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    OEM ArchiTech Premium Series — Loudspeaker Product Brochure

    September 08, 2026 2 min read

    Product brochure for the OEM ArchiTech Premium Series of round, rectangular, and frameless in-ceiling/in-wall loudspeakers, with full specifications for each model.

    💾 Download Original PDF
    Full text manual (for reference)

    Product overview for the OEM Systems ArchiTech Premium Series of in-ceiling and in-wall loudspeakers, plus the Frameless line for clean, low-profile installations. All models carry a Lifetime Limited Warranty and use poly woofers with butyl rubber surrounds paired with pivoting dome tweeters.

    Round Loudspeakers

    Model Description Freq. Response Power (nom/max) Overall / Cut-Out Rough-In / Vapor Dome
    SC-502E 5-1/4" 2-way round, 3/4" pivoting dome tweeter, sold in pairs 50Hz-20kHz 30 / 60 watts 7-1/2" round / 6-1/2" x 2-3/8" deep RIR-5 / VPD-5
    SC-602E 6-1/2" 2-way round, sold in pairs 45Hz-20kHz 40 / 80 watts 8-3/8" round / 7-3/8" x 2-7/8" deep RIR-6 / VPD-6
    SC-802E 8" 2-way round, sold in pairs 35Hz-20kHz 50 / 100 watts 9-3/4" round / 8-5/8" x 2-7/8" deep RIR-8 / VPD-8
    SC-62 6-1/2" 2-way single-point (dual L/R tweeters, stainless grille for high-humidity), sold individually 45Hz-20kHz 50 / 100 watts (combined) 8-3/8" round / 7-3/8" x 2-7/8" deep RIR-6 / VPD-6

    All round models: 91dB @ 1w/1m sensitivity, 8 ohms impedance, perforated metal grille.

    Rectangular Loudspeakers

    Model Description Freq. Response Power (nom/max) Overall / Cut-Out Rough-In Kit
    SE-691E 5-1/4" 2-way rectangular, 1" pivoting dome tweeter, sold in pairs 50Hz-20kHz 30 / 60 watts 6-5/8"W x 9-1/4"H / 5-9/16" x 8-1/4" x 2-3/8"D RI-6914
    SE-791E 6-1/2" 2-way rectangular, sold in pairs 45Hz-20kHz 40 / 80 watts 8-5/8"W x 12-1/8"H / 7-3/8" x 10-7/8" x 3-1/8"D RIB-7
    SE-891E 8" 2-way rectangular, sold in pairs 35Hz-20kHz 50 / 100 watts 10-1/2"W x 14-1/2"H / 9" x 13" x 2-15/16"D RIB-82 / VPD-82

    All rectangular models: 91dB @ 1w/1m sensitivity, 8 ohms impedance, perforated metal grille.

    Frameless Loudspeakers

    Clean, low-profile design with magnetically-attached stainless steel grille (may be painted to match the mounting surface). Dog-ear mounting; sold and shipped in pairs.

    Model Description Freq. Response Power (nom/max) Cut-Out Overall
    SC-602f 6-1/2" 2-way in-ceiling/wall, 3/4" pivoting dome tweeter 45Hz-20kHz ±3dB 40 / 80 watts 7-1/4" dia. x 3-3/8" deep 8-7/16" dia.
    SC-802f 8" 2-way in-ceiling/wall, 3/4" pivoting dome tweeter 35Hz-20kHz ±3dB 50 / 100 watts 8-5/8" dia. x 3-7/8" deep 9-7/8" dia.

    Both Frameless models: 91dB @ 1w/1m sensitivity, 8 ohms nominal impedance. Sold with round frameless grilles standard (optional square grilles available). An optional pre-construction bracket and vapor dome are available for new-construction installs.

    Warranty

    All ArchiTech Premium Series speakers carry a Lifetime Limited Warranty.