The PRX918XLF subwoofer, part of the JBL PRX900 Series powered loudspeakers and subwoofers, takes professional portable PA performance to a new level with advanced acoustics, comprehensive DSP, unrivaled power performance and durability and complete BLE control via the JBL Pro Connect app. The PRX900 Series is a versatile solution for DJs and bands, music venues, rental houses, corporate A/V providers, or anyone who needs durable professional systems that deliver powerful, room-filling sound in any portable or installed scenario.
This 18-inch powered subwoofer is built from the ground up to leverage JBL’s most advanced acoustic innovations. A next-generation driver—powered by an ultra-efficient Class D amplifier—delivers clear, defined bass with smooth low-frequency extension at maximum volume.
Product Specifications
| Frequency Range (-10dB) | 30 Hz – 110 Hz (2π) |
| Frequency Range (-3 dB) | 35 Hz – 92 Hz (2π) |
| Coverage Pattern | Omni |
| Transducer Impedence | Rated: 4 Ω |
| Max SPL | 134 dB @1m/2π |
| Power Rating | 2000W peak / 1000W RMS |
| Cooling | Natural Convection No Fan |
| Crossover Frequency | 80 Hz, 100 Hz, 120 Hz Selectable |
| I/O | x2 Combo Inputs x2 XLR Pass Through Outputs |
| Suspension / Mounting | Pole Mount on Top Surface |
| Product Dimensions (H x W x D) | 693 x 591 x 654 mm (27.3 x 23.3 x 25.7 in) |
| Net Weight | 40.7 kg (89.7 lbs) |
