Ideal for installations
Low-distortion EVS18SB woofer
99 dB sensitivity, 131 dB max SPL
Power: 400 W cont., 1600 W peak
Trapezoidal 13-ply plywood enclosure
EVCoat, PI, or fiberglass (FG) finish
M10 suspension points (28)
Frequency Range (-10 dB)  | 28–650 HzkHz  | 
Suspension  | 28 M10 threaded suspension points (one EBK-M10-EVI kit of four forged eyebolts included)  | 
Weatherized  | No  | 
Minimum Impedance  | Passive: N/A, Biamp: 6 Ω  | 
Nominal Impedance (Passive)  | Passive: N/A, Biamp: 8 Ω  | 
HF Transducer  | 
  | 
Speaker Type  | Subwoofer  | 
Frequency Response (-3 dB)¹  | 35–100 HzHz  | 
Max. SPL/1m (calc)²  | 131dB  | 
Coverage (Nominal -6 dB) H  | 360°  | 
LF Transducer  | 18" EVS18SB driver  | 
System Power Handling (Continuous/Program/Peak)  | 400 , 800 , 1600 Watts  | 
Enclosure Material  | 13-ply weather-resistant birch  | 
Grille  | Standard versions: 16 ga Galvanneal, Powdercoat with screen behind PI and FG versions: 18 ga Stainless, Powdercoat with hydrophobic cloth behind  | 
Sensitivity 1 W/1 m  | 99dB  | 
Height  | 30.26" (768.6mm)  | 
Width  | 26.6" (675.6mm)  | 
Recommended High-Pass Frequency  | 33Hz  | 
Depth  | 28.6" (726.4mm)  | 
Weight Net  | 101.19lbs (45.9kg)  | 
Passive Power Handling  | 1600W peak  | 
Net Weight  | 101.2 lb (45.9 kg)  | 
Dimensions (H x W x D)  | 30.26" x 26.6" x 28.6" (768.6 x 675.6 x 726.4 )mm  | 
Input Connections  | Euroblock; PI and FG versions include dual gland nut input panel cover  | 
Available Coverage Patterns (Nominal -6 dB) HxV  | Omnidirectional in normal operating range°  | 
Environmental Specs  | Standard versions: IEC 60529 IP44 PI and FG versions: IEC 60529 IP55  | 
Nominal Impedance  | Passive: N/A, Bi-amp: 8Ω (Biamp)  | 
Internal Passive Crossover Frequency  | Hz  | 
Coverage (Nominal -6 dB)  | Omnidirectional in normal operating range  |