The Samson RS1800a 18" active subwoofer is the ideal choice for portable setups, fixed installations and mobile DJs. With a powerful 1000W Class-D amplifier, this subwoofer delivers rock-solid sound that integrates seamlessly into any system. Its balanced inputs and outputs, including stereo XLR inputs and high-pass options, allow users to effortlessly enhance their live sound setups, ensuring extended low frequency performance with precision and depth.

Great for: Theater / Production, House of Worship, Portable Audio, Live Sound, Mobile DJ

1000 watts of power
18" woofer with 4.5" voice coil
Class D amplifier
Balanced XLR stereo inputs
Balanced XLR stereo full-range outputs
Balanced XLR stereo high-pass outputs
Variable crossover
Phase switch
Solid wood cabinet construction
1 3/8” pole mount receptacle

Output Power	1000 watts
Design	Class D
Sensitivity (1w/1m)	90 dB/SPL
Frequency Response	47 Hz – 118 Hz
Low Frequency	18" (457 mm) woofer, 4.5" (114 mm) Voice Coil
Max. SPL (1m)	116 dB
Filter Type	24 dB/Oct
Crossover Filter	55 Hz – 150 Hz (-3dB)
Indicators	Power/Limiter
Inputs	2x XLR Balanced
Outputs	2x Full Range XLR Balanced 2x 120 Hz (-3dB) High Pass XLR Balanced
Pole Mount	1 3/8" (35 mm)
Dimensions	22.76" x 22.28" x 27.52" / 578mm x 566mm x 699mm
Weight	91.5 lb / 41.4 kg

Samson RS1800A 1,000W Powered Subwoofer with 18" LF Driver, Highpass/Full-range Outputs, Variable Crossover, and Polarity Reverse