Machine screws furnished standard
    2. Fire device – Sex nuts and bolts (SNB) supplied standard
    3. SNB are required to use for wood doors, order SNB separately
  • Mounting Height: Device centerline from finished floor is (1016m) standard
  • Projection: Pushbar Neautral: (78mm), Pushbar Depresesed (66mm)
  • Finishes: 603, 605, 612, 613, 625, 626, 630



  • ANSI /BHMA: Tested and certified to the requirements of ANSI/BHMA A 156.3 Grade 1
  • UL Listed: Panic Exit Hardware or 3-hour Fire Exit Hardware