Ruthless Audio Ferrite 3" VC 15" D1.7 Subwoofer | 2500W RMS

Ruthless Audio Ferrite 15" D1.7 Subwoofer | 2500W RMS | 3" Voice Coil | Quad-Stack Magnet Motor

Built for bassheads who demand serious performance, the Ruthless Audio Ferrite 15" D1.7 Subwoofer delivers 2500W RMS of clean, brutal power. Engineered with a quad-stack ferrite motor, FEA-optimized design, and precision-machined US steel motor structure, this subwoofer is ready for high-output daily systems or SPL competition lanes.

Quad-Stack Ferrite Power with Precision Cooling

This subwoofer’s motor starts with a 4-stack ferrite magnet assembly, crafted from American steel—cut on a water jet and CNC-machined in-house for flawless performance. The solid pole structure and staged aluminum cooling system keep coil temps in check during heavy use, ensuring long-term reliability under max load.

Seamless Power Delivery, Zero Compromise

Ruthless equips this sub with 144 tinsel count leads, double-sewn into a rugged spider pack for maximum current flow and durability. With a 3” 4-layer voice coil, every watt is delivered with maximum force and minimal resistance—exactly what you need when the lows drop.

Key Features:

• Available in 15” size

• Dual 1.7Ω voice coil configuration

• 2500W RMS / 5000W Peak Power Handling

• Quad-stack ferrite magnet motor with high flux density

• 3" diameter, 4-layer high-temp voice coil

• FEA-optimized motor structure for daily and SPL use

• Extra heavy-duty aluminum basket with wrap-around gasket

• Kraft pulp fiber-reinforced cone for stiffness and precision

• 144-count double-sewn stitched leadwires

• Heavy-duty stitched hybrid or push terminals

• Dual-layer wide foam surround for clean, controlled excursion

• Carbon fiber dust cap standard for added strength and aesthetics

Built for Brutality, Tuned for Control

Whether you're running a street beast or a competition build, the Ruthless Audio 15" D1.7 Ferrite Subwoofer delivers aggressive output, clean control, and rock-solid construction. With USA-made components and in-house precision machining, this subwoofer is made to perform and made to last.