UL Classified
(UL 555C)

Less Than 3 Hours

Profile : 22 Ga Frame and Blades Material

Galvanized Steel

Fusible Standard
Rated Link


Fusible Optional
Rated Link


Fusible Link Type – Standard

Standard Link Attachment(SL)

Fusible Link Type – Optional

Easy Access Attachment (EA)

  • AVI-51SB in Boot

    6" x 4" x 4"Ø to 14" x 12" x 10"Ø
    Enclosure Types
    Flanged or Non-Flanged
    90° Boot
    UL Design
    UL 263 Approved for Use in
    L-587*, L-528, and L-562 Floor/Ceiling
    P-556* and P-533 Roof/Ceiling