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PSB SubSeries 450 Subwoofer Review

Main Features

  • 12" Polypropylene Woofer
  • 400 watts RMS Output
  • 20-150 Hz Frequency Response
  • Weight: 45.00 lbs / 20.45kg
  • Dimensions (H x W x D): 15-3/4" x 16-1/4" x 17-13/16"
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PSB SubSeries 450 Subwoofer Review
PSB SubSeries 450 PSB SubSeries 450
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SubSeries 450 is a Passive Radiator type Powered Subwoofer by PSB with a frequency range of 20-150 Hz. It features 1 x 12" Polypropylene Woofer, and powered by a 400 watts amplifier.

PSB SubSeries 450 Speaker Structure
PSB SubSeries 450 Speaker Structure

SubSeries 450 is a member of PSB's SubSeries series of Powered subwoofers. Below you can see the main specs of these subwoofers as well as review and comparison links.

PSB SubSeries Series Subwoofers
Model Frequency Woofer Amp Power Weight
PSB SubSeries BP8
Compare
25-150k Hz 8" 500 watts 19.10kg
PSB SubSeries 350
Compare
25-150k Hz 12" 300 watts 23.18kg
PSB SubSeries 250
Compare
25-150k Hz 10" 200 watts 19.09kg
PSB SubSeries 450
20-150k Hz 12" 400 watts 20.45kg
PSB SubSeries 150
Compare
26-150k Hz 6.5" 100 watts 6.05kg


**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

PSB SubSeries 450 has a Frequency response range of 20-150 Hz at ±3dB. Thanks to its 1 x 12-inch driver and 400 watts RMS amplifier, the SubSeries 450 can go as low as 20 Hz which means you can get a Full range (20Hz-20kHz) listening experience when coupled with almost any loudspeaker in the market. Here we have a comparison of how SubSeries 450'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
PSB SubSeries 450
Min
Average
Max
High Frequency
Subwoofer Speakers
PSB SubSeries 450
Min
Average
Max

Among all subwoofers in our database with a max MSRP price of 2000$, these are the 5 Powered Subwoofer models that can reach deeper bass levels than the PSB SubSeries 450's 20Hz:

  • KEF KC62 with Low Frequency of 11 Hz (Compare w/ SubSeries 450)
  • KEF KC92 with Low Frequency of 11 Hz (Compare w/ SubSeries 450)
  • GoldenEar SuperSub X with Low Frequency of 12 Hz (Compare w/ SubSeries 450)
  • GoldenEar ForceField 40 with Low Frequency of 14 Hz (Compare w/ SubSeries 450)
  • GoldenEar ForceField 4 with Low Frequency of 14 Hz (Compare w/ SubSeries 450)

Low-Pass Crossover

PSB SubSeries 450 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.

PSB SubSeries 450 Back View
PSB SubSeries 450 Back View

Inputs and Outputs

  • PreampLevel Inputs: LFE, Stereo RCA
  • SpeakerLevel Inputs: Yes
  • SpeakerLevel Outputs: No
  • Wireless: No

PSB SubSeries 450 External Dimensions and Weight

PSB SubSeries 450 has external dimensions of (Height x Width x Depth) 15-3/4 x 16-1/4 x 17-13/16inch (401.0 x 413.0 x 453.0mm ).

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 PSB SubSeries 450 is approximately 1870.9cm2 / 290.0inch2.

To get a better perspective on the real life size of PSB SubSeries 450, let's compare it with a standard size Compact Disc which has a diameter of 4.7inch (120mm).

PSB SubSeries 450 Real Life Body Size Comparison
PSB SubSeries 450 Speaker Size Compared to a Compact Disc

Here we place the PSB SubSeries 450 virtually next to a standard width amplifier and turntable on a media center to get a better idea about the size.

PSB SubSeries 450 placed next to a Media Stand
PSB SubSeries 450 Subwoofer next to a Media Stand

Weight

The PSB SubSeries 450 weighs 20.45kg / 45lbs. 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 SubSeries 450's weight compares with the average, max and min weights in its class.

Weight
All Subwoofer Speakers
PSB SubSeries 450
Min
Average
Max
Weight
Subwoofer Speakers under $2000
PSB SubSeries 450
Min
Average
Max

Cabinet type and Materials

PSB SubSeries 450 has a Passive Radiator type cabinet.

Port Position

PSB SubSeries 450 is a front-firing port speaker , which gives you more flexibility compared to rear firing speakers when you need to place it close against a wall or other surfaces.

Does the PSB SubSeries 450 come with a Grille?

SubSeries 450 comes with grilles. The purpose of the grille is to protect the delicate driver elements from external impacts while still allowing the sound to pass as clearly as possible.

PSB SubSeries 450  with Grille
PSB SubSeries 450 with Grille

What's in the Box of PSB SubSeries 450?

Here are the items that are included inside the box of SubSeries 450:
  • Powered subwoofer
  • Detachable grille
  • 8-feet Power cord
  • Owners Guide (En/Fr/Sp)
  • Specifications sheet
  • Warranty Card
  • Recommended Accessories

    Here is a list of accessories that we think you may need for the PSB SubSeries 450.

    • 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.

    Warranty

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

    PSB SubSeries 450 Alternatives in Powered Subwoofer Speakers
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    Polk Monitor XT12
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    Compare
    34-140k Hz 8" 300 watts 11-9/16 x 11-5/8 x 13-5/16inch"
    Klipsch SPL-100
    Compare
    27-125k Hz 10" 200 watts 16-7/16 x 14-1/16 x 18-13/16inch"
    KEF KUBE 10b
    Compare
    24-140k Hz 10" 300 watts 14-5/8 x 14 x 15-5/8inch"
    JBL Stage A120P
    Compare
    32-150k Hz 12" 250 watts 16-5/16 x 15-7/16 x 18-11/16inch"
    KEF KC62
    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
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    Compare
    27-140k Hz 10" 200 watts 12-5/8 x 12-1/4 x 15-1/2inch"
    Klipsch R-100SW
    Compare
    32-120k Hz 10" 150 watts 14-5/8 x 12-9/16 x 18-1/16inch"
    Frequently Asked Questions about PSB SubSeries 450
    What is the External Dimensions of PSB SubSeries 450
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