R1S4-12, 30 cm 4 Ohm subwoofer, Rockford Fosgate

The R1S4-12 features a 4-Ohm Single Voice Coil design, 200 Watt RMS power handling, and is optimized for both sealed and vented enclosures.

Overview

Rockford Fosgate Prime R1 12” subwoofers provide high performance bass at an unbelievable value. This model features a laser etched curvilinear dust-cap to dissipate heat generated by the high‐temp copper voice coil as well as a solid stamped steel frame with integrated frame mounted compression terminals. Best of all, they are optimized for both sealed and vented enclosures.

FEATURES AT A GLANCE

• Fiber reinforced painted paper-pulp cone
• Laser-etched aluminum dustcap
• High durability compressed foam surround
• Fatigue resistant poly-cotton spider with integral woven leads
• Proprietary powder coated stamped steel frame with spider cavity venting
• Bumped backplate with vented pole piece for greater thermal/mechanical power handling
• High-temp copper voice coil with aluminum former
• High-grade Y30 ferrite motor increases magnetic energy and conversion efficiency
• Integrated spring-loaded nickel-plated push terminals
• Integrated ABS decorative trim ring