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PF-27N35PSQ
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Product Detailed Parameters
- Description：BUZZER PIEZO 12V 30MM TH
- Series：PF
- Mfr：Mallory Sonalert Products Inc.
- Package：Bulk
- Driver Circuitry：Transducer, Externally Driven
- Input Type：DC
- Frequency：3.5kHz
- Technology：Piezo (with Feedback)
- Operating Mode：Pulse, Fast
- Duration：3 PPS
- Sound Pressure Level (SPL)：90dB @ 12V, 30cm
- Current - Supply：8mA
- Port Location：Top
- Operating Temperature：-20°C ~ 70°C
- Approval Agency：-
- Ratings：-
- Ingress Protection：-
- Mounting Type：Through Hole
- Termination：PC Pins
- Height - Seated (Max)：0.638" (16.20mm)
- Voltage - Rated：12 V
- Voltage Range：3 ~ 28V
- Size / Dimension：1.181" Dia (30.00mm)
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Overview
The PF-27N35PSQ is a piezoelectric audio indicator manufactured by Mallory Sonalert Products Inc. It operates on a DC voltage range of 4 to 28V and features a fast pulse tone mode. The device emits a continuous sound at a frequency of 3.5 kHz with a sound pressure level of 90 dB. Its physical dimensions are 30 mm in diameter and 16 mm in height, utilizing wire lead termination for installation.
Feature Summary
- Piezoelectric transducer technology for reliable audio signaling
- Fast pulse output mode for distinct alert patterns
- Wide operating voltage compatibility from 4V to 28V DC
- High acoustic output capability for industrial environments
Applications
- Industrial machinery status indication
- Control panel alarm systems
- Equipment fault detection alerts
- Safety warning indicators in automated systems
Procurement Notes
Verify the specific voltage rating and current consumption requirements against the official datasheet before integration. Confirm that the wire lead termination style matches the system wiring infrastructure. Ensure the environmental conditions fall within the specified operational limits for long-term reliability.
Selection Notes
Select this component when a high-decibel, fast-pulsing audible alert is required for industrial applications. The wide voltage range allows flexibility in power supply design. Consider the physical size constraints and mounting method associated with the wire lead configuration during PCB or chassis layout planning.
Part Context
This part belongs to the PL series of piezoelectric buzzers from Mallory Sonalert. It is designed for through-hole or direct wiring applications where robust audio indication is necessary. The series is known for durability in harsh industrial settings.
Replacement Considerations
Direct substitutes may include other Mallory Sonalert parts within the PL series with similar acoustic and electrical characteristics. Verify pinout and dimensional compatibility if replacing with components from different manufacturers.
