The Klipsch THX-504-L In-Wall Speaker (Each) delivers true commercial cinema dynamics, pinpoint dialogue clarity, and effortless acoustic output directly from a flush-mounted wall installation. Engineered to meet the exacting performance parameters of THX Select2 certification, this high-output architectural loudspeaker pairs an advanced 1-inch titanium compression driver mated to a 90° x 90° Tractrix® horn with four 5.25-inch woven fiberglass cone woofers. Outfitted with a fully integrated, resonance-free MDF acoustic enclosure and low-profile magnetic steel grille, it provides reference-level LCR and surround-channel reproduction for dedicated screening rooms and luxury residential theaters without taking up floor space.
Key Features & Innovations
THX® Select2 Certified Cinema Performance — the Klipsch THX-504-L In-Wall Speaker (Each) satisfies stringent acoustic criteria for low distortion, flat frequency response, and high-impact dynamic headroom in medium-to-large home theater rooms.
90° x 90° Square Tractrix® Horn Directivity — controls high-frequency acoustic dispersion to focus energy straight into the primary listening area, dramatically minimizing early boundary reflections from walls and ceilings for razor-sharp dialogue intelligibility.
1-Inch Titanium Diaphragm Compression Driver — features an ultra-lightweight titanium dome driven by a powerful neodymium motor assembly, delivering effortless, uncompressed high frequencies up to 20 kHz with studio-grade micro-detail.
Quad 5.25-Inch Fiberglass Cone Woofers — four stiff, low-mass woven fiberglass drivers move in unison to generate high acoustic efficiency, articulate midbass impact, and solid low-frequency authority down to 46 Hz.
Factory-Integrated Sealed MDF Enclosure — built with an acoustic backbox that guarantees consistent, factory-tuned bass response in any wall construction while drastically reducing sound spillover into adjacent living spaces.
FAQ — Klipsch THX-504-L
Can the Klipsch THX-504-L In-Wall Speaker (Each) be positioned horizontally as a center channel?
Yes. The Klipsch THX-504-L In-Wall Speaker (Each) is designed for high-performance Left, Center, and Right (LCR) duties, and its symmetrical quad-woofer layout and 90° x 90° Tractrix horn allow it to be installed either vertically or horizontally between standard wall framing.
Does this architectural speaker require an additional backbox?
No, the speaker features a pre-engineered, fully sealed internal MDF acoustic backbox, ensuring predictable frequency response regardless of wall stud spacing or insulation depth.
What amplifier power is recommended for the THX-504-L?
Klipsch rates the speaker for 150 Watts continuous power handling (600 Watts peak) at 8 Ohms, pairing cleanly with high-current multi-channel power amplifiers or reference AV receivers.
Can the included magnetic grille be painted?
Yes, the included edge-to-edge magnetic steel grille is completely paintable and comes with a clear paint mask to protect the drivers during installation.
Why Buy From Us
Authorized Klipsch THX dealer providing 100% factory-authentic reference speakers with full manufacturer warranty protection
Experienced home theater system designers ready to guide LCR layout, stud framing requirements, and multichannel amplification
Dedicated customer support for installation planning, receiver calibration, and crossover setup
Insured priority delivery with heavy-duty reinforced packaging on every order
Related & System Matches
Klipsch THX-502-L and THX-5002-S in-wall surround speakers
Klipsch THX-1200-SW in-wall or external architectural subwoofers
High-current multi-channel AV power amplifiers and processor preamps
