Subwoofer Plate Amplifiers

Build your own high-quality integrated powered subwoofer speaker system, or upgrade an existing setup. The performance, features, and warranty of the amplifier solutions found at Parts Express far exceed those of many similar products. These amps are designed to "do it all" when matched with the appropriate subwoofer enclosure and loudspeaker driver.

Great features available on the subwoofer plate amplifiers at Parts Express can include auto on/off, high and low level inputs, balanced and unbalanced inputs, DSP, adjustable crossover frequency, and more.

Try one of these excellent sub amps and bring out the best in your home theater or music subwoofer speaker system!

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12 Products

137 Reviews
Your Price: $167.98
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MSRP: $268.99
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Quantity:Qty: 4+$160.53/ea

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Part# 300-806
94 Reviews
Your Price: $499.98
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MSRP: $749.99
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Only 12 In Stock

More due on 8/14/2025

Part# 300-809
346 Reviews
Your Price: $147.98
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MSRP: $195.99
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Part# 300-802
58 Reviews
Your Price: $107.98
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MSRP: $197.99
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Part# 300-805
111 Reviews
Your Price: $359.98
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MSRP: $539.99
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Quantity:Qty: 4+$332.98/ea

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Part# 300-807
79 Reviews
Your Price: $239.98
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MSRP: $299.99
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Part# 300-8010
84 Reviews
Your Price: $179.98
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MSRP: $252.99
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Quantity:Qty: 4+$161.29/ea

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Part# 301-510
110 Reviews
Your Price: $179.98
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MSRP: $252.99
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Quantity:Qty: 1-3 $179.98/ea
Quantity:Qty: 4+$161.29/ea

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Part# 301-508
545 Reviews
Your Price: $189.98
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MSRP: $284.99
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Quantity:Qty: 4+$175.73/ea

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Part# 300-803
42 Reviews
Your Price: $339.98
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MSRP: $399.99
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Quantity:Qty: 3+$313.81/ea

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Part# 300-8012
136 Reviews
Your Price: $59.98
MSRP: $94.99
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Part# 300-782
38 Reviews
Your Price: $71.98
MSRP: $77.99
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Advertised price subject to change due to tariff uncertainty

Part# 310-4003
Build your own high-quality integrated powered subwoofer speaker system, or upgrade an existing setup. The performance, features, and warranty of the amplifier solutions found at Parts Express far exceed those of many similar products. These amps are designed to "do it all" when matched with the appropriate subwoofer enclosure and loudspeaker driver.

Great features available on the subwoofer plate amplifiers at Parts Express can include auto on/off, high and low level inputs, balanced and unbalanced inputs, DSP, adjustable crossover frequency, and more.

Try one of these excellent sub amps and bring out the best in your home theater or music subwoofer speaker system!