KA-S9004‑AS

KA-S9004‑AS Single‑18‑Inch Active Subwoofer Overview
Core Advantages
1. Powerful Low‑Frequency Output
Equipped with a neodymium‑based 18‑inch driver with a 4‑inch voice coil, this subwoofer delivers 1400W RMS power with a peak 136dB SPL and covers 35Hz‑400Hz. Its built‑in active design removes reliance on external amplifiers while the 8‑ohm impedance achieves seamless pairing with full‑range speakers.
2. Heavy‑Duty Build with Practical Design
Constructed from 18mm birch plywood with polyurea‑paint finish to reduce cabinet vibration. At 57kg, it balances structural sturdiness and convenient transportation for touring events and fixed‑site installation.

Application Scenarios
Matched with line‑array loudspeakers, it provides robust bass output for stadium‑level concerts, outdoor music festivals and large‑scale banquet venues.