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  1. Home
  2. JBL Speakers
  3. Passive Center Channel Speakers
  4. JBL Stage A125C
JBL A125C Review
JBL Stage A125C - Front View

Compare To

Main Features

  • 1" dome with HDI (High Definition Imaging) waveguide technology Tweeter
  • 2 x 5.24" polycellulose Woofer
  • 75-40k Hz Frequency Response
  • 88 dB Sensitivity
  • Impedance: 6ohms
  • Power Range: 20-150 watts
  • Weight: 17.53 lbs / 7.97 kg
  • Dimensions(HxWxD): 7-1/2"x18-1/2"x9-1/2" / 191.0 x 470.0 x 242.0mm
MSRP: $350 (list price)
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JBL Stage A125C Review
JBL Stage A125C JBL Stage A125C
Check price atAmazon›

Made by JBL · United States · since 1946 · sold through dealers

JBL Stage A125C is a 2-way Passive Radiator Center Channel speaker by JBL. It was released in 2018. Center channel speaker is an important component of a home theater system set-up as it delivers the listener significant part of the on-screen dialogue from your television. It features a 1" dome with HDI (High Definition Imaging) waveguide technology Tweeter and 2 x 5.24" polycellulose Woofer. The speaker has a frequency range of 75-40k Hz and a sensitivity of 88 dB. JBL Stage A125C has an MSRP of 350$ but can often be found around 120$ per pair.

Room Size Suitability

The size of the room where you plan to use the JBL Stage A125C is a crucial factor in your decision. We have assessed its suitability for various room sizes based on its dimensions and maximum power output:

Listening Environment* Suitability
Near-fieldPoor
Small RoomAverage
Mid-size RoomGood
Large RoomAverage
Very Large RoomPoor

(* Approximate Room sizes: Small < 100sq. ft / 9 m2, Mid-size: 100-220 sq. ft / 9-20 m2, Large 220-400 sq. ft / 20-36 m2, Very Large: > 400 sq. ft / 36 m2. Average Floor Height: 9" / 2.7m. Typical room sizes differ from country to country, and the actual listening experience changes depending on floor height, room shape, surface materials, listening position, speaker locations, etc.)

JBL's Stage Series of Loudspeakers

A125C is a member of JBL's Stage series of Passive speakers. The Stage range are JBL's affordable home-theatre and hi-fi speakers. Below you can see the main specs of these speakers.

See all 10 JBL Stage models compared »

JBL Stage Series Speakers
Model Frequency SensitivityImpedance Woofer
JBL A130
Compare
55-40k Hz 86 dB6Ω 1 x 5.25"
JBL A120
Compare
60-40k Hz 86 dB6Ω 1 x 4.5"
JBL Stage A190
Compare
36-40k Hz 91 dB6Ω 2 x 8"
JBL Stage A135C
Compare
75-40k Hz 90 dB6Ω 6 x 3"
JBL Stage A180
Compare
40-40k Hz 90 dB6Ω 2 x 6.5"
JBL Stage A170
Compare
44-40k Hz 89 dB6Ω 2 x 5.25"
JBL Stage A125C
75-40k Hz 88 dB6Ω 2 x 5.24"
JBL Stage 280W
Compare
42-25k Hz 90 dB8Ω 1 x 8"
JBL Stage 260W
Compare
50-25k Hz 87 dB8Ω 1 x 6.5"
JBL Stage 250WL
Compare
52-25k Hz 90 dB8Ω 2 x 5.25"

Frequency Response of the JBL Stage A125C Speaker

JBL Stage A125C has a Frequency response range of 75-40k Hz and Power Range of 20-150 watts.

Here we have a comparison of how A125C's Low frequency value compares with the average, max and min Low frequency values in its class.
Low Frequency
Center Channel Speakers
JBL Stage A125C
Min
Average
Median

Impedance and Sensitivity

JBL Stage A125C's nominal impedance level is 6 ohms and has a sensitivity of 88 dB.

Sensitivity
Center Channel Speakers
JBL Stage A125C
Min
Average
Median

Nominal Impedance of the 6 Ohms makes the JBL Stage A125C a relatively difficult to drive speaker compared to more frequently found 8 ohms speakers from nominal Impedance perspective.

Sensitivity

88dB of the JBL Stage A125C is an average sensitivity for stereo speaker so it is neither easy nor difficult to drive Sensitivity wise. Work out how loud the JBL Stage A125C plays in your room →

Running more than one pair from a single amplifier? Check the load it would present →

What amplifier does the JBL Stage A125C need?

At normal listening levels in a medium room, about 16–150 W per channel into 6 ohms. Set your own conditions and we will rank every amplifier we cover.

We check power, impedance safety and current delivery - not just watts.

Prefer to browse? Integrated amplifiers under $500, or every amplifier we cover.

Input Type

A125C features 5-Way post type connectors. Bi-amping and Bi-wiring are not possible.

Work out what gauge speaker cable this run needs →

JBL Stage A125C Back View
JBL Stage A125C Back View

JBL Stage A125C External Dimensions and Weight

JBL Stage A125C has external dimensions of (Height x Width x Depth) 7-1/2 x 18-1/2 x 9-1/2inch (191.0 x 470.0 x 242.0mm ).

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 Stage A125C is approximately 1137.4cm2 / 176.3inch2.

Find speakers that fit your shelf or alcove →

Weight

The JBL Stage A125C weighs 7.97kg / 17.5lbs per piece. Here is a comparison of how A125C's weight compares with the average, max and min weights in its class.

Weight
All Center Channel Speakers
JBL Stage A125C
Min
Average
Median
Weight
Center Channel Speakers under $500
JBL Stage A125C
Min
Average
Max
JBL Stage A125C  on a Stand
JBL Stage A125C on a Stand

How does the JBL Stage A125C compare to the JBL Stage A135C?

One of the natural alternative to the JBL Stage A125C is the A135C which is located one step higher in JBL's Passive Center Channel selection.

Check the Detailed Comparison of JBL Stage A125C vs A135C for more details.

Cabinet type and Materials

JBL Stage A125C has a Passive Radiator type cabinet.

Speaker Feet

JBL Stage A125C comes with the parts below which you can use to secure your loudspeaker on the surface that you are putting on:

  • 4 Leveling feet
  • 4 Rubber feet

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.

Available colors

JBL Stage A125C is available in Black.

Does the JBL Stage A125C come with a Grille?

A125C 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.

JBL Stage A125C  with Grille
JBL Stage A125C with Grille

What's in the Box of JBL Stage A125C?

Here are the items that are included inside the box of A125C:
  • Center-channel loudspeaker
  • Grille
  • 4 Leveling feet
  • 4 Rubber feet
  • Owners Manual
  • Warranty Card

Recommended Accessories

Here is a list of accessories that we think you may need for the JBL Stage A125C.

  • Speaker Cable and Connectors
    • Speaker Cables with Banana Plugs: If you know the lenght of the cable you need, this is the easier option to connect your speakers with your amp.
    • Speaker Cables without Connectors: If you are not sure about the lenght or need longer than standard cables with plugs, choose this option.
    • Banana Connectors and Plugs: If you chose the cables without connectors option or already have some cable around, pick the banana plugs separately.
  • Vibration Isolators: IsoAcoustics isolators are our favorite isolators but you may find 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

5 Years of parts warranty and 5 Years of labor warranty is generally provided by the manufacturer.

JBL Stage A125C Alternatives in Passive Center Channel Speakers
Model Type Sensitivity Impedance Frequency
JBL Stage A135C
Compare
2-way 90 dB 6 ohms 75-40k Hz
JBL A120
Compare
2-way 86 dB 6 ohms 60-40k Hz
JBL A130
Compare
2-way 86 dB 6 ohms 55-40k Hz
JBL Stage A170
Compare
2-way 89 dB 6 ohms 44-40k Hz
JBL Stage A190
Compare
2-way 91 dB 6 ohms 36-40k Hz
JBL Stage 260W
Compare
2-way 87 dB 8 ohms 50-25kHz
JBL Stage A180
Compare
2-way 90 dB 6 ohms 40-40k Hz
JBL Stage 250WL
Compare
2-way 90 dB 8 ohms 52-25kHz
Frequently Asked Questions about JBL Stage A125C

What amplifier do you need for the JBL Stage A125C?

JBL rates the JBL Stage A125C for 20-150 watts of amplifier power. It is a 6-ohm speaker, which most amplifiers and receivers handle without trouble.

Is the JBL Stage A125C easy to drive?

The JBL Stage A125C has a sensitivity of 88 dB. That is about average for a home speaker, so it is neither hard nor especially easy to drive.

Does the JBL Stage A125C need a subwoofer?

The JBL Stage A125C reaches down to 75Hz (full range 75-40k Hz). That leaves the lowest octaves out, so a subwoofer will make a clear difference for films and bass-heavy music.

What drivers does the JBL Stage A125C use?

The JBL Stage A125C is a 2-way design using a 1" dome with HDI (High Definition Imaging) waveguide technology tweeter and 2 x 5.24" polycellulose woofers.

Is the JBL Stage A125C sealed or ported?

The JBL Stage A125C uses a Passive Radiator enclosure. A passive radiator does the job of a port without the vent noise, which suits compact cabinets.

Can the JBL Stage A125C be bi-wired or bi-amped?

No. The JBL Stage A125C has a single pair of terminals, so bi-wiring and bi-amping are not possible. It uses 5-Way post terminals.

Can the JBL Stage A125C be wall mounted?

The JBL Stage A125C does not include a wall-mount bracket or keyhole, so it is designed to sit on a stand, shelf or the floor.

Does the JBL Stage A125C come with grilles?

Yes. The JBL Stage A125C comes with removable grilles.

How big and heavy is the JBL Stage A125C?

The JBL Stage A125C weighs 7.97kg / 17.5lbs each and measures 7-1/2 x 18-1/2 x 9-1/2inch (HxWxD).

How much does the JBL Stage A125C cost?

The JBL Stage A125C has a manufacturer's list price (MSRP) of $350 per pair.


JBL Stage A125C Detailed Specifications

General
BrandJBL
Full Model NameJBL Stage A125C
Speaker Type2-way Center Channel
Power Range20-150 watts
Sensitivity88 dB
Impedance6 ohms
Frequency Response75-40k Hz
Release Date2018
DRIVERS
Woofer Size5.24-inch
Woofer Compositionpolycellulose
Tweeter Size1-inch
Tweeter Typedome with HDI (High Definition Imaging) waveguide technology

CONNECTIONS
Connector Type5-Way post
Biamp InputsNo
PHYSICAL SPECS
Height191.0mm ( 7-1/2-inch)
Width470.0mm ( 18-1/2-inch)
Depth242.0mm ( 9-1/2-inch)
Height191.0mm ( 7-1/2-inch)
Weight7.97 kg (17.5 lbs)
EnclosurePassive Radiator
Available ColorsBlack
Mounting BracketNo
GrilleYes
Moisture ResistanceNo
OTHER
Handheld RemoteNo
Parts Warranty5 Years
Labor Warranty5 Years
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