Specification Sheet

POLY-PLANAR • PO Box 409 • Hanover, MD 21076 • [phone]
www.polyplanar.com
MS-55 Compact Box Subwoofer
The MS-55 subwoofer is a compact, high efficiency bass enclosure optimized for ma-
rine applications. It’s small size enables it to be easily mounted below seats, under the
gunwale area, behind the instrument panel, or any convenient location. The MS-55 is
a self contained bass unit requiring no cutting of panels or holes in the boat interior. It
produces solid, deep bass extending down to 40Hz and is the perfect addition to any
audio system.
Features:
• Dual Voicecoil, high-excursion,
5.25” woofer
• High density, UV stable enclosure
• Water resistant
• Bass-reflex, high-efficiency
acoustic design
• Side vented output ports
• Compact size and molded-in
mounts provide for convenient
installation nearly anywhere
• Acoustically matched for use
with Poly-Planar ME-51, MZ-100
orME400 amplifiers or can be used
with any amplifier 25 - 100watts.
Specifications:
• Power Handling -----------------------------------100Watt RMS
• Speaker Impedance ----------------------- 4 ohm x 2 inputs
• Frequency Range ------------------------------- 40 Hz - 300 Hz
• Weight -------------------------------------------------- 8.5 lb (3.8g)
• Dimensions -------------------------- Width - 8.85” (225mm)
Length - 11.8” (300mm)
Height - 4.75” (120mm)