Subwoofer Plate Amplifiers

13 Products

Dayton Audio SPA300-D 300 Watt Class-D Subwoofer Plate Amplifier
144 Reviews
Your Price: $167.98
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MSRP: $218.99
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Part# 300-806
Dayton Audio SPA250 250 Watt Subwoofer Plate Amplifier
547 Reviews
Your Price: $199.98
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MSRP: $259.99
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Part# 300-803
Dayton Audio SPA1000 1000W Subwoofer Plate Amplifier
96 Reviews
Your Price: $524.98
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MSRP: $682.99
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Only 18 In Stock More due on 9/10/2025
Part# 300-809
Dayton Audio SA100 100W Subwoofer Plate Amplifier
349 Reviews
Your Price: $147.98
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MSRP: $192.99
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Part# 300-802
Dayton Audio SPA500DSP 500W Subwoofer Plate Amplifier with DSP
42 Reviews
Your Price: $364.98
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MSRP: $474.99
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Part# 300-8012
Dayton Audio SPA100-D 100 Watt Class-D Subwoofer Plate Amplifier
60 Reviews
Your Price: $107.98
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MSRP: $140.99
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Part# 300-805
Dayton Audio SPA500 500W Subwoofer Plate Amplifier
113 Reviews
Your Price: $359.98
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MSRP: $467.99
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Part# 300-807
Dayton Audio SPA250DSP 250W Subwoofer Plate Amplifier with DSP
82 Reviews
Your Price: $269.98
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MSRP: $350.99
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Part# 300-8010
Yung SD300-6 300W Class D Subwoofer Plate Amplifier Module with 6 dB at 30 Hz
84 Reviews
Your Price: $198.98
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MSRP: $271.99
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Part# 301-510
Yung SD300 300W Class D Subwoofer Plate Amplifier Module No Boost
111 Reviews
Your Price: $198.98
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MSRP: $271.99
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Part# 301-508
REFURBISHED Dayton Audio SPA1000 1000W Subwoofer Plate Amplifier
2 Reviews
CLEARANCE $345.20
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MSRP: $499.99
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Part# 88-300-809
Dayton Audio SA25 25W Subwoofer Plate Amplifier
136 Reviews
CLEARANCE $49.98
MSRP: $64.99
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Part# 300-782
Lepai LP210PA 2x30W + 60W 2.1 Channel Mini Plate Amplifier TPA3118 with Power Supply
38 Reviews
Your Price: $71.98
MSRP: $77.99
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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!