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AtlasIED UKT70-2C-U51-8 8" Dual Voice Coil Fire Signaling Ceiling Speaker

AtlasIED UKT70-2C-U51-8 8" Dual Voice Coil Fire Signaling Ceiling Speaker

SoundPro Item: 20106 | Part Number: UKT70-2C-U51-8

Regular price $152.99
Regular price $186.99 Sale price $152.99
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MSRP: $186.99 | MAP: $152.99

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  • UL 1480 Listed For Fire-Protective Signaling System Compliance
  • Dual Voice Coil With Whizzer Cone Extends Frequency Response For High Intelligibility
  • Factory-Mounted 70.7V Transformer With Multi-Tap Power Selection For Flexible Zoning
  • Fire-Retardant Moisture-Proof Cone Construction For Life Safety Environments
  • DC Blocking Capacitor And Color-Coded Leads Simplify Compliant Field Wiring
  • U51-8 Baffle Included For Unobtrusive Ceiling Appearance In Finished Spaces

The AtlasIED UKT70-2C-U51-8 is engineered for life safety and emergency voice evacuation systems in commercial and institutional installations. The 8" dual voice coil driver pairs a whizzer cone with a 10 oz. ceramic magnet to extend frequency response from 60Hz to 8kHz, ensuring voice intelligibility and alarm tones are reproduced clearly across a wide coverage area — critical in corridors, atriums, classrooms, and healthcare facilities where emergency communications cannot be compromised.

The package ships as a complete, installation-ready assembly: a factory-mounted 70.7V transformer with multi-tap power selection, a DC blocking capacitor, 6" color-coded leads for simplified wiring, and a U51-8 baffle designed for an unobtrusive ceiling appearance. The fire-retardant, moisture-proof cone construction meets the environmental demands of life safety applications. To achieve full UL compliance, this speaker must be installed within a UL-approved enclosure, which AtlasIED offers as a companion product for this series.

For systems integrators and low-voltage contractors specifying distributed audio for fire-protective signaling, the UKT70-2C-U51-8 delivers a cost-effective, pre-assembled solution that satisfies UL Standard 1480 requirements without requiring field assembly of transformer or baffle components.

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Specifications

Certifications
Safety Listing
UL Standard 1480
Audio
Frequency Response
60Hz - 8kHz
Sensitivity
94dB Peak, 91dB Avg.
Power Taps
0.5, 1, 2, & 5 Watts
Transformer Voltage
70.7V
Voice Coils
Dual 1"
Dimensions
Diameter
8" (20.32 cm)
Depth
2 7/8" (7.3025 cm)
Construction
Magnet
10 oz. Ceramic
Cone
Fire-Retardant, Moisture-Proof
Identifiers
Warranty
60 months from date of purchase

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