— IC芯片 | 连接器 | 传感器 | 被动器件 —
Product Detailed Parameters
- Description:BUZZER PIEZO 44.45MM TH
- Series:SBT
- Mfr:Mallory Sonalert Products Inc.
- Package:Bulk
- Driver Circuitry:Indicator, Internally Driven
- Input Type:DC
- Frequency:2.075kHz
- Technology:Piezo
- Operating Mode:Pin Selectable
- Duration:Variable
- Sound Pressure Level (SPL):85dB @ 9V, 10cm
- Current - Supply:15 ~ 25mA
- Port Location:Top
- Operating Temperature:-30°C ~ 65°C
- Approval Agency:cUL, UL
- Ratings:Medical
- Ingress Protection:-
- Mounting Type:Through Hole
- Termination:PC Pins
- Height - Seated (Max):0.551" (14.00mm)
- Voltage - Rated:-
- Voltage Range:9 ~ 12V
- Size / Dimension:1.750" Dia (44.45mm)
Download product information
Overview
The SBT12PMHFPPC is a piezoelectric buzzer manufactured by Mallory Sonalert Products Inc. It features an internal driver circuit and operates within a temperature range of -30°C to +65°C. The unit has a diameter of 44.45mm and utilizes a threaded terminal connection method for installation.
Feature Summary
- Piezoelectric technology with integrated internal driver
- Threaded terminal connection interface
- Compact cylindrical form factor
Applications
- Industrial equipment status indication
- Medical device audio alerts
- Transportation system signaling
Procurement Notes
Verify the specific acoustic output and frequency parameters against the official Mallory Sonalert datasheet, as distributor summaries may omit critical electrical specifications. Confirm that the threaded terminal style matches the target enclosure design requirements before finalizing procurement orders.
Selection Notes
Select this component when a compact, internally driven piezoelectric indicator is required. Ensure the application environment falls within the specified -30°C to +65°C operating temperature range. Verify compatibility with the threaded mounting style and terminal connections during the mechanical integration phase.
Part Context
This part belongs to the SBT series of industrial-grade audio indicators from Mallory Sonalert. The series is designed for reliable performance in demanding environments, offering various acoustic profiles and mounting options to suit different industrial and medical applications requiring clear audible signals.
Replacement Considerations
Consult the manufacturer's cross-reference documentation for verified substitute part numbers. Do not assume functional equivalence with other Mallory models without verifying electrical and mechanical specifications.
ChipApex | Global Electronic Components Supplier









