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SCE016MD2DP3B is listed in the Alarms, Buzzers, And Sirens range at ChipApex. The manufacturer field lists Mallory Sonalert Products Inc.. Its product description is BUZZER PIEZO 42.98MM PNL MNT. Review the specifications below when checking this part for your BOM.
The SCE016MD2DP3B is an internally driven piezoelectric buzzer from the SCE series by Mallory Sonalert Products Inc. It operates on a DC input voltage range of 6 to 16V with a current draw of 40mA. The device produces a sound pressure level of 75dB at 6V measured at a distance of 61cm. It emits a slow double pulse tone at a frequency of 2kHz, operating at 2 pulses per second. The unit features terminal block connections and is designed for panel mounting.
Verify the specific suffix DP3B corresponds to the slow double pulse variant when ordering. Confirm that the application environment falls within the specified 6-16V DC range. Ensure panel cutout dimensions accommodate the 42.98mm diameter housing. Check for required environmental certifications such as UL or cUL recognition for the target market.
Select this model if a moderate volume indicator with a distinct slow pulsing pattern is required. Compare against the DP2B variant which offers a fast double pulse if urgency signaling is needed. Ensure the 75dB SPL meets audibility requirements for the installation location. Verify that terminal block wiring suits the available harness or PCB layout constraints.
This component belongs to the SCE industrial-grade audio indicator family. It shares physical dimensions and electrical characteristics with other SCE models but differs in acoustic waveform and drive circuitry. The series is designed for robust performance in demanding environments.
The SCE016MD2DP2B serves as a functional substitute offering identical electrical parameters but utilizes a fast double pulse mode instead of slow. Ensure the change in pulse timing aligns with the intended alert protocol before substitution.
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