Piezo Buzzer 120V Panel Mount
**-- THIS PRODUCT CONTAINS 1 PER PACK --**
The Mallory Sonalert MAS27A29ERB120Q is a high-performance piezo buzzer designed for reliable audible signaling in a wide range of AC-powered applications. Rated for 120V operation with a voltage range of 60–130V, this internally driven buzzer produces a strong 90 dB sound pressure level at 30 cm, ensuring clear and effective alerts. With a multiple frequency output and single-tone mode, it provides versatile sound signaling for industrial, commercial, and safety systems.
Built with durable piezo technology, this buzzer is housed in a right-angle flange-mount enclosure for easy panel installation. It features screw terminal and quick-connect tab terminations (0.248"/6.30mm) for secure and flexible wiring. Operating within a temperature range of -20°C to +70°C, it is well-suited for demanding environments. Compact in size at 44.50mm x 31.00mm with a maximum height of 25.60mm, it fits easily into tight panel spaces while delivering dependable acoustic performance.
**Specifications**
- **Manufacturer:** Mallory Sonalert Products Inc.
- **Series:** MAS
- **Part Number:** MAS27A29ERB120Q
- **Category:** Audio Products – Alarms, Buzzers, and Sirens
- **Driver Circuitry:** Internally driven indicator
- **Input Type:** AC
- **Voltage Rating:** 120V AC
- **Voltage Range:** 60–130V AC
- **Sound Pressure Level:** 90 dB @ 120V, 30 cm
- **Current Supply:** 20 mA
- **Frequency:** Multiple, single-tone mode
- **Port Location:** Top
- **Mounting Type:** Panel mount, flange, right angle
- **Termination:** Screw terminal, quick-connect tab (0.248"/6.30mm)
- **Technology:** Piezo
- **Operating Temperature:** -20°C to +70°C
- **Dimensions:** 44.50mm L x 31.00mm W x 25.60mm H (1.752" x 1.220" x 1.008")
- **Packaging:** Bulk
- **Part Status:** Active
**Key Features**
- High-performance 120V AC piezo buzzer
- Internally driven for easy integration
- Loud 90 dB output for reliable alerts
- Wide operating voltage range (60–130V AC)
- Compact flange-mount, right-angle design
- Easy wiring with screw and quick-connect terminals
- Rugged piezo technology ensures long life
- Wide operating temperature range for versatile use
The MAS27A29ERB120Q delivers a loud, clear signal in a compact, easy-to-install form, making it an excellent choice for industrial and commercial alerting systems.
**-- THIS PRODUCT CONTAINS 1 PER PACK --**