Wharfedale Pro GPL-118B Passive Subwoofer 1400 Watt 18-Inches SKU# WD-GPL-118B

Powered by an 18″ LF driver with a 4.0″ voice coil, GPL-118B combines power and precision, producing tight, controlled bass with excellent transient response. Its finely tuned bass-reflex enclosure enhances low-end output while maintaining clarity and definition, making it ideal for theatres, clubs, and live venues demanding impactful yet refined low-frequency reproduction.

Constructed from birch plywood and finished in durable black or white Tough-Tone paint, GPL-118B integrates seamlessly into fixed installations. 4 pole speaker connectors and barrier strip connectors provide secure, flexible connectivity options for professional audio systems.

Handling 1000 W continuous (4000 W peak) power and achieving 140 dB max SPL at 1 m, GPL-118B delivers deep, powerful performance with the reliability expected from Wharfedale Pro. FIR preset libraries and EASE .gll files are available for accurate system configuration with GPL full-range loudspeakers.

• Active or Passive: Passive
• System Type: Subwoofer
• Configuration: Bass-reflex
• System Continuous Power: 1000 W
• System Programme Power: 2000 W
• System Peak Power: 4000 W
• Max SPL @ 1m: 140 dB (Half Space)
• Freq Range (-10 dB): 28 Hz - 100 Hz
• Bi-amp Mode Switch: No
• Bluetooth: No
• IP Certification: None
• Driver Brand: Wharfedale Pro
• LF Driver Size: 18"
• LF Voice Coil Size: 4"
• LF Rated Impedance: 8 Ω
• LF Power (RE:AES2-2012): 1000 W
• Preset Library: Yes
• Input Connector: 2 x 4 Pole Speaker Connector, 1 x Barrier Strip
• Enclosure Material: Birch Plywood
• Grille Material and Finish: Steel Black or White
• Finish: Black or White Tough-Tone paint
• Handles: 4
• Deployment: Ground
• Pole Mount: None
• Brackets Included: No
• Rigging: Yes
• M10: 12
• Sensitivity 2.83v / 1m: Half space 105 dB
• System Rated Impedance: 8 Ω
• Recommended HPF = BW 18 dB/OCT.: 28 Hz
• Transformer (T): No
• Included Accessory: Quick Start Guide