SCE048MA3SD5B

Alarms, Buzzers, And Sirens Overview

The SCE048MA3SD5B is an internally driven piezoelectric alarm from the SCE series, designed for panel mounting. It operates on a voltage range of 28 to 48 VDC and draws 40 mA. The device produces a double pulse tone at a frequency of 2.9 kHz with a sound pressure level of 75 dB measured at 61 cm. It features terminal block connections and has a diameter of 42.85 mm. Certified by cUL and UL, it supports a wide operating temperature range from -40°C to 85°C.

Alarms, Buzzers, And Sirens Feature Summary

• Internally driven piezoelectric technology for direct connection
• Double pulse operational mode for distinct audio signaling
• Terminal block termination style for secure wiring
• cUL and UL certification for industrial safety compliance

Alarms, Buzzers, And Sirens Applications

• Industrial machinery status indicators
• Control panel alarm systems
• Medical equipment auditory alerts
• HVAC system fault notifications

Alarms, Buzzers, And Sirens Procurement Notes

Verify the specific voltage rating configuration against the official datasheet before procurement, as the SCE series may support both AC and DC variants. Confirm that the terminal block interface matches the existing wiring harness design. Ensure the panel cutout dimensions accommodate the 42.85 mm diameter requirement. Check for regional distribution restrictions or lead time variations directly with authorized suppliers.

Alarms, Buzzers, And Sirens Selection Notes

Select this component when a high-intensity audible alert with a specific double-pulse pattern is required. The internal driver simplifies circuit design by eliminating external oscillators. Consider the 42.85 mm form factor for available panel space. Verify that the 28-48 VDC supply aligns with the system power architecture. The terminal block option offers robustness compared to wire leads in vibration-prone environments.

Alarms, Buzzers, And Sirens Part Context

This part belongs to the SCE series of 30mm alarms featuring electronic volume control capabilities, although this specific unit utilizes fixed parameters. The series is characterized by its compact circular design and suitability for harsh environments. Mallory Sonalert designs these units to meet rigorous industrial standards for reliability and acoustic performance in critical signaling applications.

Alarms, Buzzers, And Sirens Replacement Considerations

Direct substitutes within the same series include SCE048SD3SD5B, which shares identical electrical characteristics and physical dimensions but may differ in specific acoustic tuning or packaging details. Always cross-reference the latest manufacturer documentation to ensure functional equivalence regarding voltage, current, and mounting requirements.