Rockford Fosgate TM400X4ADOB Power Marine 400 Watt Class-AD-4-Channel Amplifier (OPEN BOX)The TM400X4ad is a 400 Watt 4-channel amplifier with high efficiency Class-ad technology and a conformal coated pc board designed for motorsport and marine applications. The Power TM400X4ad 400 Watt 4-channel ultra-compact, amplifier is built on Rockford Fosgate’s proprietary Class-AD technology, featuring Constant Power to produce the same output at both 4-Ohm and 2-Ohm impedances. Flexible vehicle integration enabled through low-level and high-level inputs with auto turn-on. Top mounted controls allow easy access to built-in crossover and C.L.E.A.N. input/output clip detection circuits. The 3-stage thermal lock extrusion with dual fan forced induction keeps everything cool while real-time thermal/protection schemes safeguard the amplifier. Features
Specifications
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WARNING: Cancer and Reproductive HarmGeneral
| Number of Channels | 4-Channel |
| Amplifier Class | Class AD |
| Frequency Response | 20Hz - 20kHz |
| Marine | Yes |
| Bridgeable | Yes |
| Input Sensitivity | 150 mV to 12 V |
| Signal Input | Front High/Low Level Input: 4-Pin harness, Rear High/Low Level Input: 4-Pin harness |
| Crossover Controls | High-Pass: 50Hz-250Hz @ 12dB/Octave Butterworth, Low-Pass: 50Hz-250Hz @ 12dB/Octave Butterworth, All-Pass: Yes |
| Power Wire Gauge (AWG) | 8 |
| Cooling | Dual Fan Cooled |
| Average Current Draw | 28 A |
Approximate Weight
| Shipping Weight (lbs.) | 4 |
Warranty Information
| Parts Warranty | 2 Years |
| Labor Warranty | 2 Years |
Approximate Dimensions
| Height (in) | 1.6 |
| Width (in) | 4.3 |
| Depth (in) | 8.3 |
Guides
Owner's Manual
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What Our Customers Say About Us
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Excellent job all around as usual from ABTDominic C. - Struthers, OHFebruary 4, 2023
