Picture 1 of 5

Stock photo

MB Quart NA2-400.1 compact 400 watt mono Powersports amplifier for subwoofers - Picture 1 of 5

MB Quart NA2-400.1 compact 400 watt mono Powersports amplifier for subwoofers - Picture 2 of 5

MB Quart NA2-400.1 compact 400 watt mono Powersports amplifier for subwoofers - Picture 3 of 5

MB Quart NA2-400.1 compact 400 watt mono Powersports amplifier for subwoofers - Picture 4 of 5

MB Quart NA2-400.1 compact 400 watt mono Powersports amplifier for subwoofers - Picture 5 of 5

MB Quart NA2-400.1 Nautic 400W Amplifier

5.03 product ratings

creative-car-audio (24860)

99.5% positive feedback

Price:

$105.00

Free shipping

Estimated delivery Fri, Aug 15 - Tue, Aug 19

Ships today if you order in the next Ships today if you order in the next 53m 55s

Returns:

30 days returns. Seller pays for return shipping.

Condition:

New

MB Quart compact 400 watt mono Powersports amplifier for subwoofers with on-board equalization and simple installation with quick release connectors. Specifications • CLASS - Full Range Class D • VARIABLE VOLTAGE - 0.

Ratings and Reviews

Learn more

5.0

3 product ratings

3 users rated this 5 out of 5 stars
0 users rated this 4 out of 5 stars
0 users rated this 3 out of 5 stars
0 users rated this 2 out of 5 stars
0 users rated this 1 out of 5 stars

Good sound quality

Good value

Small form factor

Most relevant reviews

by mike5271304
May 26, 2025
Needed a smaller mono amp for my SxS and...
Needed a smaller mono amp for my SxS and this one was the perfect fit. Easy to install and wire. Great little amp.
Verified purchase: YesCondition: New
by porkchop37
Apr 14, 2024
Exactly what I was looking for
Exactly what I was looking for
Verified purchase: YesCondition: Pre-owned
by jungleboy8u
Aug 10, 2022
Great compact sub amp
Great compact sub amp
Verified purchase: YesCondition: New