
Enclosed Box Amplifier
300.1SBA
The 300.1SBA is an enclosed 336 watt RMS, Class D amplifier built into an air tight,impact resistant ABS enclosure with sealedsubwoofer leads to prevent internal sub boxair from leaking into and out of the amplifier. Whether you are making a custom designed enclosure or using an off-the-shelf type, this amp is your professional solution to adding an amp to any subwoofer box. The 300.1SBA features quick disconnect RCA, high level input and a power-remote-ground power connector that makes disconnecting and removal of the amp powered enclosure a snap.
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View AllWho We Are
Atrend is a privately-owned U.S. company with headquarters in Chicago, IL and a worldwide hub located in Mexico & India. Atrend’s manufacturing and distribution business are in Mobile and Power sports markets. We strive to provide superior quality audio products to our customers throughout the world with modern, state of the art CAD (Computer Aided Design) three-axis CNC milling, Beam Saw cutting, Multi-Head high volume adhesive spray equipment, pneumatic Brad Nail and staple guns, table saws, DADO groove mills. We have the most qualified assembly production force in the industry; all to ensure properly designed and USA- built enclosures designed to last forever. We manufacturer U.S. Built Enclosures in Chicago, IL, and offer over 250 unique models all manufactured stateside. Not one item within our Atrend lineup is sourced abroad, and we feel that sets us apart from the competition.
Who We Are

Atrend is a privately-owned U.S. company with headquarters in Chicago, IL and a worldwide hub located in Mexico & India. Atrend’s manufacturing and distribution business are in Mobile and Power sports markets. We strive to provide superior quality audio products to our customers throughout the world with modern, state of the art CAD (Computer Aided Design) three-axis CNC milling, Beam Saw cutting, Multi-Head high volume adhesive spray equipment, pneumatic Brad Nail and staple guns, table saws, DADO groove mills. We have the most qualified assembly production force in the industry; all to ensure properly designed and USA- built enclosures designed to last forever. We manufacturer U.S. Built Enclosures in Chicago, IL, and offer over 250 unique models all manufactured stateside. Not one item within our Atrend lineup is sourced abroad, and we feel that sets us apart from the competition.