Down4Sound DOWN4SOUND M3-1500 (MARINE) - BLUE GLOW | 1500W RMS

Description Warranty Information Additional Information 1 Review Description DOWN4SOUND M3-1500 Marine & Powersports Monoblock Amplifier – 1500W RMS Class D (Blue Glowtek) The DOWN4SOUND M3-1500 Marine & Off-Road Amplifier is a compact monoblock powerhouse delivering 1500 watts RMS of full-range Class D performance, engineered for serious marine and off-road applications. Built inside a rugged chassis designed for extreme environments, this amplifier is sealed to help resist moisture, salt, mud, and vibration. Whether mounted in a boat hull, motorcycle saddlebag, side-by-side UTV, mud truck, or wake tower system, the M3-1500 delivers high-output performance with confidence. The Blue Glowtek edition adds a bold illuminated visual signature without compromising durability or output. Blue Glowtek Finish The housing features Glowtek Blue , a glow-in-the-dark finish that charges from natural sunlight or artificial light sources. Charges from any natural or artificial light source Emits a visible blue glow in low-light and dark environments Glow effect naturally dissipates over time as stored light energy is released Rechargeable — exposure to light renews the glow effect repeatedly No wiring, batteries, or external power required for illumination The glow intensity gradually fades as stored energy dissipates and can be restored anytime by re-exposing the surface to light. The finish delivers a bold, high-visibility aesthetic for night runs, dock presence, and show builds without affecting amplifier performance or reliability. Power Output 1 × 1500W RMS @ 1Ω 1 × 1060W RMS @ 2Ω 1 × 700W RMS @ 4Ω Full-range Class D circuit design for maximum efficiency and reduced heat in marine and powersports electrical systems. Band-pass capable for flexible system design RCA line output for easy system expansion Marine & Off-Road Ready Construction Sealed aluminum housing Conformal-coated internal PCB Corrosion-resistant terminals Water-resistant construction Weather-resistant construction Engineered for vibration resistance in harsh environments Precision Crossovers (Band-Pass Capable) Adjustable HPF & LPF (20Hz–800Hz) x10 multiplier for extended tuning range Band-pass capable using onboard crossovers Compact High-Output Design 11.45" × 5.11" × 2.38" 291 × 130 × 60 mm Install-friendly footprint with serious output capability Smart 4-Way Protection Circuit Thermal protection Voltage protection Short circuit protection DC overload protection Designed for stable performance in demanding marine and off-road electrical systems. Bluetooth Bass Knob (Optional Use) Includes Bluetooth bass knob controller Optional to use — amplifier operates fully without it Real-time display of volume, voltage, temperature, and clipping status Technical Specifications Power: 1500W RMS total Channels: 1 (Monoblock) Class: Full-Range Class D Frequency Response: 10Hz–23kHz Input Sensitivity: 0.2V–6V THD: <0.1% S/N Ratio: >75dB Working Voltage: 9V–15.5V Fuse Rating: 150A Size: 11.45" × 5.11" × 2.38" ( 291 × 130 × 60 mm ) Use It On Wake boats, pontoons, jet boats Motorcycle baggers Side-by-sides and UTV builds Mud trucks and off-road systems High-output subwoofer and pro-audio marine setups Why the M3-1500? Because power, durability, and bold performance should never be a compromise. The M3-1500 Blue Glowtek delivers massive output in a compact marine-ready chassis. Built for boats. Built for powersports. Built for serious subwoofer and pro-audio systems. Add it to your system and keep your install powerful, clean, and professional. View All Close Warranty Information Warranty Information Your new Down4Sound product is covered by 1 limited warranty if purchased from Down4Sound or an authorized Down4Sound dealer. This warranty does not cover improper installation, accidental damage, misuse, abuse, improper wiring, operation of unit outside of listed specifications, or any product that has been modified or repaired by anyone other than Down4Sound. Your warranty covers defects in materials and/or workmanship ONLY and is not an insurance policy. The warranty only covers the original owner of the amplifier. All warranty returns must be accompanied by the original sales invoice or receipt. You must contact us to request an RMA number prior to sending any returns via the RMA request form on our websi te. You are responsible for the cost of shipping your product back to us for warranty examination. If your product is covered under warranty, shipping back to you will be at no charge to you – if your product is replaced/repaired outside of warranty you must pay for return shipping and repair bill prior returning of the product or if no defect is found you are required to pay for return shipping only. At the sole discretion of Down4Sound your product will be either repaired or replaced when it is being covered under warranty. In the event of shipping damage due to improper packaging on products being returned to Down4Sound the customer is liable for the cost of all damages, necessary repairs, or replacement. Be sure to properly pack your return! * Extended additional warranty purchased on amplifiers take in affect from the date of purchase and must also be stated on orginal sales invoice or receipt. Refund/Return Policy: https://www.down4soundshop.com/shipping-returns/ Down4Sound - Hours of Operation Monday 6am - 9pm PDT Tuesday 6am - 9pm PDT Wednesday 6am - 9pm PDT Thursday 6am - 9pm PDT Friday 6am - 9pm PDT Saturday 8am - 4pm PDT Sunday Closed View All Close Additional Information Amplifier Type: MONOBLOCK Amplifier Color: BLUE GLOW Product Type: Amplifier View All Close 1 Review 5 M-3 1500 Posted by Shonuff on Mar 19, 2026 Pull my JP13 off the buggy and went with this. Seems to use less power. Sounds amazing. Been waiting on this amp for awhile. View All Close