{"product_id":"nexus-12-300b-12-inch-300w-rms-replacement-loudspeaker","title":"Nexus 12-300B 12-Inch 300W RMS Replacement Loudspeaker","description":"\u003cul\u003e\n\u003cli\u003eThe 12-300B 12-Inch Replacement Loudspeaker is a high-output, commercial-grade low-frequency transducer engineered to restore raw acoustic power, mid-bass punch, and clear vocal articulation to professional PA speaker cabinets, stage monitors, and musical instrument amplifiers.\u003c\/li\u003e\n\u003cli\u003eRated at an authoritative 300 watts RMS (600 watts program), this heavy-duty 12-inch driver serves as an essential drop-in replacement utility for live sound engineers, mobile DJs, touring bands, and audio repair benches.\u003c\/li\u003e\n\u003cli\u003eIt replaces burned-out, torn, or fatigued drivers instantly, saving production teams from the expense of buying entirely new cabinet enclosures.\u003c\/li\u003e\n\u003cli\u003eOperating as a highly efficient acoustic driver, the loudspeaker features a robust stamped steel chassis paired with a high-temperature copper voice coil wound on a resilient glass-fiber former.\u003c\/li\u003e\n\u003cli\u003eThis structural framework ensures the speaker handles intense thermal loads and prolonged high-volume stress without suffers from power compression or voice coil warping.\u003c\/li\u003e\n\u003cli\u003eIts specialized paper cone and treated cloth surround are optimized to deliver tight, punchy low-end transients alongside a smooth, flat mid-range response, allowing vocals, keyboards, and guitars to cut cleanly through live concert mixes with absolute clarity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eFeatures\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-Efficiency 300W RMS Continuous Power handling: Built to manage 300 watts of continuous RMS power (600W peak) safely.\u003c\/li\u003e\n\u003cli\u003eThis high power rating provides the thermal headroom necessary for demanding live venue reinforcement and multi-hour DJ events.\u003c\/li\u003e\n\u003cli\u003ePremium Stamped Steel Chassis Construction: Formed from a high-gauge structural steel frame that resists warping and mechanical distortion.\u003c\/li\u003e\n\u003cli\u003eThis rigid basket geometry maintains perfect internal component alignment under heavy acoustic loads.\u003c\/li\u003e\n\u003cli\u003eHigh-Temperature Voice Coil Matrix: Wound with precision copper wire around an advanced glass-fiber former.\u003c\/li\u003e\n\u003cli\u003eThis high-grade thermal design dissipates voice coil heat rapidly, preventing common voice coil failure during long, high-volume operations.\u003c\/li\u003e\n\u003cli\u003eOptimized Paper Cone and Cloth Surround: Features a lightweight, stiff paper cone coupled with a durable multi-roll treated cloth surround.\u003c\/li\u003e\n\u003cli\u003eThis specialized combination delivers rapid transient response and punchy mid-bass kick while eliminating cone flexing.\u003c\/li\u003e\n\u003cli\u003eUniversal Drop-In 12-Inch Form Factor: Standardized mounting bolt holes provide effortless compatibility with a wide array of pro audio brands.\u003c\/li\u003e\n\u003cli\u003eIt drops perfectly into standard 2-way PA tops, floor wedges, and bass-reflex enclosures.\u003c\/li\u003e\n\u003cli\u003eCost-Efficient Sound System Maintenance: Designed as a heavy-duty single replacement component.\u003c\/li\u003e\n\u003cli\u003eThis standalone driver availability allows rental companies and school AV groups to repair single damaged cabinets affordably and keep their inventory running.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eComponent Type: Professional Low\/Mid-Frequency Replacement Transducer\u003c\/li\u003e\n\u003cli\u003eModel Designation: 12-300B High-Output Series\u003c\/li\u003e\n\u003cli\u003eNominal Basket Diameter: 12 inches (305 mm)\u003c\/li\u003e\n\u003cli\u003eContinuous Power Handling: 300 Watts RMS\u003c\/li\u003e\n\u003cli\u003eProgram Power Capacity: 600 Watts Peak Power handling\u003c\/li\u003e\n\u003cli\u003eNominal System Impedance: 8 Ohms Standard Operational Load\u003c\/li\u003e\n\u003cli\u003eVoice Coil Diameter Structure: 2.5-inch High-Temperature Copper Voice Coil Assembly\u003c\/li\u003e\n\u003cli\u003eMagnet Structure Weight Profile: Heavy-Duty High-Flux Ferrite Magnet Array\u003c\/li\u003e\n\u003cli\u003eCone Material Base Configuration: Stiffened Acoustic Fiber Paper Cone with Treated Cloth Edge Surround\u003c\/li\u003e\n\u003cli\u003eChassis Frame Architecture: Rigid Heavy-Gauge Stamped Steel Basket\u003c\/li\u003e\n\u003cli\u003ePrimary Application: Replacement driver for active and passive 2-way PA speakers, floor wedge stage monitors, bass guitar speaker enclosures, and custom sound reinforcement installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eWhat’s in the Box\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e1 x 12-300B 12-Inch 300W RMS Replacement Loudspeaker Driver\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Nexus","offers":[{"title":"Default Title","offer_id":42838661791815,"sku":"80201230","price":899.9,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0577\/6598\/6375\/files\/nexus-12-300b-12-inch-300w-rms-replacement-loudspeaker-4010067.png?v=1780422313","url":"https:\/\/philtron.co.za\/products\/nexus-12-300b-12-inch-300w-rms-replacement-loudspeaker","provider":"Philtron","version":"1.0","type":"link"}