{"product_id":"rockford-fosgate-punch-pro-4-ohm-passive-crossover","title":"Rockford Fosgate Punch Pro 4-Ohm Passive Crossover","description":"\u003cp\u003eThe PUNCH PRO series are engineered to be the loudest speakers in the line up for SPL, purpose built for competition vehicles where maximum output matters most. Featuring ultra durable materials, they deliver relentless volume with uncompromising reliability. With multiple size and configuration options, PUNCH PRO delivers aggressive output, rugged durability, and the unmistakable PUNCH sound for performance focused builds. Sold in pairs (2 each).\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePrecision External LP Crossover:\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eEngineered for accurate signal control, the external low-pass crossover enables seamless integration of dual midrange drivers and a tweeter while preserving sonic integrity under high-power conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFlexible Tweeter Level Control:\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eThree selectable attenuation levels (0 dB, –3 dB, –6 dB) allow precise tuning of high-frequency output, ensuring optimal tonal balance across a wide range of system configurations.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOptimized Midrange Filtering:\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eLaminated steel-core inductors deliver low-loss, high-current handling for accurate filtering and smooth, controlled midrange response even at elevated output levels.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eHigh-Power Thermal Management:\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eCeramic resistors, aluminum heatsinks, and a vented chassis work together to dissipate heat efficiently, maintaining consistent performance during extended, high-output listening sessions.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"spec-box-left\"\u003e\n\u003cdiv class=\"spec-item\"\u003e\n\u003cdiv class=\"spec-item-left\"\u003eCrossover Type\u003c\/div\u003e\n\u003cdiv class=\"spec-item-right\"\u003ePassive Crossover\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-item\"\u003e\n\u003cdiv class=\"spec-item-left\"\u003eNominal Impedance\u003cbr\u003e\u003cspan\u003e(Ohms)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-item-right\"\u003eFor use with 4Ω speakers only\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-item\"\u003e\n\u003cdiv class=\"spec-item-left\"\u003ePower Handling\u003cbr\u003e\u003cspan\u003e(Watts RMS)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-item-right\"\u003e225W RMS\u003cbr\u003e450W Peak\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-item\"\u003e\n\u003cdiv class=\"spec-item-left\"\u003eCrossover Frequency\u003cbr\u003e\u003cspan\u003e(Hz)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-item-right\"\u003e3kHz Low-Pass Only\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-item\"\u003e\n\u003cdiv class=\"spec-item-left\"\u003eCrossover Slope\u003cbr\u003e\u003cspan\u003e(dB)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-item-right\"\u003e6dB\/Octave\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-item\"\u003e\n\u003cdiv class=\"spec-item-left\"\u003eCrossover Attenuation\u003cbr\u003e\u003cspan\u003e(dB)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-item-right\"\u003e0dB \/ -3dB \/-6dB\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-box-right\"\u003e\n\u003cdiv class=\"spec-item\"\u003e\n\u003cdiv class=\"spec-item-left\"\u003eMounting Depth\u003c\/div\u003e\n\u003cdiv class=\"spec-item-right\"\u003e—\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-item\"\u003e\n\u003cdiv class=\"spec-item-left\"\u003eMounting Flange\u003c\/div\u003e\n\u003cdiv class=\"spec-item-right\"\u003e3.16\" x 5.57” (80.25 x 141.5 mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-item\"\u003e\n\u003cdiv class=\"spec-item-left\"\u003eCutout Diameter\u003c\/div\u003e\n\u003cdiv class=\"spec-item-right\"\u003e—\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-item\"\u003e\n\u003cdiv class=\"spec-item-left\"\u003eFront Clearance\u003c\/div\u003e\n\u003cdiv class=\"spec-item-right\"\u003e1.37” (34.7 mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-item\"\u003e\n\u003cdiv class=\"spec-item-left\"\u003eMounting Hardware\u003c\/div\u003e\n\u003cdiv class=\"spec-item-right\"\u003eYes\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-item\"\u003e\n\u003cdiv class=\"spec-item-left\"\u003eIncluded in the Box\u003c\/div\u003e\n\u003cdiv class=\"spec-item-right\"\u003e(2) 4Ω Passive Crossovers\u003cbr\u003e(8) #8 Hex Screws, 25 mm long\u003cbr\u003e(1) 3 mm Hex Bit\u003cbr\u003e(1) Cutout Template\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-item\"\u003e\n\u003cdiv class=\"spec-item-left\"\u003eShipping Weight\u003c\/div\u003e\n\u003cdiv class=\"spec-item-right\"\u003e2 Lbs. (0.91 Kg.)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Rockford Fosgate","offers":[{"title":"Default Title","offer_id":42879959367751,"sku":"RF-PPROV2-X","price":199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0635\/5953\/2615\/files\/pprov2-x_1_1.png?v=1781551863","url":"https:\/\/easternperformance.com\/products\/rockford-fosgate-punch-pro-4-ohm-passive-crossover","provider":"Eastern Performance Cycles","version":"1.0","type":"link"}