{"product_id":"wharfedale-pro-wla-28suba-dual-15in-145db-active-line-array-subwoofer","title":"Wharfedale Pro WLA-28SUBA | Dual 15in - 145dB | Active Line Array Subwoofer","description":"\u003ch2\u003eActive Line Array Subwoofer\u003c\/h2\u003e\r\n\u003cp\u003e\u003cstrong\u003eWharfedale Pro WLA-28SUBA\u003c\/strong\u003e is a dual 15-inch active subwoofer designed to provide powerful low-frequency reinforcement for touring sound systems, installed venues, houses of worship, and event production. With internal Class D amplification, DSP-based processing, 8 FIR presets, and integrated rigging, it delivers high-output bass support for WLA-28A active line array deployments.\u003c\/p\u003e\r\n\r\n\u003ch2\u003eWharfedale Pro WLA-28SUBA Competitive Differences\u003c\/h2\u003e\r\n\u003cul\u003e\r\n  \u003cli\u003eDual 15-inch active subwoofer with 2000W continuous and 4000W peak power\u003c\/li\u003e\r\n  \u003cli\u003e145dB max SPL in half space for high-impact low-frequency output\u003c\/li\u003e\r\n  \u003cli\u003eDSP-based processing with 8 resident FIR presets for fast system optimization\u003c\/li\u003e\r\n  \u003cli\u003eEthernet control via RS485 with Pro=Link software for remote system management\u003c\/li\u003e\r\n  \u003cli\u003eBirch plywood enclosure with integrated rigging for flown or ground-stacked deployment\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch2\u003eWharfedale Pro WLA-28SUBA Description\u003c\/h2\u003e\r\n\u003cp\u003eThe \u003cstrong\u003eWharfedale Pro WLA-28SUBA\u003c\/strong\u003e is the dedicated low-frequency element for the WLA-28A active line array system. Its bass-reflex design uses two 15-inch Wharfedale Pro ferrite drivers with aluminum frames and 4-inch voice coils to deliver tight, extended bass for live music, DJs, production companies, and permanent sound installations.\u003c\/p\u003e\r\n\r\n\u003cp\u003ePowered by a high-efficiency Class D amplifier, the WLA-28SUBA provides 2000W continuous power and 4000W peak power, giving the system the output and headroom needed for demanding venues and events. DSP-based processing with 8 FIR presets helps tailor performance to different configurations, while preset-dependent crossover control supports integration with other WLA-28A system elements.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThe cabinet is built from 15 mm \/ 18 mm birch plywood with a black Tough-Tone finish and steel grille, making it suitable for rental, touring, and installed applications. The enclosure includes two handles and integral rigging, allowing the subwoofer to be flown or ground-stacked depending on the system design.\u003c\/p\u003e\r\n\r\n\u003cp\u003eFor control and connectivity, the \u003cstrong\u003eWharfedale Pro WLA-28SUBA\u003c\/strong\u003e includes an XLR 1\/4-inch combo input, balanced XLR link output, USB Type B update port, RJ45 RS485 networking, powerCON AC input, and powerCON loop-through. RMS, peak limiter, DC, short-circuit, thermal, low-line voltage, and power-on mute protection help support reliable operation in professional environments.\u003c\/p\u003e\r\n\r\n\u003ch3\u003eWLA-28SUBA Features\u003c\/h3\u003e\r\n\u003cul\u003e\r\n  \u003cli\u003eDual 15-inch active subwoofer for the WLA-28A active line array system\u003c\/li\u003e\r\n  \u003cli\u003eBass-reflex enclosure design\u003c\/li\u003e\r\n  \u003cli\u003e2000W continuous power output\u003c\/li\u003e\r\n  \u003cli\u003e4000W peak power output\u003c\/li\u003e\r\n  \u003cli\u003e145dB max SPL measured in half space\u003c\/li\u003e\r\n  \u003cli\u003eInternal Class D amplifier design\u003c\/li\u003e\r\n  \u003cli\u003eDSP-based processing with 8 FIR presets resident in the input module\u003c\/li\u003e\r\n  \u003cli\u003eEthernet control via RS485 protocol\u003c\/li\u003e\r\n  \u003cli\u003eRemote system control and tuning with Pro=Link software\u003c\/li\u003e\r\n  \u003cli\u003eDual 15-inch Wharfedale Pro ferrite LF drivers\u003c\/li\u003e\r\n  \u003cli\u003e4-inch LF voice coils\u003c\/li\u003e\r\n  \u003cli\u003eBirch plywood enclosure with black Tough-Tone finish\u003c\/li\u003e\r\n  \u003cli\u003eSteel grille for driver protection\u003c\/li\u003e\r\n  \u003cli\u003eIntegrated rigging for flown deployment\u003c\/li\u003e\r\n  \u003cli\u003eSupports flying and ground deployment\u003c\/li\u003e\r\n  \u003cli\u003eRMS, peak limiter, and DC driver protection\u003c\/li\u003e\r\n  \u003cli\u003eThermal shutdown protection with auto reset\u003c\/li\u003e\r\n  \u003cli\u003eUSB Type B update port\u003c\/li\u003e\r\n  \u003cli\u003eRJ45 network connector for RS485 control\u003c\/li\u003e\r\n  \u003cli\u003epowerCON AC input and loop-through connectors\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3\u003eWLA-28SUBA Specifications\u003c\/h3\u003e\r\n\u003cul\u003e\r\n  \u003cli\u003eActive or Passive: Active\u003c\/li\u003e\r\n  \u003cli\u003eSystem Type: Subwoofer\u003c\/li\u003e\r\n  \u003cli\u003eConfiguration: Bass-reflex\u003c\/li\u003e\r\n  \u003cli\u003eSystem Continuous Power: 2000W\u003c\/li\u003e\r\n  \u003cli\u003eSystem Peak Power: 4000W\u003c\/li\u003e\r\n  \u003cli\u003eMax SPL: 145dB @ 1m, half space\u003c\/li\u003e\r\n  \u003cli\u003eFrequency Response: 39Hz - 125Hz +\/-3dB\u003c\/li\u003e\r\n  \u003cli\u003eFrequency Range: 35Hz - 163kHz -10dB\u003c\/li\u003e\r\n  \u003cli\u003eLF Driver Size: 2 x 15 in\u003c\/li\u003e\r\n  \u003cli\u003eLF Magnet Material: Ferrite\u003c\/li\u003e\r\n  \u003cli\u003eLF Frame Material: Aluminium\u003c\/li\u003e\r\n  \u003cli\u003eLF Voice Coil Size: 4 in\u003c\/li\u003e\r\n  \u003cli\u003eInput Connector: XLR 1\/4 in Combo Jack\u003c\/li\u003e\r\n  \u003cli\u003eLink Connector: Balanced XLR\u003c\/li\u003e\r\n  \u003cli\u003eInput Sensitivity: +4dBu\u003c\/li\u003e\r\n  \u003cli\u003eMax Input Level: +18dBu\u003c\/li\u003e\r\n  \u003cli\u003eActive Loudspeaker Input Impedance: Balanced 10k ohms\u003c\/li\u003e\r\n  \u003cli\u003eSensitivity: 108dB, 2.83V \/ 1m\u003c\/li\u003e\r\n  \u003cli\u003eCrossover Frequency: Preset dependent\u003c\/li\u003e\r\n  \u003cli\u003eAmplifier Design: Class D\u003c\/li\u003e\r\n  \u003cli\u003eSignal Processing: DSP based, 8 FIR presets resident in input module\u003c\/li\u003e\r\n  \u003cli\u003eDriver Protection: RMS, peak limiters, and DC protection\u003c\/li\u003e\r\n  \u003cli\u003eThermal Protection: Amplifier shutdown with auto reset\u003c\/li\u003e\r\n  \u003cli\u003eDC and Short Protection: Yes\u003c\/li\u003e\r\n  \u003cli\u003ePower On Protection: Power switch on\/off mute\u003c\/li\u003e\r\n  \u003cli\u003eLow Line Voltage Shutdown: 80% nominal line voltage\u003c\/li\u003e\r\n  \u003cli\u003eLimiter Indicator: Red LED\u003c\/li\u003e\r\n  \u003cli\u003eSignal Indicator: Green LED\u003c\/li\u003e\r\n  \u003cli\u003ePower\/Active Indicator: White LED\u003c\/li\u003e\r\n  \u003cli\u003eFind Function Indicator: Blue LED\u003c\/li\u003e\r\n  \u003cli\u003eUpdate Connector: USB Type B\u003c\/li\u003e\r\n  \u003cli\u003eNetwork Connector: RJ45, RS485\u003c\/li\u003e\r\n  \u003cli\u003eAC Input Connector: powerCON\u003c\/li\u003e\r\n  \u003cli\u003eAC Loop Through Connector: powerCON\u003c\/li\u003e\r\n  \u003cli\u003eMain Power: AC 100-240V, 50\/60Hz\u003c\/li\u003e\r\n  \u003cli\u003ePower Supply: High-efficiency switching mode power supply\u003c\/li\u003e\r\n  \u003cli\u003eEnclosure Material: Birch plywood\u003c\/li\u003e\r\n  \u003cli\u003eGrille Material and Finish: Steel\u003c\/li\u003e\r\n  \u003cli\u003eFinish: Black Tough-Tone\u003c\/li\u003e\r\n  \u003cli\u003eHandles: 2\u003c\/li\u003e\r\n  \u003cli\u003eDeployment: Flying, ground\u003c\/li\u003e\r\n  \u003cli\u003ePole Mount: None\u003c\/li\u003e\r\n  \u003cli\u003eRigging: Yes\u003c\/li\u003e\r\n  \u003cli\u003eBluetooth: No\u003c\/li\u003e\r\n  \u003cli\u003eIP Certification: None\u003c\/li\u003e\r\n  \u003cli\u003eUnpacked Front Height: 19.09 in (485 mm)\u003c\/li\u003e\r\n  \u003cli\u003eUnpacked Rear Height: 19.09 in (485 mm)\u003c\/li\u003e\r\n  \u003cli\u003eUnpacked Width Front: 29.92 in (760 mm)\u003c\/li\u003e\r\n  \u003cli\u003eUnpacked Width Rear: 29.92 in (760 mm)\u003c\/li\u003e\r\n  \u003cli\u003eUnpacked Depth: 30.51 in (775 mm)\u003c\/li\u003e\r\n  \u003cli\u003ePacked Height: 23.62 in (600 mm)\u003c\/li\u003e\r\n  \u003cli\u003ePacked Width Front: 33.66 in (855 mm)\u003c\/li\u003e\r\n  \u003cli\u003ePacked Width Rear: 33.66 in (855 mm)\u003c\/li\u003e\r\n  \u003cli\u003ePacked Depth: 34.25 in (870 mm)\u003c\/li\u003e\r\n  \u003cli\u003eNet Weight: 143.7 lb (65.2 kg)\u003c\/li\u003e\r\n  \u003cli\u003eGross Weight: 160.3 lb (72.7 kg)\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3\u003eWhat's In The Box\u003c\/h3\u003e\r\n\u003cul\u003e\r\n  \u003cli\u003eWharfedale Pro WLA-28SUBA active subwoofer\u003c\/li\u003e\r\n  \u003cli\u003eUser manual\u003c\/li\u003e\r\n  \u003cli\u003eWLA-RH2 rain hood\u003c\/li\u003e\r\n\u003c\/ul\u003e","brand":"Wharfedale Pro","offers":[{"title":"Default Title","offer_id":52337843306778,"sku":"117379","price":3019.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0894\/2714\/9082\/files\/wharfedale-pro-wla-28suba--dual-15in---145db--active-line-array-subwoofer_6550e783-916c-4937-a821-bf955b10cd71.webp?v=1781107151","url":"https:\/\/squarecable.com\/products\/wharfedale-pro-wla-28suba-dual-15in-145db-active-line-array-subwoofer","provider":"SquareCable","version":"1.0","type":"link"}