(925) 583-5180 · Mon–Fri 9AM–6PM PST
cory@nsiaudio.com
New dealer? Apply for an account

My Account

4-Channel Amplifiers

Memphis SRX300.4V 4-Channel Car Amplifier

Memphis SRX300.4V 4-Channel Car Amplifier

In StockSKU: SRX300-4V

Memphis SE1200.4V2 Street Edge 4-Channel Car Amplifier

Memphis SE1200.4V2 Street Edge 4-Channel Car Amplifier

In StockSKU: SE1200-4V2

Memphis PRX500.4V2 4-Channel Car Amplifier

Memphis PRX500.4V2 4-Channel Car Amplifier

In StockSKU: PRX500-4V2

Memphis MX800.4 IP66 4-Channel Powersports Amplifier

Memphis MX800.4 IP66 4-Channel Powersports Amplifier

In StockSKU: MX800-4

Sold Out

MEMPHIS MX400-4 4-Channel Powersports Amplifier

MEMPHIS MX400-4 4-Channel Powersports Amplifier

Out of StockSKU: MX400-4

Memphis MX400-4 4-Channel Powersports Amplifier

Memphis MX400-4 4-Channel Powersports Amplifier

In StockSKU: MX400-4

Memphis MM500.4V 4-Channel Marine Amplifier

Memphis MM500.4V 4-Channel Marine Amplifier

In StockSKU: MM500-4V

Memphis MJP800.4 4-Channel Car Amplifier

Memphis MJP800.4 4-Channel Car Amplifier

In StockSKU: MJP800-4

Sold Out

Memphis 76PRX500.4V2 4-Channel 500W Car Amplifier

Memphis 76PRX500.4V2 4-Channel 500W Car Amplifier

Out of StockSKU: 76PRX500-4V2

MB Quart RA1-280.4 Reference 4-Channel Amplifier

MB Quart RA1-280.4 Reference 4-Channel Amplifier

In StockSKU: RA1280-4

MB Quart NA3-560.4 4-Channel Marine Amplifier

MB Quart NA3-560.4 4-Channel Marine Amplifier

In StockSKU: NA3-560-4

Kenwood KAC-M5024BT 4-Channel Bluetooth Marine Amplifier

Kenwood KAC-M5024BT 4-Channel Bluetooth Marine Amplifier

In StockSKU: KAC-M5024BT

Kenwood KAC-M1814 Compact 4-Channel Marine Digital Amplifier

Kenwood KAC-M1814 Compact 4-Channel Marine Digital Amplifier

In StockSKU: KAC-M1814

Kenwood KAC-D3104 4-Channel Class D Power Amplifier

Kenwood KAC-D3104 4-Channel Class D Power Amplifier

In StockSKU: KAC-D3104

JVC KS-DR2104DBT 4-Channel Bluetooth Marine Amplifier

JVC KS-DR2104DBT 4-Channel Bluetooth Marine Amplifier

In StockSKU: KS-DR2104DBT

JVC KS-DR2004D 4-Channel Compact Digital Amplifier

JVC KS-DR2004D 4-Channel Compact Digital Amplifier

In StockSKU: KS-DR2004D

JBL Stage GT 60041 4-Channel Class-D Car Amplifier

JBL Stage GT 60041 4-Channel Class-D Car Amplifier

In StockSKU: JBLSTAGEGT60041AM

JBL Marine A1504 4-Channel Marine Amplifier

JBL Marine A1504 4-Channel Marine Amplifier

In StockSKU: JBLMA1504AM

JBL MA754 4-Channel Marine Amplifier

JBL MA754 4-Channel Marine Amplifier

In StockSKU: JBLMA754AM

JBL JBLPA1254 4-Channel Powersports Amplifier

JBL JBLPA1254 4-Channel Powersports Amplifier

In StockSKU: JBLPA1254

Sold Out

JBL Club A754 4-Channel Car Amplifier

JBL Club A754 4-Channel Car Amplifier

Out of StockSKU: AMPCBA754AM

Infinity Reference 3004A 4-Channel Car Amplifier

Infinity Reference 3004A 4-Channel Car Amplifier

In StockSKU: AMPRF10001AAM

Infinity Marine M3004A 4-Channel Marine Amplifier

Infinity Marine M3004A 4-Channel Marine Amplifier

In StockSKU: INFM3004AAM

Infinity Kappa 5004A 4-Channel Powersports Amplifier

Infinity Kappa 5004A 4-Channel Powersports Amplifier

In StockSKU: INFPWSKP5004AAM

Authorized Distributor
100% authentic products
Fast Fulfillment
Ships from our warehouse
Dealer Tier Pricing
Wholesale pricing that scales
Expert Support
We are here to help
Quote-Based Ordering
Fast answers on every quote