Sony SA-CS9
Powered subwoofer · Discontinued
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The Sony SA-CS9 is a powered subwoofer with a 115 W amplifier and a 10-inch driver, rated down to 28 Hz. It has line-level and speaker-level inputs; all 26 receivers and processors in our catalogue connect to it.
$239 each (MSRP, September 2014)
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Receivers and processors for the SA-CS9
Each pairing is checked by our compatibility engine against the subwoofer's inputs and the unit's subwoofer outputs.
Connects (26)
- Denon AVR-S570BT
5 amplified channels · 70 W at 8 Ω
- Yamaha RX500A
7 amplified channels · 70 W at 8 Ω
- Denon AVR-S670H
5 amplified channels · 75 W at 8 Ω
- Denon AVR-X1700H
7 amplified channels · 80 W at 8 Ω
- Denon AVR-S770H
7 amplified channels · 75 W at 8 Ω
- Onkyo TX-NR6100
7 amplified channels · 100 W at 8 Ω
- Yamaha RX-V6A
7 amplified channels · 100 W at 8 Ω
- Denon AVR-X1800H
7 amplified channels · 80 W at 8 Ω
- Denon AVR-S970H
7 amplified channels · 90 W at 8 Ω
- Onkyo TX-RZ30
9 amplified channels · 100 W at 8 Ω
- Pioneer VSX-LX305
9 amplified channels · 100 W at 8 Ω
- Onkyo TX-NR7100
9 amplified channels · 100 W at 8 Ω
- Marantz Cinema 70s
7 amplified channels · 50 W at 8 Ω
- Denon AVR-X2900H
7 amplified channels · 95 W at 8 Ω
- Pioneer VSX-LX505
9 amplified channels · 120 W at 8 Ω
- Onkyo TX-RZ50
9 amplified channels · 120 W at 8 Ω
- Denon AVR-X3800H
9 amplified channels · 105 W at 8 Ω
- Denon AVR-X3900H
9 amplified channels · 105 W at 8 Ω
- Marantz AV7706
11 channels, no amplifiers · Dolby Atmos
- Denon AVR-X4800H
9 amplified channels · 125 W at 8 Ω
- Marantz Cinema 50
9 amplified channels · 110 W at 8 Ω
- Denon AVR-X6800H
11 amplified channels · 140 W at 8 Ω
- Anthem AVM 70 8K
15 channels, no amplifiers · Dolby Atmos
- Monoprice HTP-1
15 channels, no amplifiers · Dolby Atmos
- Emotiva RMC-1L
15 channels, no amplifiers · Dolby Atmos
- Marantz AV 10
15 channels, no amplifiers · Dolby Atmos
SA-CS9 specifications
| Amplifier | 115 W |
|---|---|
| Drivers | 1 × 250 mm |
| Low end | 28 Hz |
| Inputs | Line, speaker-level |
| Size | 12×14×16 in |
| Weight | 11.5 kg (25.4 lb) |
| MSRP | $239 each (MSRP, September 2014) |
Every value comes from the sources under References, last retrieved September 15, 2026. To check it against the rest of your system, use the compatibility checker.
Questions about the SA-CS9
- What receiver works with the SA-CS9?
- Any receiver or processor with a subwoofer output, or an amplifier with speaker outputs through its speaker-level inputs. In our catalogue that includes Denon AVR-S570BT, Yamaha RX500A and Denon AVR-S670H.
- How powerful is the SA-CS9?
- The Sony SA-CS9 has a 115 W continuous amplifier.
- How low does the SA-CS9 go?
- The Sony SA-CS9 is rated down to 28 Hz. In a room, modes can lift or cancel bass by more than 10 dB, so placement matters as much as the rating.
- Does the SA-CS9 have speaker-level inputs?
- Yes. It has speaker-level inputs as well as a line-level input.
- How big is the SA-CS9?
- The Sony SA-CS9 measures 295 × 345 × 400 mm (11.6 × 13.6 × 15.7 in, width × height × depth) and weighs 11.5 kg (25.4 lb).
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References
- Sony SA-CS9: Owner's manual, pdf-manuals.com, retrieved September 15, 2026
- Sony SA-CS9: Owner's manual, manualslib.com, retrieved September 15, 2026
- Sony SA-CS9: Independent measurement, perfectacoustic.co.uk, retrieved September 15, 2026
- Sony SA-CS9: Independent measurement, hometechnologyreview.com, retrieved September 15, 2026
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