Two-way passive installation line arrays (12 inch)

The Q-SYS PL-LA12 is a two-way, passive 12-inch installation line array designed to deliver premium sound for a broad range of applications, from entertainment and small sporting venues to corporate auditoriums and higher ed lecture halls. Ideal for small to medium-sized venues, the PL-LA12 is a high-performance front-of-house solution.


  • 12-inch LF transducer & HF compression driver in a bass-reflex enclosure
  • Weatherized (IP54) ABS enclosure for indoor and protected outdoor environments 
  • Superior acoustic performance via QSC LEAF™ Waveguide
  • Pairing with Q-SYS CX-Q 4ch network amplifiers enables custom voicings and filter sets for quicker deployment and better sonic performance
  • Integrated rigging hardware allows flying of up to twelve (12) loudspeakers
  • Flyable with the PL-SUB18 installation subwoofer (PL-LA12-AF Array Frame not included)


  • Deliver the right system for your customers: The PL-LA12 features a 12-inch transducer and high-frequency compression driver in a bass-reflex enclosure that provides a high-performance solution for front-of-house in small to medium-sized venues such as auditoriums or performance theaters. Pairing them with Q-SYS network amplifiers extends several benefits, from custom loudspeaker voicings and protection safeguards to advanced telemetry, helping to speed up deployment and deliver an optimal system operation experience.
  • Full control and monitoring for entertainment venues: Deploy intuitive user control interface for any operator in the venue. Similarly, enlist Q-SYS Reflect Enterprise Manager to remotely monitor and enable system visibility, even allowing an offsite technician to identify and troubleshoot issues from any web browser.
  • Seamless Q-SYS experience: PL Series performance loudspeakers are part of a comprehensive Q-SYS system portfolio that lets you deliver a singular audio, video,and control experience venue-wide.
Enclosure configuration  Bass Reflex, two-way passive/bi-amp line array loudspeaker
Transducers LF: 12 in (320 mm), 2.5 in (64 mm) voice coil, neodymium magnet
HF: 2x compression driver, 1.75 in  (44 mm) voice coil
Coverage (horizontal x vertical) 90° x 15°
System bandwidth (-10 dB with EQ) 53 Hz-20 kHz (no subwoofer)
System sensitivity  102.3 dB @ 1 W/1 m
Max SPL* (continuous) 129 dB @ 1 W/1 m
System power rating 49 Vrms, continuous 300 W @ 8 Ω
Connectors 2x Speakon NL4 (cable connector not provided)
1x Euroblock (parallel to Speakon): Solid wire 8-24 AWG, 4 poles
Recommended amplifiers  Q-SYS CX-Q Series 4ch network amplifiers
up to four (4) loudspeakers per channel on CX-Q 8K4
up to two (2) loudspeakers per channel on CX-Q 4K4
Rigging angles  0.5, 1.5, 3, 4.5, 6, 8, 10, 12
Enclosure material:  Impact-resistant ABS
Enclosure color  Black (RAL 9011)
Weatherization IP54
Stainless screws
UV and Corrosion treated grille
Aluminum Rigging
Hydrophobic Stainless Steel Mesh behind grille
Input cup (IP65) sealing with gland
Dimensions 15.4 x 24.4 x 15.8 in (392 x 620 x 381 mm)
Weight 47 lbs (21.5 kg)

*1 m on-axis in free space; continuous IEC noise 6 dB crest factor into power rating
All specifications are subject to change without notice.