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JBL L10cs Subwoofer Review

Main Features

  • 10" Polycellulose Woofer
  • 250 watts RMS Output
  • 32-150 Hz Frequency Response
  • Weight: 31.00 lbs / 14.09kg
  • Dimensions (H x W x D): 15-3/8" x 13-1/4" x 16-1/4"
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JBL L10cs Subwoofer Review
JBL L10cs JBL L10cs
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L10cs is a type Powered Subwoofer by JBL with a frequency range of 32-150 Hz. It features 1 x 10" Polycellulose Woofer, and powered by a 250 watts amplifier.


**This post contains affiliate links, and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate I earn from qualifying purchases.

Frequency Response

JBL L10cs has a Frequency response range of 32-150 Hz at ±3dB. Here we have a comparison of how L10cs's Low and High frequency values compare with the average, max and min Low and High frequency values in its class.

Low Frequency
Powered Subwoofers
JBL L10cs
Min
Average
Max
High Frequency
Subwoofer Speakers
JBL L10cs
Min
Average
Max
JBL L10cs Woofer
JBL L10cs's Polycellulose Woofer

Among all subwoofers in our database with a max MSRP price of 750$, these are the 5 Powered Subwoofer models that can reach deeper bass levels than the JBL L10cs's 32Hz:

  • GoldenEar ForceField 3 with Low Frequency of 18 Hz (Compare w/ L10cs)
  • SVS PB-1000 with Low Frequency of 19 Hz (Compare w/ L10cs)
  • SVS SB-2000 with Low Frequency of 19 Hz (Compare w/ L10cs)
  • Klipsch RP-1000SW with Low Frequency of 19 Hz (Compare w/ L10cs)
  • SVS SB-1000 Pro with Low Frequency of 20 Hz (Compare w/ L10cs)

Low-Pass Crossover

JBL L10cs has a variable Low-pass filter (LFP) which lets you choose a frequency level between 50-150 Hz in order to block any frequencies above that point from reaching the amplifier.

JBL L10cs Back View
JBL L10cs Back View

Inputs and Outputs

  • PreampLevel Inputs: Mono-RCA/LFE
  • SpeakerLevel Inputs: No
  • SpeakerLevel Outputs: No
  • Wireless: No

JBL L10cs Connections
JBL L10cs Connections

JBL L10cs External Dimensions and Weight

JBL L10cs has external dimensions of (Height x Width x Depth) 15-3/8inch x 13-1/4inch x 16-1/4inch (391.0 x 337.0 x 413.0mm ).

Base Surface Area
Base surface area of a loudspeaker may become a determining factor when the space in your room or desk is limited. The base area of JBL L10cs is approximately 1391.8cm2 / 215.7inch2.

Weight

The JBL L10cs weighs 14.09kg / 31lbs. Weight of a subwoofer is an important factor when you need to move and reposition the unit often to find the optimal positioning, also known as 'Subwoofer Crawling'. Here is a comparison of how L10cs's weight compares with the average, max and min weights in its class.

Weight
All Subwoofer Speakers
JBL L10cs
Min
Average
Max
Weight
Subwoofer Speakers under $750
JBL L10cs
Min
Average
Max

Cabinet type and Materials

JBL L10cs has a Bass Reflex type cabinet. Ported subwoofers are generally accepted to be more suitable for home theatre systems whereas the sealed designs are preferred for music oriented systems.

Speaker Feet

JBL L10cs comes with 4 Spikes which you can use to secure your loudspeaker on the surface that you are putting on.

It is always recommended to use some kind of feet under all types of speakers. Besides limiting the movement of the speakers, it also compensates for non-flat surfaces and limits the contact surface area of the speaker. Rubber based feet also help isolating the vibrations within certain frequency ranges.

Port Position

JBL L10cs is a bottom-firing port speaker

Available colors

JBL L10cs is available in Natural Walnut and Black Walnut.

JBL L10cs  Colors
JBL L10cs Colors

What's in the Box of JBL L10cs?

Here are the items that are included inside the box of L10cs:
  • Powered subwoofer
  • 6-feet AC power cord
  • 4 Spikes
  • Quick Start Guide
  • Important Safety Instructions
  • Recommended Accessories

    Here is a list of accessories that we think you may need for the JBL L10cs.

    • Vibration Isolators: IsoAcoustics isolators more affordable options too.
    • Acoustic Panels and Treatments: Your room is as important as your stereo equipment so acoustic treatments goes a long way in improving the overall performance.

    User's Manual

    For more information about how to setup, use and maintain the JBL L10cs, use the direct link below to download the official manual document:
    Download User Manual for JBL L10cs

    Official Product Page

    Official manufacturer's product page for the JBL L10cs speaker can be found below:
    Official Product Page for JBL L10cs

    Warranty

    1 Year of parts warranty and 1 Year of labor warranty is generally provided by the manufacturer.

    JBL L10cs Alternatives in Powered Subwoofer Speakers
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    30-120k Hz 15" 400 watts 22-7/16inch x 19-3/8inch x 24-3/16inch "
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    34-140k Hz 8" 300 watts 11-9/16 x 11-5/8 x 13-5/16inch"
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    KEF KUBE 10b
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    Compare
    11-200k Hz 6.5" 1000 watts 9-5/8inch x 10-1/8inch x 11-1/16inch "
    SVS PB-1000
    Compare
    19-270k Hz 10" 300 watts 18-7/8 x 15 x 20-15/16inch"
    Klipsch RP-1400SW
    Compare
    16-141k Hz 14" 500 watts 21-5/16inch x 20inch x 25-11/16inch "
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    Compare
    27-140k Hz 10" 200 watts 12-5/8 x 12-1/4 x 15-1/2inch"
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    Compare
    32-120k Hz 10" 150 watts 14-5/8 x 12-9/16 x 18-1/16inch"
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    What is the External Dimensions of JBL L10cs
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