Ultra Marine 10-Inch Subwoofer
The MM1040UM is a dedicated marine subwoofer designed with specific features that make it a rugged, reliable high performer in any kind of aquatic environment. And it has all the features that make it not only dependable but a capable of belting out tight, musical bass.
New polymer woofer cones and butyl rubber surrounds will not break down over time and will survive the rigors of harsh marine environments.
High temperature copper voice coil (51mm) and polyamide former withstands the most rigorous use while maintaining extremely low distortion for bass punch and output.
Heavy duty stainless steel heavy duty input terminals will not corrode or tarnish. Will accommodate speaker wire up to 8 AWG or twisted pairs of 12 AWG.
Advanced carbon composite basket based on the spokes of a wheel is lightweight, will not flex during peaks and looks great! Don't be afraid to show off the back of your woofer.
Klippel optimized components using a state-of-the-art Klippel distortion analyzer, Polk engineers were able to optimize the woofer's motor structure, voice coil alignment and suspension for the best possible performance, even at extreme listening levels.
Available matching grille provides protection.
Marine certified Polk MM Series speakers are built tough to withstand the toughest environments so they are perfect for use in boats of all types. That's why Correct Craft offers Polk speakers in their award-winning Nautiques ski and wakeboarding boats.
Passes the most rigorous 600 hours of salt fog and UV testing (ATSM B117-03 standard practice for operating salt spray (fog) apparatus, and D4329-99 standard practice for fluorescent UV exposure of plastics) ensures a long life on the boat.
All Polk products are made using the best materials and the most advanced manufacturing techniques. They pass the industry's most exhaustive quality tests, including drop testing, extreme signal response and UV & salt exposure testing. Polk loudspeakers are built to perform for a lifetime.
Diameter: 10" (25.40cm)
Type: Dynamic Balance weatherproof composite cone
Total Frequency Response: 24-200Hz
Nominal Impedance: 4 ohms
Efficiency: 91 dB
Continuous: 350 watts
Peak: 700 watts
Unit of Measure: each
Diameter: 9 1/16" (23.02cm)
Driver Mounting Depth
Top Mount: 4 5/8" (11.75cm)
Bottom Mount: 5 3/16" (13.18cm)
Thiele / Small Parameters
Resonant Frequency: 35 Hz
Xmax Linear: 1 in
LE: 3.0 mH
SD: 54.25 sq in/350 sq cm
VAS: .65 cu ft/18L
Speaker Warranty: 1 year parts and labor (original purchaser)