Product identification
- Model
- KS21 21-Inch High-Power Subwoofer
- Product category
- Subwoofer Systems
KS21 21-Inch High-Power Subwoofer
KS21 21-Inch High-Power Subwoofer is listed in the subwoofer systems category as a subwoofer system. The reference lists maximum spl: 142 dB; bandwidth: 27 Hz – 100 Hz. Confirm the exact model, current specifications and supply details before use.
WHATSAPPRequest a Quote- Maximum SPL
- 142 dB
- Bandwidth
- 27 Hz – 100 Hz
- Weight
- 52 kg / 115 lb
Technical specifications
- Maximum SPL
- 142 dB
- Bandwidth
- 27 Hz – 100 Hz
- Transducers
- LF: 2 × 12″
- High power compact subwoofer
- 1 x 21'' amplified by LA4X / LA12X
- Low frequency limit(-10 dB)
- 29 Hz ([KS21_60])
- Nominal directivity(-6 dB)
- Standard or cardioid configuration
- Acoustical load
- Bass-reflex, L-Vents
- Nominal impedance
- 8Ω
- Connectors
- 2 × 4-point terminal block with push-in connection
Physical specifications
- Dimensions
- 675 × 540 × 700 mm
- Weight
- 52 kg / 115 lb
- Cabinet
- Baltic beech and birch plywood
- Front
- Coated steel grill Acoustically neutral 3D fabric
- Finish
- Dark grey brown Pantone 426 C
- IP
- IP55
- Front
- Coated steel grill
Compatibility and deployment
- Rigging and handling
- External rigging kits M6 inserts for rigging plates M8 inserts for A-U15i 1 DIN580-compatible M8 threaded insert
- Rigging components
- steel with anti-corrosion coating
- Function / configuration
- amplified by LA4X / LA12X
- Function / configuration
- Low frequency limit(-10 dB) ：29 Hz ([KS21_60])
- Rigging and handling
- External rigging kits
- Function / configuration
- M6 inserts for rigging plates
TECHNICAL REFERENCE
Product specifications.
Published product details. Ask our team about any configuration that is not listed.
| Maximum SPL | 142 dB |
|---|---|
| Bandwidth | 27 Hz – 100 Hz |
| Transducers | LF: 2 × 12″ |
| Dimensions | 675 × 540 × 700 mm |
| Weight | 52 kg / 115 lb |
| High power compact subwoofer | 1 x 21'' amplified by LA4X / LA12X |
| Low frequency limit(-10 dB) | 29 Hz ([KS21_60]) |
| Maximum SPL1 | 138 dB ([KS21_100]) |
| Nominal directivity(-6 dB) | Standard or cardioid configuration |
| Transducers | 1 × 21″ neodymium cone driver |
| Acoustical load | Bass-reflex, L-Vents |
| Nominal impedance | 8Ω |
| Connectors | 2 × 4-point terminal block with push-in connection |
| Rigging and handling | External rigging kits M6 inserts for rigging plates M8 inserts for A-U15i 1 DIN580-compatible M8 threaded insert |
| Weight (net) | 49 kg / 108 lb |
| Cabinet | Premium grade Baltic beech and birch plywood |
| Front | Coated steel grill Acoustically neutral 3D fabric |
| Rigging components | High grade steel with anti-corrosion coating |
| Finish | Dark grey brown Pantone 426 C |
| IP | IP55 |
Downloads
| Title | File type | Download |
|---|---|---|
| YL KS21 Selected Technical DataEnglish | PDF73 KB |
System accessories
YL LightSystem Accessories
Rigging & Accessories
Audio Flight Case for Professional Sound Systems
Audio Flight Case for Professional Sound Systems is listed in the rigging & accessories category as a audio rigging or accessory product. The source does not provide a clearly labelled technical specification for this item. Confirm the exact model, current specifications and supply details before use.
YL LightSystem Accessories
Rigging & Accessories
CLAMP250
CLAMP250 is listed in the rigging & accessories category as a audio rigging or accessory product. The source does not provide a clearly labelled technical specification for this item. Confirm the exact model, current specifications and supply details before use.
YL LightYL-LA
Rigging & Accessories
K2-JACK
K2-JACK is listed in the rigging & accessories category as a audio rigging or accessory product. The source does not provide a clearly labelled technical specification for this item. Confirm the exact model, current specifications and supply details before use.
YL LightYL-LA
Rigging & Accessories
A15-RIGBAR
A15-RIGBAR is listed in the rigging & accessories category as a audio rigging or accessory product. The source does not provide a clearly labelled technical specification for this item. Confirm the exact model, current specifications and supply details before use.
YL LightYL-LA
Rigging & Accessories
A15-BUMP
A15-BUMP is listed in the rigging & accessories category as a audio rigging or accessory product. The source does not provide a clearly labelled technical specification for this item. Confirm the exact model, current specifications and supply details before use.
YL LightYL-LA
Rigging & Accessories
KS21-OUTRIG
KS21-OUTRIG is listed in the rigging & accessories category as a audio rigging or accessory product. The source does not provide a clearly labelled technical specification for this item. Confirm the exact model, current specifications and supply details before use.
YL LightYL-LA
Rigging & Accessories
KS21-PLA
KS21-PLA is listed in the rigging & accessories category as a audio rigging or accessory product. The source does not provide a clearly labelled technical specification for this item. Confirm the exact model, current specifications and supply details before use.
YL LightYL-LA
Rigging & Accessories
KS21-COV
KS21-COV is listed in the rigging & accessories category as a audio rigging or accessory product. The source does not provide a clearly labelled technical specification for this item. Confirm the exact model, current specifications and supply details before use.
YL LightYL-LA
Rigging & Accessories
KS21-CHARIOT
KS21-CHARIOT is listed in the rigging & accessories category as a audio rigging or accessory product. The source does not provide a clearly labelled technical specification for this item. Confirm the exact model, current specifications and supply details before use.
YL LightYL-LA
Rigging & Accessories
KS21-CHARIOTCOV
KS21-CHARIOTCOV is listed in the rigging & accessories category as a audio rigging or accessory product. The source does not provide a clearly labelled technical specification for this item. Confirm the exact model, current specifications and supply details before use.
YL LightYL-LA
Rigging & Accessories
A-TILT
A-TILT is listed in the rigging & accessories category as a audio rigging or accessory product. The source does not provide a clearly labelled technical specification for this item. Confirm the exact model, current specifications and supply details before use.
Product videos
Ask for an available demonstration of KS21 21-Inch High-Power Subwoofer and the configuration you need.
Request a product demonstrationYou may also like
YL LightYL-LFC
Subwoofer Systems
2100-LFC-LFC121- LFC121 - Single 21-inch Active Subwoofer
2100-LFC-LFC121- LFC121 - Single 21-inch Active Subwoofer is listed in the subwoofer systems category as a subwoofer system. The source does not provide a clearly labelled technical specification for this item. Confirm the exact model, current specifications and supply details before use.
YL LightYL-LFC
Subwoofer Systems
1100-LFC-LFC218- LFC218 - Dual 18-inch Active Subwoofer
1100-LFC-LFC218- LFC218 - Dual 18-inch Active Subwoofer is listed in the subwoofer systems category as a subwoofer system. The source does not provide a clearly labelled technical specification for this item. Confirm the exact model, current specifications and supply details before use.
YL LightYL-DHL
Subwoofer Systems
AS9007 Active Dual 21-Inch Subwoofer
AS9007 Active Dual 21-Inch Subwoofer is listed in the subwoofer systems category as a subwoofer system. The reference lists maximum spl: (Peak): approx. 141 dB Amplifier Power: 3600 W RMS / 7200 W Peak (Class-D) Power Supply: AC 100–240 V, 50/60 Hz Net; frequency response: (-10 dB): 20 Hz – 400 Hz Max SPL (Peak): approx. 141 dB Amplifier Power: 3600 W RMS / 7200 W Peak (Class-D) Power Supply: AC 100–240 V, 50/60 Hz Net. Confirm the exact model, current specifications and supply details before use.