Klipsch KI-396-W-II 15" Commercial Loudspeaker at Vinyl Sound Toronto Canada

The KI-396-W-II is a high-output 15" 2-way commercial loudspeaker from Klipsch (Hope, Arkansas, USA), available at Vinyl Sound in Toronto, Canada. Built within the Klipsch KI Series Professional Installation line, this white-finish model features a 15" K-48-ST cast-frame woofer, a 3" K-691 titanium diaphragm compression driver mounted on a 90°x60° Tractrix Horn, and delivers a sensitivity rating of 101 dB with up to 127 dB maximum continuous SPL. Designed and manufactured in the USA using domestic and imported components, the KI-396-W-II is engineered for permanent installation in auditoriums, houses of worship, bars, music clubs, sports facilities, theme parks, and transportation hubs.

Tractrix Horn Technology and Pattern Control

At the heart of the KI-396-W-II is Klipsch's proprietary Tractrix Horn geometry, which combines the acoustic benefits of three distinct horn types into a single 90°x60° injection-molded K-510 horn. The modified Tractrix equation allows sound waves to exit the horn mouth with minimal back-reflections, directly reducing distortion and flattening the frequency response across the operating range. The result is tighter, more predictable coverage with horizontal control of 90° (+/- 30°) from 400 Hz to 13 kHz and vertical control of 60° (+/- 20°) from 1.6 kHz to 20 kHz. This level of pattern consistency is critical in reverberant commercial environments where precise audience coverage and minimal wall excitation separate professional-grade systems from consumer alternatives. The Directivity Index (DI) measures 8 dB (+/- 2 dB) between 1.6 kHz and 20 kHz, with a Directivity Factor (Q) of 6.3, confirming that the KI-396-W-II maintains disciplined dispersion at high frequencies regardless of playback level.

High-Excursion 15" Woofer and Compression Driver System

The low-frequency section is handled by the K-48-ST, a 15" heavy-duty cast-frame woofer engineered for high-excursion performance. Its 3" (76.2 mm) voice coil and 104-ounce (2.95 kg) magnet and motor assembly produce extended, well-controlled bass output from a compact trapezoidal enclosure. The high-frequency section uses the K-691 compression driver, featuring a 3" (76.2 mm) titanium diaphragm and a 64-ounce (1.82 kg) magnet, delivering high headroom and low listening fatigue even under sustained high-level operation. Both drivers are crossed over via an internal high-current passive network operating at 1 kHz, with 12 dB/octave slopes on the low-frequency side and 18 dB/octave on the high-frequency side. The enclosure itself is built from CNC-fabricated 3/4" 7-ply birch plywood with rabbet and dado joinery, and a 1" MDF motorboard for rigidity and resonance control.

Key Features

• 101 dB Sensitivity: Measured at 1 metre half-spaced anechoic with a 2.83V input, delivering exceptional efficiency and output per watt for large-scale installations.
• 127 dB Continuous / 133 dB Peak SPL: Calculated maximum output at 1 metre supports high-demand venues including music clubs, sports arenas, and transportation facilities.
• 600W Continuous / 2400W Peak Power Handling: AES-rated continuous power handling at 56 volts, with 6 dB peak headroom, accommodates high-power professional amplifiers.
• 90°x60° Tractrix Horn Coverage: Controlled directional dispersion reduces room reflections and focuses energy precisely on the listening audience.
• 3" K-691 Titanium Compression Driver: Large-format, high-excursion driver provides extended high-frequency headroom and lower distortion at sustained output levels.
• 15" K-48-ST Cast Frame Woofer: Heavy-duty cast frame and large motor assembly deliver deep, articulate low-frequency reproduction within a compact trapezoidal cabinet.
• 16 Suspension Points (4 per side): Sixteen 3/8"-16 threaded flypoints with C-bracket mount compatibility provide flexible rigging options for hanging, arraying, or bracket installation.
• 22.5° Symmetrical Trapezoidal Enclosure: The compact multi-angle cabinet enables tight speaker clusters, left-right mirroring, and side-by-side array configurations without gap or overlap.
• Internal Full-Range Passive Crossover: High-current crossover network with 1 kHz crossover point eliminates the need for external active processing in straightforward installations.
• White Lacquer Finish: Lacquer-based primer and texture coat in white blends cleanly with architectural interiors in commercial and institutional environments.
• CNC-Fabricated 7-Ply Birch Plywood Enclosure: Precision-cut rabbet and dado joinery with 1" MDF motorboard for structural rigidity, low resonance, and long-term durability.
• Made in the USA: KI Series enclosures are designed and manufactured in Hope, Arkansas, continuing the tradition established by Klipsch founder Paul W. Klipsch in 1946.

Technical Specifications

Connections at a Glance

• Two-point barrier strip input connection for robust, secure wiring terminations
• Sixteen 3/8"-16 threaded flypoints (4 per top, bottom, and each side) for rigging bar and array configurations
• Single C-bracket attachment point on top and bottom panels for wall or ceiling bracket mounting

Frequently Asked Questions

What is the Klipsch KI-396-W-II?

The Klipsch KI-396-W-II is a high-output 15" 2-way commercial loudspeaker from the Klipsch KI Series Professional Installation line, finished in white lacquer. It delivers 101 dB sensitivity, 127 dB continuous maximum SPL, and a frequency response of 60 Hz to 18 kHz (+/- 3 dB), making it one of the most capable passive commercial loudspeakers available in its enclosure size. Designed for permanent installation, it is suited to auditoriums, bars, houses of worship, sports venues, and transportation facilities where sustained high output and reliable pattern control are required.

How does the Klipsch KI-396-W-II compare to the JBL SRX835P?

The Klipsch KI-396-W-II is a passive permanent-installation speaker, while the JBL SRX835P is an active, self-powered portable loudspeaker. The KI-396-W-II offers a higher sensitivity of 101 dB versus the SRX835P's 99 dB, and its Tractrix Horn provides tighter, more consistent pattern control (90°x60°) with a measured Directivity Index of 8 dB. The KI-396-W-II's 7-ply birch plywood enclosure and 16-point rigging system are designed specifically for fixed commercial installation, offering greater long-term durability and flexible array configurations compared to the plastic-enclosure SRX835P. For install applications where amplifier selection and DSP processing are already part of the system design, the passive KI-396-W-II provides greater configurability and headroom.

Can the Klipsch KI-396-W-II be used without a subwoofer?

Yes, the KI-396-W-II can operate as a full-range loudspeaker without a subwoofer in many commercial applications. Its frequency response extends to 60 Hz at +/- 3 dB, with usable output reaching -10 dB at 35 Hz, which covers the majority of speech, music, and program content in venues such as auditoriums, retail spaces, and houses of worship. For applications requiring deep bass reinforcement below 60 Hz, such as nightclub DJ systems or live music with heavy low-frequency content, pairing with a matched Klipsch KI-series subwoofer is recommended to maximize low-end output and system headroom.

What is Tractrix Horn technology in the Klipsch KI-396-W-II?

Tractrix Horn technology is Klipsch's proprietary horn geometry, derived from a modified Tractrix equation, that combines the acoustic advantages of three distinct horn types into a single molded structure. In the KI-396-W-II, the K-510 Tractrix Horn allows the compression driver's sound wave to exit with minimal back-reflections into the horn throat, which reduces distortion and extends the flat frequency response region compared to conventional exponential or conical horns. The geometry also achieves a relatively compact horn depth for its coverage angle, keeping the enclosure size manageable without sacrificing directional control. The outcome is a 90°x60° coverage pattern that remains consistent across a wide frequency range, reducing room excitation and improving intelligibility in reverberant environments.

Where can I buy the Klipsch KI-396-W-II in Toronto or Canada?

The Klipsch KI-396-W-II is available at Vinyl Sound, an authorized Klipsch dealer located in Toronto, Canada. Vinyl Sound serves customers across the Greater Toronto Area and ships throughout Canada, providing access to Klipsch's full KI Series professional installation loudspeaker range. Purchasing from an authorized Canadian dealer ensures full manufacturer warranty coverage and access to professional installation support.

What amplifier power is recommended for the Klipsch KI-396-W-II?

Klipsch recommends pairing the KI-396-W-II with an amplifier rated at approximately twice the speaker's continuous power handling in numerical terms, which means amplifier headroom of at least 1200 watts into 8 ohms is ideal for maximizing dynamic headroom without underpowering the system. The KI-396-W-II's nominal impedance is 8 ohms (minimum 5.1 ohms at 112 Hz), so standard professional 2-channel or 4-channel amplifiers from brands such as Crown, QSC, or Lab.gruppen are compatible. Klipsch cautions that both overpowering and underpowering can cause driver damage, and that amplifier output should not exceed 3 dB above the speaker's rated power handling.

What venues is the Klipsch KI-396-W-II best suited for?

The Klipsch KI-396-W-II is engineered for demanding permanent-installation environments requiring high sustained SPL and consistent coverage. Ideal applications include performing arts spaces, live music venues, auditoriums, houses of worship, bars and music clubs, small to medium sports facilities, theme parks, and transportation hubs. Its 22.5° symmetrical trapezoidal enclosure allows multiple units to be arrayed tightly, making it especially well suited to horizontal cluster configurations above stages or in corner mounts where precise horizontal coverage control is critical.

Can the Klipsch KI-396-W-II be flown or rigged overhead?

Yes, the KI-396-W-II is specifically designed for overhead rigging. It includes sixteen 3/8"-16 threaded flypoints, with four points per side, top, and bottom, providing a total of 16 independent rigging attachment options compatible with standard rigging bars and array hardware. Additional C-bracket mounting points on the top and bottom panels accommodate standard speaker bracket hardware for wall or ceiling mounting. All rigging must be performed by qualified installation professionals following applicable load ratings and local safety codes.