Roswell RMA 12" Subwoofer | 2022 | Pre-Order

by Roswell


RMA 12″ Subwoofer

The RMA 12” marine subwoofers have a truly versatile design that will outperform in an infinite baffle configuration, as well as being suited for sealed and ported enclosures. These subs will handle 500 watts RMS and have an excellent low-end extension. If you’re looking for the R1 sound with a little wiggle room in your wallet for another pair of R1 In-Boat speakers or R1 Tower Speakers, this is your sub. If you’re wondering what to power it with, check out the new R1 1000.1 Marine Amplifier


  • Dual 3" voice coils
  • Dual spider ensures linear excursion
  • Integrated impedance switch allows you to easily select series or parallel voice coil configurations
  • Klippel® tested and certified to guarantee acoustic performance
  • Klippel® optimized motor structure for maximum power handling and sound quality
  • Custom machined wire terminals allow for rock-solid wire connections
  • Extreme salt and UV resistance
Continuous Power (RMS)

500 Watts

Peak Power

1,000 Watts


88dB @ 1W/1M

Frequency Response (+ / - 3 db)

32Hz – 250 Hz

Impedance Ω

Dual 4Ω

Nominal Diameter

12 in 30.48 cm

Overall Diameter

12.80 in 32.5 cm

Basket Diameter

11.20 in 28.5 cm

Mounting Depth

6.38 in 16.2 cm

Total Depth

8.50 in 21.6 cm