Technology partner: V3360 Cooper Notification (Wheelock)
SKU IOB-R-3360
Back Box for Multitone Electronic Horn & Strobe, model no. MTWP-2475W-FR and Series ET70WP Waterproof Speaker Strobe, model no. ET70WP-2475W-FR.
Standard Product-3 Days Lead Time


  • Approvals include: UL Standards 1971, 1638, 464 and 1480 California State Fire Marshal (CSFM) and New York City (MEA), Factory Mutual (FM) and Chicago (BFP) . See agency approvals by model number on page two of this document
  • Compliance with the following requirements: NFPA, UFC, ANSI 117.1, OSHA Part 29, 1910.165, ADA
  • Weatherproof with extended temperature range of ?40?F to 150?F (-40?C to 66?C)*
  • Dual Listed strobe models (UL 1638 and UL 1971)
  • Industry?s highest strobe candela options
  • Synchronization capability using Series SM, DSM Synch Modules (MTWP and MT-12/24 audible is non-sync)
  • Models with field selectable tone, dBA and candela settings
  • Wall or ceiling mounting options
  • Surface of semi-flush mounting
  • IN/OUT wiring termination accepting two #12-18 AWG wires at each terminal