Kicker 53CXA9001 CXA900.1 900W Mono Class D Subwoofer Amplifier

The KICKER CXA900.1 is a compact mono Class D amplifier engineered to drive a subwoofer system with up to 900 watts RMS at 1 ohm. Its 1-ohm-stable design, FIT+ input compatibility, and active thermal management make it a flexible choice for factory-radio integration and high-output bass systems. Highlights 900 watts RMS x 1 at 1 ohm 600 watts RMS x 1 at 2 ohms 350 watts RMS x 1 at 4 ohms 1,000 watts dynamic power Efficient mono Class D topology 1-ohm stable with active thermal rollback protection FIT+ integration supports low- and high-level signals from nearly any radio Gain-Match LED indicators built into the gain control Start/stop and Class SB compatible Controls and Signal Processing Variable low-pass crossover: 50–200 Hz, 24 dB/octave Linkwitz-Riley 15 Hz subsonic high-pass filter, 24 dB/octave Linkwitz-Riley Variable KickEQ bass boost: 0–6 dB at 40 Hz Input sensitivity: 125 mV–5 V low level; 1–40 V high level Specifications Model CXA900.1 Part / SKU 53CXA9001 UPC 713034096870 ASIN B0HKYWT7JQ Frequency Response 15–200 Hz (+0 / -1 dB) Signal-to-Noise Ratio Greater than 95 dB at rated power; greater than 75 dB at 1 watt Dimensions 2-7/32 in H × 6-27/32 in W × 7-1/16 in L (5.6 × 17.4 × 18 cm) What's in the Box CXA900.1 mono amplifier Quick-start guide Mounting hardware Allen key Installation note: The KICKER 53CXARC remote bass controller is sold separately. Professional installation is recommended for proper wiring, fusing, gain setting, and subwoofer impedance matching.