Edwards 757-1A-R70

The Edwards 757-1A-R70 is a single-action re-entrant speaker for 70-volt emergency notification systems, delivering full-range audible alarm tones and voice evacuation signals. The re-entrant design ensures consistent sound coverage in spaces with high ambient noise or challenging acoustics, while the weatherproof high-impact plastic housing supports both indoor and outdoor installations.

Key Features

• Re-entrant speaker design for superior audibility in high-ambient-noise environments
• 70V RMS rated operation with standard mounting plate for single-screw installation
• Output: 98 dB @ 10 feet, red housing with fire-retardant plastic construction
• Weatherproof design rated for indoor and outdoor applications
• Optional LKW and LKC lens marking kits for custom labeling
• Simple three-lug terminal connection for up to #12 AWG wire

Technical Specifications

• Sound Output: 98 dB @ 10 feet
• Voltage Rating: 70V RMS at 90 ohms nominal impedance
• Speaker Type: Cone-style with sealed back construction
• Housing: High-impact, fire-retardant plastic, red finish
• Mounting: Wall mount with single-screw installation, no trim plate required
• Wire Terminals: Polarized connections accepting #12 AWG (2.5mm²) maximum
• Operating Temperature: 0° to 49°C (32° to 120°F)

Certifications

• UL 1971 Listed for fire alarm speaker applications
• ADA compliant audible notification device