4-Inch 120W Woofer Midrange Speaker
This woofer midrange speaker is designed for audio applications. It has a 100mm (4 inches) nominal diameter and a maximum output power of 120W.



Technical Specifications
Product Overview
Professional Woofer Midrange Speaker
The FLW-SUB4 is a precision-engineered 4-inch woofer midrange speaker designed to deliver high-fidelity audio performance in diverse applications. With a robust 120W maximum power handling and a wide frequency response of 58 to 23,000 Hz, this unit ensures clear, dynamic sound reproduction across the spectrum. Its durable polypropylene cone and rubber surround construction offer long-lasting reliability for professional audio installations.
Performance Metrics
Core Audio Metrics
Technical Specifications
Physical Construction
| Component | Specification |
|---|---|
| Nominal Diameter | 100mm (4 inches) |
| Frequency Range | 58 - 23000 Hz |
| Voice Coil Diameter | 25.90mm (1 inch) |
| Magnet Dimensions | 70 x 12mm |
| Magnet Weight | 6 oz |
Materials Used
- Cone Material: Polypropylene (PP)
- Surround Material: Rubber
- Coil Material: Copper
- Former Material: Aluminum



