Used Yamaha IS1218 Unpowered Subwoofer

The Used Yamaha IS1218 Unpowered Subwoofer delivers deep, powerful bass in a durable, road-ready enclosure. In great condition, this passive 18-inch subwoofer is ideal for live sound venues, DJs, or installations that demand reliable low-end reinforcement. Featuring a high-performance 18" woofer housed in a rugged wooden cabinet, the IS1218 handles up to 600 watts program power and 1200 watts peak with an 8-ohm impedance. It offers a frequency response down to 30 Hz, delivering punchy, dynamic bass ideal for music and speech. The model includes sturdy steel handles and a pole mount flange for full-range speaker placement. With its trusted Yamaha craftsmanship and excellent performance, this used IS1218 is a smart, budget-friendly choice for enhancing your sound system’s low-frequency response.