Creation Networks provides nationwide audiovisual integration services and sales for businesses, offering complete solutions from AV system design and programming to professional installation and ongoing support. Whether you need Microsoft Teams Rooms integration, LED video wall installation, live streaming and production, enterprise video conferencing solutions, our team delivers tested, certified AV technology from top brands like Crestron, Q-SYS, Shure, and Absen. Trusted by organizations across the U.S., Creation Networks ensures your hybrid workplace AV systems are designed for performance, scalability, and long-term value. Contact us at 1.888.230.3661 or visit creationnetworks.net to start your project with a leading audiovisual integration partner.
K-Array Thunder KS4 I Ultra-light, Self-Powered dual 18” subwoofer with DSP and power outputs (Black)
K-Array Thunder KS4 I Ultra-light, Self-Powered dual 18” subwoofer with DSP and power outputs (Black) is backordered and will ship as soon as it is back in stock.
Shipping Availability*
Shipping Availability*
Free Ground Shipping on Most Orders Over $250.00
Looking for the best price or just need expert advise? Give us a call at 1-888-230-3661 or LiveChat below. Purchasing 1 or 100, there may be greater savings beyond the advertised price.
K-Array Thunder KS4 I Ultra-light, Self-Powered dual 18” subwoofer ...
The Thunder-KS4 I is a compact active subwoofer featuring a 2x18” cone drivers and a powerful 4x 2500W @ 4Ω audio amplifier module with built-in DSP. The audio power output connectors allow the Thunder subwoofers to drive a wide range of K-array passive loudspeakers. Compatible with midrange loudspeaker and other passive subwoofers, the self powered Thunder subwoofers with DSP are designed to be the core devices in K-array sound reinforcement systems.
Specs
General
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Type:
Active subwoofer
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Transducers:
2 x 18" neodymium magnet woofer
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Frequency Response:
30 Hz – 150/450 Hz (-6 dB) crossover dependant
(1) -
Crossover:
DSP-controlled, Low Pass @ 150 Hz, preset dependant
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Max SPL:
141 dB
(2) -
Coverage:
Omni
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Connectors:
Line Input
2x XLR-F analog / AES3
Line Output
2x XLR-M Link analog / AES3
Speaker Output
2x SpeakON NL4
Mains
powerCON TRUE1 TOP
Networking and Data
1x RJ45
4x USB-A -
Nominal Impedance:
4ohm subwoofer
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Controllers:
Wi-Fi dedicated Mobile APP
K-framework3 via wired Ethernet connection -
Built-in DSP:
Input gain, routing matrix, delay, full parametric IIR filters (Peaking, Shelving, Hi/ Lo pass, Hi/Lo Butterworth), Onboard preset, Remote monitoring
Handling and Finishes
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Dimensions (W x H x D):
1106 x 500 x 580 mm
(43.5 x 19.7 x 22.8 in)(3) -
Weight:
60 kg (132.3 lb)
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Material:
Polyurea coated birch plywood
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Colors:
Black/White/Custom RAL
At Creartion Networks, we do everything we can to create an excellent customer experience. This includes fast shipping and easy returns.
- Most in-stock orders placed Monday-Friday ship within 24-48 hours. General restrictions apply; please see our full shipping policy here.
- We offer a 30-day return policy from the delivery date on many products. Product restrictions apply. Restocking fees for the return of open-box items. Please see our full return policy here for more information.
Payment & Security
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