8" 50W Coaxial Speaker Driver

Series: 8A50

Model: 8A50

20 oz. LF magnet coupled with 1.4" copper voice coil drive a polyproylene cone with half-roll rubber surround for long cone travel and good edge damping.
Post-mounted tweeter is a 1" balanced-drive dome protected by Ferrofluid and a first-order high-pass filter.
Frame: Stamped 20-gauge steel with black enamel finish and zinc plated back-plate.
Power Rating: 50W RMS
Frequency Response: 50Hz-20kHz (±7.5dB), crossover at 4kHz

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Eight inch coaxial driver is the flagship of Lowell’s A-series and represents an upgrade in performance over standard commercial coaxial drivers — with greater power handling, lower distortion, and smoother musical sound. This driver is engineered for very high quality music and paging especially in large venues such as restaurants, hotel lobbies, retail stores and similar locations where the listening experience is a key part of customer satisfaction.

20 oz. LF magnet coupled with 1.4" copper voice coil drive a polyproylene cone with half-roll rubber surround for long cone travel and good edge damping.
Post-mounted tweeter is a 1" balanced-drive dome protected by Ferrofluid and a first-order high-pass filter.
Frame: Stamped 20-gauge steel with black enamel finish and zinc plated back-plate.
Power Rating: 50W RMS
Frequency Response: 50Hz-20kHz (±7.5dB), crossover at 4kHz
Mounting Depth: 3.85 in.
Mounting Bolt Circle: 7.625–7.688 in.
Dispersion Angle: 90 degrees conical
Average Sensitivity: 89.6dB
Made in U.S.A. with global components
Meets or exceeds industry standards

Transformer Option - Yes
Spec Sheet available - Yes

Power Handling: 50 watts RMS (nominal) measured per EIA Standard RS-426A (70W in a 1/2 cu.ft. backbox)
Impedance: 8 ohms (nominal), 8 ohms @180Hz (minimum)
Impedance: 8 ohm
Power Handling: 50 Watt
Maximum SPL (Sound Pressure Level): 106.60 dB
Maximum Frequency Response (Bandwidth): 50 Hz
Speaker Diameter (Driver): 8 in
Regulatory Compliance: EIA
Depth: 3.85 in
Product Weight: 3.50 lbs
Minimum Frequency Response (Bandwidth): 20 Hz
Power Rating: 50 watts
Sensitivity: 90dB Average SPL
Frequency Response: 40Hz - 19kHz
Crossover Frequency: 4000Hz
Dispersion Angle: 90 degrees conical at 2000Hz octave
Woofer Cone: Polypropylene with rubber half-roll surround
Woofer Magnet: 20oz strontium ferrite ceramic
Woofer voice coil: 1.4 inch copper wire over aluminum former
Woofer Terminals: Quick disconnect type spade lugs
Tweet Diameter: 2.05 inch housing with 1 inch diameter balanced-drive dome
Tweeter Magnet: 2 oz. ceramic
Tweeter Voice Coil: 0.53 inch copper wire and ferrofluid
Basket: 20 gauge stamped steel with black enamel finish
Outside Diameter: 8.08 inch
Mounting Bolt Circle: 7.625 to 7.688 inch with 8 obround holes equally spaced at 45 degrees
Cutout Diameter: 7.2 inch
Mounting Depth: 3.85 inch
Net Weight: 3.5 lbs
Maximum Frequency Response (Bandwidth): 0.05 kHz
Minimum Frequency Response (Bandwidth): 0.02 kHz
Sensitivity: 89.60 dB
Width: 8.06 in

8A50-T870 - 8" 50W Coaxial Speaker Driver

8A50-TM1670 - 8" 50W Coaxial Speaker Driver

8A50-TS3270 - 8" 50W Coaxial Speaker Driver

IM8A-TS32-2SW - 8-inch 50W Coaxial Packaged Speaker System with TLS3270 Transformer, White Grille

WB-8 - Round Screw-Mount Grille for 8-inch Speaker

1444-8A50.pdf 217368 kb - Data Sheet

Project List

CS-8H
Round Screw-Mount Grille for 8-inch Driver, 2-piece Welded Steel

LO8-P
Screw-mount Plastic Grille for 8-inch Speaker

RS8-AW
Round Screw-mount Aluminum Grille for 8-inch Speaker, White

SG-8VP
Vandal-Resistant Square Grille for 8-inch Speaker or Unihorn™

8" 50W Coaxial Speaker Driver

by Lowell Manufacturing Co.

Model: 8A50-T870

8" 50W Coaxial Speaker Driver

by Lowell Manufacturing Co.

Model: 8A50-TM1670

8" 50W Coaxial Speaker Driver

by Lowell Manufacturing Co.

Model: 8A50-TS3270

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