The Thunder-KS1P I is a compact passive subwoofer built for high-performance audio. Featuring an 12” neodymium magnet woofer with a 3” voice coil, it delivers deep, controlled bass, ideal for live events and installations.With a frequency response from 35 Hz to 450 Hz and a 137 dB max SPL, it ensures powerful sound pressure without compromising quality. Built from polyurea-coated birch plywood, it is highly resistant to impacts and wear. Weighing 34 kg, its compact design allows easy transport and integration into professional audio systems. Equipped with two Speakon NL4 connectors and an 8-ohm nominal impedance, it ensures seamless connectivity.
Available in black, white, or custom RAL finishes, the Thunder-KS1P I is a powerful, durable solution for superior low-frequency performance.
Specifications
General
-
Type:
Passive subwoofer
-
Transducers:
12" neodymium magnet woofer
-
Frequency Response:
35 Hz - 150/450 Hz (-6 dB) crossover dependant
(1) -
Crossover:
External DSP-controlled,
Low Pass @ 150 Hz up to 450 Hz, preset dependant -
Max SPL:
134
(2) -
Rated Power:
1200W peak
-
Coverage:
Omni
-
Connectors:
2 x Speakon NL4 2+ 2- signal / 1+ 1- link
-
Nominal Impedance:
8ohm
-
Disclaimer:
Passive loudspeakers requires dedicated preset loaded on board of K-array amplifiers.
-
Disclaimer:
New materials and design are introduced into existing products without previous notice.
Handling and Finishes
-
Dimensions (W x H x D):
500 x 350 x 440 mm
(19.7 x 13.8 x 17.3 in)(3) -
Weight:
18 kg (39.7 lb)
-
Material:
Polyurea coated birch plywood
-
Colors:
Black/White/Custom RAL
Regulations
-
IP Rating:
54 (5)
(4)
- (1) With dedicated preset
- (2) Maximum SPL is calculated using a signal with crest factor 4 (12dB) measured at 1 m.
- (3) Included 17 mm (0.7 in) removable rubber feet
- (4) In case of permament, long lasting installation in critical environments (swimming pools, beaches, yachts..), we recommend to further protect the subwoofer. Contact K-array directly to discuss best protection practices.
Downloads
KS1 I GLL
KS1 I GLL
Thunder-KS1P Datasheet-ESP
Thunder-KS1P Datasheet
ver 1.0
KS1P Layout
Amp-to-speaker matching table
Thunder KS User Manual
Thunder-KS1P I BIM
KS1 I DWG 3D
Thunder KS User Manual
CE Declaration of Conformity
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