Korena
Product detailSKU #1500000345673

KRKS12.4 12" Powered Studio Subwoofer

KRK
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KRK S12.4 12" Powered Studio Subwoofer
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Independent shopping perspective

The Korena take

Built to extend a monitor system down to 26 Hz (±3 dB), the S12.4 is an active 12-inch studio subwoofer with a 220 W amplifier and front-loaded vented configuration. XLR, 1/4-inch TRS, and RCA connections let it slot into a range of studio signal paths. Its four-position crossover selector helps match the subwoofer to existing monitors. Add an optional footswitch to bypass the subwoofer and compare full-range monitoring without leaving your listening position.

KRK S12.4 12" Powered Studio Subwoofer product detail
Product studyKRK S12.4 12" Powered Studio Subwoofer
KRK S12.4 12" Powered Studio Subwoofer alternate view
Alternate view

Strong match

Who this is for

  • Studio monitor systems that need extended low-end monitoring down to 26 Hz.
  • Mixing setups where quick subwoofer-bypass comparisons are useful from the monitoring position.
  • Studios connecting monitors through XLR, 1/4-inch TRS, or RCA signal paths.

What matters in use

The specifications, translated

Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.

Detail 01

Four-position crossover selector

Provides four settings for matching the subwoofer to existing monitors.

Detail 02

XLR, 1/4-inch TRS, and RCA I/O

Supports those three connection formats for both input and output.

Detail 03

1/4-inch footswitch input

An optional footswitch can activate bypass control for comparisons without the subwoofer.

Detail 04

62.5 weight

A 62.5 weight specification is listed for this model.

Final check

Know before you order

  1. 01The bypass-control footswitch is optional.
  2. 02Choose the crossover setting to match the subwoofer with your existing monitors.

Product questions

Before you decide

Straight answers to the questions shoppers most often ask about this product.

01What connections does the S12.4 provide?

It has left/right XLR, 1/4-inch TRS, and RCA inputs and outputs, plus a 1/4-inch footswitch input.

02How low does it reach?

Its listed frequency response is 26 Hz–97 Hz at ±3 dB; the stated -10 dB range is 23 Hz–130 Hz.

Reference

Full specifications

The complete catalog record, organized around the decisions musicians make when comparing gear.

2 detailsSound
Frequency Response 3db
26Hz – 97Hz
Frequency Range 10db
23Hz – 130Hz
1 detailsBody & build
Color
Red
4 detailsConnections & power
Output
XLR left/right, 1/4 inch TRS left/right, RCA left/right
Input Impedance
9.4k ohms balanced / 9.2k ohms unbalanced
Input
XLR left/right, 1/4 inch TRS left/right, RCA left/right, 1/4 inch footswitch
Amplifier Power Rating
220 W (1% THD+N)
1 detailsSize & weight
Weight
62.5
4 detailsOther
Configuration
Front-loaded, vented subwoofer
System Type
Active subwoofer
Max Peak SPL
120 dB SPL
Transducers
12 inch Kevlar aramid fiber composite woofer, 2.5” voice coil