AS04008MR-21-R

Overview

The AS04008MR-21-R is a general-purpose magnetic speaker manufactured by PUI Audio, Inc. It features an 8-ohm impedance and a frequency range of 630 Hz to 6 kHz, with a self-resonant frequency of 630 Hz. The component has a circular shape with top-round mounting characteristics and measures 40 mm in diameter by 5 mm in height. It supports a constant power rating of 1 W and an instantaneous power rating of 1.5 W. The unit is supplied in bulk packaging.

Feature Summary

• Magnetic driver technology for general-purpose audio output
• Circular form factor with top-round mounting design
• Mid-range frequency response optimized for voice and tone generation

Applications

• Appliances and electrical equipment indicators
• Industrial control panels and machinery feedback
• Consumer electronics audio signaling

Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to ensure compatibility with required mounting styles and terminal configurations. Confirm that the bulk packaging quantity meets production needs without requiring additional handling steps. Cross-reference the part number with authorized distributors to validate authenticity and traceability before finalizing procurement orders.

Selection Notes

Select this component when a compact, round speaker is required for general-purpose applications within the specified mid-frequency range. Ensure the system design accommodates the 8-ohm impedance and 1-watt continuous power rating. Consider the physical dimensions of 40 mm x 5 mm for enclosure integration. Verify that the operating environment does not exceed the thermal limits associated with the 1.5-watt instantaneous rating.

Part Context

PUI Audio, Inc. specializes in innovative audio components including speakers, transducers, and piezo elements. Founded in 1973, the company provides solutions for medical, industrial, security, and consumer markets. The AS04008MR-21-R belongs to their standard line of general-purpose speakers designed for reliable performance across various electronic devices.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Engineers should verify mechanical fit, electrical parameters, and acoustic performance when considering alternative components from other manufacturers.