Nickel Wall Mount ET70 Series Speaker Strobe 135/185

Model #ET70-24MCWH-FN

Call for Quote: 1-800-335-0229 EXT. 152

Product Overview

  • 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 –31°F to 150°F (-35°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 Features: When used in conjunction with Wheelock PS-24-8MC Power Supplies or SM/DSM Sync Modules, the Wheelock weatherproof appliances can be synchronized to meet NFPA 72 synchronization requirements. The horn output of horn strobes can be independently controlled on 2-wire circuits using the Wheelock patented sync protocol. MTWP horn strobe models are 4-wire appliances; the strobes can be synchronized while the audible can be connected to a coded fire alarm system or can be set to produce any of eight selectable tones.


The Wheelock high performance Series ET Speakers and Series ET Speaker Strobes provide high audio output, clear audibility, dual voltage (25/70 VRMS) capability and field selectable taps from 1/8 to 8 watts. They are designed to meet the critical needs of the life safety industry for effective emergency voice communications, tone signaling and visible signaling to alert the hearing impaired. The low profile design incorporates a speaker mounting plate for faster and easier installation. Each model has a built-in level adjustment feature and an aesthetic two (2) screw grille cover.

Additional Information

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Mount Type Wall Mount

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