{"product_id":"jbl-4-inch-5w-commercial-ceiling-speaker-css8004","title":"JBL 4-inch 5W Commercial Ceiling Speaker CSS8004","description":"\u003cp\u003e\u003cstrong\u003eThe JBL Professional CSS8004 is a 4-inch, 5-watt commercial ceiling speaker engineered for paging and background music with high sensitivity and easy installation.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBuilt for stores, restaurants, schools and other public spaces, this ceiling speaker balances clear reproduction with efficient power use. The CSS8004 combines a 4\" dual-cone driver, a multi-tap transformer for 100V\/70V\/25V systems, and a pre-attached grille and transformer to speed up installation while delivering wide coverage and reliable long-term performance.\u003c\/p\u003e\n\n\u003ch3\u003eHow loud and wide will this speaker fill a room?\u003c\/h3\u003e\n\u003cp\u003eThe CSS8004 offers high sensitivity (90 dB) that produces strong sound levels even at low tap settings, and a very wide 175° dispersion pattern for broad coverage from a single ceiling location. It’s designed to deliver intelligible paging and unobtrusive background music across open areas.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e90 dB sensitivity ensures efficient sound with minimal amplifier power\u003c\/li\u003e\n  \u003cli\u003e175° coverage for even sound distribution in retail and hospitality spaces\u003c\/li\u003e\n  \u003cli\u003eFrequency response of 85 Hz–18 kHz (driver\/grille), 130 Hz–18 kHz when used with back can\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat installation features speed up setup and maintenance?\u003c\/h3\u003e\n\u003cp\u003eJBL pre-attaches the grille and transformer to the driver so installers spend less time aligning parts. Optional zinc-plated steel back cans (CSS-BB4x6) can be installed and wired ahead of time, allowing inspection before the speaker is dropped in.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePre-assembled driver, grille, and transformer for faster installation\u003c\/li\u003e\n  \u003cli\u003eOptional CSS-BB back cans allow pre-wiring and inspection prior to final install\u003c\/li\u003e\n  \u003cli\u003eStandard ceiling cutout and mounting hardware compatible with common commercial fittings\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich systems and environments is the CSS8004 compatible with?\u003c\/h3\u003e\n\u003cp\u003eThe built-in multi-tap transformer supports 100V, 70V and 25V distributed audio lines, making this speaker suitable for many commercial distributed audio systems. It’s intended for paging and background music applications rather than high-fidelity critical listening.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTriple-voltage transformer (100V\/70V\/25V) for flexible system design\u003c\/li\u003e\n  \u003cli\u003eIdeal for paging, background music, restaurants, retail, education and offices\u003c\/li\u003e\n  \u003cli\u003eDurable components like Kapton coil-former and high-temp voice coil wire for reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat reliability and component details matter for long-term use?\u003c\/h3\u003e\n\u003cp\u003eThe CSS8004 uses a 25 mm (1\") voice coil, a Kapton coil-former and high-temperature wire to improve power handling and longevity. These choices reduce thermal stress and help the speaker withstand continuous commercial use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e25 mm voice coil for better power dissipation and consistent performance\u003c\/li\u003e\n  \u003cli\u003eKapton coil-former and high-temp wiring increase heat resistance and durability\u003c\/li\u003e\n  \u003cli\u003ePowder-coated optional back can protects wiring and enables easier compliance checks\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The JBL Professional CSS8004 is aimed at installers, system integrators and facility managers specifying reliable, efficient ceiling speakers for paging and background music in commercial environments. Choose this model when you need wide coverage, high sensitivity and straightforward integration into 100V\/70V\/25V distributed audio systems, with optional back cans available for cleaner pre-wiring and inspection workflows.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the CSS8004 work with 70V systems?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The CSS8004 includes a multi-tap transformer supporting 100V, 70V and 25V distributed lines.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are back cans required for installation?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. Back cans are optional (CSS-BB4x6) but useful for pre-wiring and inspection before speaker install.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"JBL","offers":[{"title":"Default Title","offer_id":48413420585117,"sku":"B004W4EB5U","price":50.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/jbl-css8004-front-view-grille.jpg?v=1781264683","url":"https:\/\/nexoltic.com\/products\/jbl-4-inch-5w-commercial-ceiling-speaker-css8004","provider":"Nexoltic","version":"1.0","type":"link"}