JP43 PURPLE | 4300W RMS Amplifier

Description Videos Warranty Information Additional Information 2 Reviews Description DOWN4SOUND JP43 Amplifier: 4300W PLUS RMS MONOBLOCK Amplifier | Purple Overview: Immerse yourself in the world of high-end sound amplification with the JP-43, a monoblock amplifier that excels in delivering both powerful bass and substantial power. Boasting a formidable 4300 WATT RMS, the JP-43 is designed to produce bass that is both deep and crystal clear. Key Features: Power Ratings: 1-ohm: 4300 WATTS RMS 2-ohm: 2300 WATTS RMS 4-ohm: 1300 WATTS RMS Color: Purple Enhanced Features: Dual power and ground inputs for 0 gauge wire, top-tier Tiffany RCAs, and continuous internal fan for optimal cooling. Essential Requirements: Electrical Upgrade: Necessary for warranty purposes. Supportive Components: BIG 3, enhanced alternator, and additional battery(s) are crucial for this amplifier’s performance. Specifications: Power and Ground Inputs: 2 each, accommodating 0 gauge wire. Speaker Output: Compatible with up to 4 gauge wire. Frequency Response: 14Hz – 260Hz Signal to Noise Ratio: 89dB Damping Factor: Above 400 Efficiency at 4 ohm: 94% Input Sensitivity: 6V – 0.2V Filters and Phase Adjustments: Subsonic Filter: 10Hz – 50Hz Low Pass Filter: 35Hz – 250Hz Phase Adjustment: 0 – 180 degrees Fusing: Total: 400A (200A each positive input x2) Dimensions: Length: 15.75 inches Width: 9.37 inches Height: 2.64 inches Origin: MADE IN SOUTH KOREA Advanced Control: Remote Control: Patent Pending BT with voltage, temperature display, and clipping indicator. Remote Power Requirements: Type C connection; external battery or USB power source (non-rechargeable). Strappable Feature: Linkable for double the power with another JP 43. Dive into the ultimate sound experience with the JP-43 Amplifier, engineered for audio excellence with its powerful and pristine bass. Prepare to transform your audio landscape. View All Close Videos Down4Sound JP43 4300W Amp Dyno Test and Demo with 6000W Subwoofer at 1/2 ohm!! [4K] #AmpDyno #Amplifier #Bass The 2nd in the lineup of new JP "mad... 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: PURPLE Product Type: Amplifier View All Close 2 Reviews 5 Amplifier Posted by Peggy on Oct 18, 2025 I ordered 1 to begin with and decided that I actually needed 2. I will be completing my build in my 06Mini Cooper with DOWN4SOUND. 5 Can’t wait to get the rest of my system Posted by Frederick Crook on Dec 30, 2023 Trying to figure out what the next part of my system to order next View All Close