{"product_id":"ds18-frp-2-5k5-bl-5-channel-class-d-amplifier","title":"DS18 FRP-2.5K5\/BL 5-Channel Class D Amplifier 2800W","description":"\u003ch2\u003ePower Your Entire System from One Amp — DS18 FRP-2.5K5\/BL 5-Channel Class D Amplifier\u003c\/h2\u003e\u003cp\u003eStop juggling multiple amplifiers. The \u003cstrong\u003eDS18 FRP-2.5K5\/BL\u003c\/strong\u003e is a compact 5-channel Class D amplifier that delivers 2800W MAX — enough to power your full-range speakers and your subwoofer from a single, clean installation. Whether you're building a complete system from scratch or upgrading an existing setup, the FRP-2.5K5 gives you the headroom, flexibility, and protection features to do it right.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2800W MAX \/ Full-Range 5-Channel Output:\u003c\/strong\u003e Powers four full-range channels plus a dedicated high-output subwoofer channel from one compact unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1200W RMS Subwoofer Channel @ 1 Ohm:\u003c\/strong\u003e Massive sub output for deep, authoritative bass — stable down to 1 ohm for maximum power delivery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e250W x 4 RMS @ 4 Ohms:\u003c\/strong\u003e Clean, full-range power for your door speakers, tweeters, or component sets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBridgeable to 550W x 2 @ 4 Ohms:\u003c\/strong\u003e Bridge the four full-range channels for even more power flexibility in your build.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClass D Efficiency:\u003c\/strong\u003e 92% efficiency at 4 ohms means less heat, less current draw, and more reliable long-term performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart Cooling System:\u003c\/strong\u003e Thermal protection keeps the amp running cool under heavy load without a cooling fan.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLED Clip Indicator:\u003c\/strong\u003e Real-time clipping feedback so you can dial in your gain structure and protect your speakers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote Level Control with Clip Indicator Included:\u003c\/strong\u003e Adjust subwoofer level from the driver's seat.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelectable Crossover:\u003c\/strong\u003e HPF (10Hz–2kHz) on full-range channels, LPF (10Hz–250Hz) on the sub channel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBass Boost:\u003c\/strong\u003e 0–18dB @ 50Hz on the subwoofer channel only.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInfrasonic Filter:\u003c\/strong\u003e 10Hz–55Hz to protect your subwoofer from damaging low-frequency content.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Control Verified:\u003c\/strong\u003e Each unit tested with Audio Precision instruments before leaving the factory.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlue Finish (BL):\u003c\/strong\u003e Also available in Red (RD) and Titanium (TI).\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePower Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eRMS @ 4 Ohm: 250W x 4 (CH1–CH4) + 500W (SUB)\u003c\/li\u003e\n\u003cli\u003eRMS @ 2 Ohm: 325W x 4 (CH1–CH4) + 800W (SUB)\u003c\/li\u003e\n\u003cli\u003eRMS @ 1 Ohm: 1200W (SUB)\u003c\/li\u003e\n\u003cli\u003eBridged @ 4 Ohm: 550W x 2 (CH1–CH4)\u003c\/li\u003e\n\u003cli\u003eMAX Power: 2800W\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAmplifier Class: Class D (Digital)\u003c\/li\u003e\n\u003cli\u003eChannels: 5\u003c\/li\u003e\n\u003cli\u003eFrequency Response: 10Hz–20kHz (CH1–CH4) \/ 10Hz–250Hz (SUB)\u003c\/li\u003e\n\u003cli\u003eSignal to Noise Ratio: 90dB\u003c\/li\u003e\n\u003cli\u003eTHD: 0.5%\u003c\/li\u003e\n\u003cli\u003eDamping Factor: 90 (CH1–CH4) \/ 250 (SUB)\u003c\/li\u003e\n\u003cli\u003eInput Impedance: 10KΩ\u003c\/li\u003e\n\u003cli\u003eChannel Separation: 50dB\u003c\/li\u003e\n\u003cli\u003eLow Level Input Range: 400mV–6V\u003c\/li\u003e\n\u003cli\u003ePower Input Terminal: 0 Gauge\u003c\/li\u003e\n\u003cli\u003eRecommended Fuse: 300A\u003c\/li\u003e\n\u003cli\u003eDimensions: 14.5\" L x 6.5\" W x 2.4\" H\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProtections\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eThermal Protection\u003c\/li\u003e\n\u003cli\u003eOver-Load Protection\u003c\/li\u003e\n\u003cli\u003eDC Output Protection\u003c\/li\u003e\n\u003cli\u003eShort Circuit Output Protection\u003c\/li\u003e\n\u003cli\u003eVoltage Input Protection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy the DS18 FRP-2.5K5?\u003c\/h3\u003e\u003cp\u003eThis 5-channel amplifier is the centerpiece of a complete car audio build. One amp, one power run, one ground — and you've got clean power to every speaker in your vehicle. The compact footprint makes it easy to tuck under a seat or in a trunk build, and the Class D efficiency means it runs cool even when you're pushing it hard.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eProfessional installation available at Best Auto Sound \u0026amp; Security in Central Texas. Contact us to schedule your build.\u003c\/em\u003e\u003c\/p\u003e","brand":"DS18","offers":[{"title":"Default Title","offer_id":44022512451697,"sku":"FRP-2.5K5-BL","price":499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0684\/4884\/5937\/files\/Screenshot_12-8-2026_162521_ds18.com.jpg?v=1786570131","url":"https:\/\/12volttoys.com\/products\/ds18-frp-2-5k5-bl-5-channel-class-d-amplifier","provider":"Best Auto Sound \u0026 Security","version":"1.0","type":"link"}