{"title":"Ground Zero Hydrogen","description":"\u003cp\u003eGround Zero Hydrogen competition subwoofers and amplifiers.\u003c\/p\u003e","products":[{"product_id":"ground-zero-hydrogen-gzha-mini-four-4-channel-class-d-compact-amplifer-320w-rms","title":"Ground Zero Hydrogen GZHA Mini Four 4 Channel Class D Amplifier 320w RMS","description":"\u003cp\u003e\u003cstrong\u003eThe Ground Zero Hydrogen GZHA Mini Four is a compact 4-channel Class D car amplifier rated at 4 x 80W RMS into 4 ohms (320W RMS total) and 4 x 130W RMS into 2 ohms. It belongs to the Hydrogen range from Ground Zero.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eChannels: 4, Class D\u003c\/li\u003e\n\u003cli\u003eOutput at 4 ohm: 4 x 80W RMS\u003c\/li\u003e\n\u003cli\u003eOutput at 2 ohm: 4 x 130W RMS\u003c\/li\u003e\n\u003cli\u003eBridged at 4 ohm: 2 x 260W RMS\u003c\/li\u003e\n\u003cli\u003eMaximum output: 640W\u003c\/li\u003e\n\u003cli\u003eFrequency response: 5 Hz – 38 kHz\u003c\/li\u003e\n\u003cli\u003eCrossover: variable HPF \/ LPF \/ BPF\u003c\/li\u003e\n\u003cli\u003eInputs: high-level with auto-on\u003c\/li\u003e\n\u003cli\u003eDimensions (W x L x H): 135 x 210 x 52 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e4-channel Class D compact amplifier\u003c\/h2\u003e\n\u003cp\u003eA compact 4-channel Class D amplifier delivering 320W RMS, built for tight installs without sacrificing sound quality or control. If you need a little more power, Ground Zero also offer the \u003ca href=\"\/products\/ground-zero-gzra-65-4-micro-4-channel-class-d-amplifier-300w\"\u003eGZRA 65.4-MICRO 4-channel Class D amplifier at 300W\u003c\/a\u003e as an alternative compact option.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCompact 4-channel amplifier\u003c\/li\u003e\n\u003cli\u003eSMD components for reliable, space-saving construction\u003c\/li\u003e\n\u003cli\u003eClass D technology for efficient power delivery\u003c\/li\u003e\n\u003cli\u003eVariable active crossover, bass boost and phase shift for precise tuning\u003c\/li\u003e\n\u003cli\u003eSocket for wired level remote control\u003c\/li\u003e\n\u003cli\u003eStabilised power supply for consistent output\u003c\/li\u003e\n\u003cli\u003eLarge terminals for straightforward wiring\u003c\/li\u003e\n\u003cli\u003eSolid heatsink with engraved Ground Zero lettering\u003c\/li\u003e\n\u003cli\u003eHigh-level input with auto-on function — works without a remote turn-on wire\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ground Zero","offers":[{"title":"Default Title","offer_id":53215517540618,"sku":"93047","price":249.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5431\/0922\/files\/GZHAMINIFOUR.jpg?v=1781530856"},{"product_id":"ground-zero-gzhw-8spl-d2-flat-8-shallow-subwoofer-500w-rms","title":"Ground Zero GZHW 8SPL-D2 FLAT 8″ Shallow Subwoofer 500w RMS","description":"\u003cp\u003e\u003cstrong\u003eThe Ground Zero GZHW 8SPL-D2 FLAT is an 8″ (20 cm) shallow-mount SPL subwoofer with dual 2-ohm voice coils, rated at 500W RMS and 800W SPL, with a mounting depth of just 80 mm. It is part of Ground Zero's GZHW flat SPL subwoofer range.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis listing is the 8″. The GZHW flat SPL range is also available in \u003ca href=\"\/products\/ground-zero-gzhw-10spl-d2-flat-10-shallow-subwoofer-600w\"\u003e10″ (GZHW 10SPL-D2 FLAT, 600W RMS)\u003c\/a\u003e and \u003ca href=\"\/products\/ground-zero-gzhw-12spl-d2-flat-12-shallow-subwoofer-700w\"\u003e12″ (GZHW 12SPL-D2 FLAT, 700W RMS)\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSize: 20 cm \/ 8″ flat (shallow) SPL subwoofer\u003c\/li\u003e\n\u003cli\u003ePower handling: 500W RMS, 800W SPL\u003c\/li\u003e\n\u003cli\u003eImpedance: 2 x 2 ohms (dual voice coil)\u003c\/li\u003e\n\u003cli\u003eEfficiency: 83 dB\u003c\/li\u003e\n\u003cli\u003eRecommended amplifier power: 350–800W\u003c\/li\u003e\n\u003cli\u003eVoice coil: 63 mm \/ 2.5″ copper, 4-layer\u003c\/li\u003e\n\u003cli\u003eXmax: 24 mm\u003c\/li\u003e\n\u003cli\u003eMounting diameter: 187 mm\u003c\/li\u003e\n\u003cli\u003eMounting depth: 80 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eGZHW 8SPL-D2 FLAT: 20 cm \/ 8″ flat SPL subwoofer\u003c\/h2\u003e\n\u003cp\u003eA shallow-mount 8″ subwoofer built for tight spaces, delivering 500W RMS without compromising on output.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e8″ flat SPL subwoofer\u003c\/li\u003e\n\u003cli\u003eKlippel® optimised for accurate, controlled excursion\u003c\/li\u003e\n\u003cli\u003eSandwich paper cone for stiffness and low weight\u003c\/li\u003e\n\u003cli\u003eDurable U-shape rubber surround for long-term reliability\u003c\/li\u003e\n\u003cli\u003eSolid aluminium cast basket for a rigid, stable foundation\u003c\/li\u003e\n\u003cli\u003e63 mm \/ 2.5″ four-layer copper voice coil for efficient heat dissipation\u003c\/li\u003e\n\u003cli\u003ePush terminals for straightforward wiring\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ground Zero","offers":[{"title":"Default Title","offer_id":53452849217802,"sku":"93556","price":219.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5431\/0922\/files\/GZHW8SPL-D2FLAT.jpg?v=1785422502"},{"product_id":"ground-zero-gzhw-10spl-d2-flat-10-shallow-subwoofer-600w","title":"Ground Zero GZHW 10SPL-D2 FLAT 10″ Shallow Subwoofer 600w","description":"\u003cp\u003e\u003cstrong\u003eThe Ground Zero GZHW 10SPL-D2 FLAT is a 10″ (25 cm) shallow-mount SPL subwoofer with dual 2-ohm voice coils, rated at 600W RMS \/ 1000W SPL, with a mounting depth of just 103 mm. It is part of Ground Zero's GZHW flat SPL subwoofer range.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis listing is the 10″. The GZHW flat SPL range is also available as the \u003ca href=\"\/products\/ground-zero-gzhw-8spl-d2-flat-8-shallow-subwoofer-500w-rms\"\u003eGZHW 8SPL-D2 FLAT 8″\u003c\/a\u003e and the \u003ca href=\"\/products\/ground-zero-gzhw-12spl-d2-flat-12-shallow-subwoofer-700w\"\u003eGZHW 12SPL-D2 FLAT 12″\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSize: 25 cm \/ 10″ flat (shallow) SPL subwoofer\u003c\/li\u003e\n\u003cli\u003ePower handling: 600W RMS, 1000W SPL\u003c\/li\u003e\n\u003cli\u003eImpedance: 2 x 2 ohms (dual voice coil)\u003c\/li\u003e\n\u003cli\u003eEfficiency: 85 dB\u003c\/li\u003e\n\u003cli\u003eRecommended amplifier power: 400–1000W\u003c\/li\u003e\n\u003cli\u003eVoice coil: 63 mm \/ 2.5″ copper, 4-layer\u003c\/li\u003e\n\u003cli\u003eXmax: 29 mm\u003c\/li\u003e\n\u003cli\u003eMounting diameter: 238 mm\u003c\/li\u003e\n\u003cli\u003eMounting depth: 103 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eGZHW 10SPL-D2 FLAT: shallow-mount SPL subwoofer\u003c\/h2\u003e\n\u003cp\u003eA 10″ shallow-mount subwoofer designed for installs where depth is limited. At 103 mm mounting depth, the GZHW 10SPL-D2 FLAT fits where standard subwoofers won't, while still handling 600W RMS.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e10″ high quality flat SPL subwoofer\u003c\/li\u003e\n\u003cli\u003eKlippel® optimised\u003c\/li\u003e\n\u003cli\u003eSandwich paper cone\u003c\/li\u003e\n\u003cli\u003eDurable U-shape rubber surround\u003c\/li\u003e\n\u003cli\u003eSolid aluminium cast basket\u003c\/li\u003e\n\u003cli\u003e63 mm \/ 2.5″ 4-layer copper voice coil\u003c\/li\u003e\n\u003cli\u003ePush terminals\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ground Zero","offers":[{"title":"Default Title","offer_id":53453061292298,"sku":"93557","price":304.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5431\/0922\/files\/GZHW10SPL-D2FLAT.jpg?v=1785423374"},{"product_id":"ground-zero-gzhw-12spl-d2-flat-12-shallow-subwoofer-700w","title":"Ground Zero GZHW 12SPL-D2 FLAT 12″ Shallow Subwoofer 700w","description":"\u003cp\u003e\u003cstrong\u003eThe Ground Zero GZHW 12SPL-D2 FLAT is a 12″ (30 cm) shallow-mount SPL subwoofer from Ground Zero's GZHW range, rated at 700W RMS (1200W SPL) with dual 2 ohm voice coils and a mounting depth of just 118 mm.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis listing is the 12″. The GZHW flat SPL range is also available as the \u003ca href=\"\/products\/ground-zero-gzhw-8spl-d2-flat-8-shallow-subwoofer-500w-rms\"\u003eGZHW 8SPL-D2 FLAT 8″\u003c\/a\u003e and the \u003ca href=\"\/products\/ground-zero-gzhw-10spl-d2-flat-10-shallow-subwoofer-600w\"\u003eGZHW 10SPL-D2 FLAT 10″\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSize: 30 cm \/ 12″ flat (shallow) SPL subwoofer\u003c\/li\u003e\n\u003cli\u003ePower handling: 700W RMS, 1200W SPL\u003c\/li\u003e\n\u003cli\u003eImpedance: 2 x 2 ohms (dual voice coil)\u003c\/li\u003e\n\u003cli\u003eEfficiency: 88 dB\u003c\/li\u003e\n\u003cli\u003eRecommended amplifier power: 500–1200W\u003c\/li\u003e\n\u003cli\u003eVoice coil: 63 mm \/ 2.5″ copper, 4-layer\u003c\/li\u003e\n\u003cli\u003eXmax: 32 mm\u003c\/li\u003e\n\u003cli\u003eMounting diameter: 284 mm\u003c\/li\u003e\n\u003cli\u003eMounting depth: 118 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eGZHW 12SPL-D2 FLAT: 30 cm \/ 12″ flat SPL subwoofer\u003c\/h2\u003e\n\u003cp\u003eA shallow-mount 12″ subwoofer built for tight spaces without sacrificing SPL performance. The solid aluminium cast basket keeps it rigid and lightweight.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e12″ flat SPL subwoofer\u003c\/li\u003e\n\u003cli\u003eKlippel® optimised\u003c\/li\u003e\n\u003cli\u003eSandwich paper cone\u003c\/li\u003e\n\u003cli\u003eDurable U-shape rubber surround\u003c\/li\u003e\n\u003cli\u003eSolid aluminium cast basket\u003c\/li\u003e\n\u003cli\u003e63 mm \/ 2.5″ 4-layer copper voice coil\u003c\/li\u003e\n\u003cli\u003ePush terminal\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ground Zero","offers":[{"title":"Default Title","offer_id":53454821818634,"sku":"93558","price":374.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5431\/0922\/files\/GZHW12SPL-D2FLAT.jpg?v=1785482397"},{"product_id":"ground-zero-gzhw-25xspl-d1-10-dual-1-ohm-subwoofer-1200w","title":"Ground Zero GZHW 25XSPL-D1 10″ Dual 1 Ohm Subwoofer 1200w","description":"\u003cp\u003e\u003cstrong\u003eThe Ground Zero GZHW 25XSPL-D1 is a competition-grade 10″ (25 cm) SPL subwoofer with dual 1 ohm voice coils, rated at 1200W RMS and 2500W SPL. It is part of Ground Zero's GZHW XSPL range, built for high-power SPL builds.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis listing is the dual 1 ohm version. The GZHW 25XSPL is also available as the \u003ca href=\"\/products\/ground-zero-gzhw-25xspl-d2-10-dual-2-ohm-subwoofer-1200w\"\u003eGZHW 25XSPL-D2 in dual 2 ohm\u003c\/a\u003e, and as the \u003ca href=\"\/products\/ground-zero-gzhw-30xspl-d1-12-dual-1-ohm-subwoofer-1500w\"\u003eGZHW 30XSPL-D1 in 12″\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSize: 25 cm \/ 10″\u003c\/li\u003e\n\u003cli\u003ePower handling: 1200W RMS, 2500W SPL\u003c\/li\u003e\n\u003cli\u003eImpedance: 2 x 1 ohms (dual voice coil)\u003c\/li\u003e\n\u003cli\u003eEfficiency: 83 dB\u003c\/li\u003e\n\u003cli\u003eRecommended amplifier power: 800–2500W\u003c\/li\u003e\n\u003cli\u003eVoice coil: 63 mm \/ 2.5″ copper\u003c\/li\u003e\n\u003cli\u003eXmax: 45 mm\u003c\/li\u003e\n\u003cli\u003eMounting diameter: 238 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eGZHW 25XSPL-D1: 25 cm \/ 10″ SPL subwoofer\u003c\/h2\u003e\n\u003cp\u003eA competition-grade 10″ subwoofer built for serious output. Dual 1 ohm voice coils and 1200W RMS power handling make it well suited to high-power SPL builds.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e10″ high quality SPL subwoofer\u003c\/li\u003e\n\u003cli\u003eKlippel® optimised\u003c\/li\u003e\n\u003cli\u003eReinforced paper cone\u003c\/li\u003e\n\u003cli\u003eLong stroke compound surround\u003c\/li\u003e\n\u003cli\u003eSolid aluminium cast basket\u003c\/li\u003e\n\u003cli\u003e63 mm \/ 2.5″ copper voice coil\u003c\/li\u003e\n\u003cli\u003e2-layer Polycot spider\u003c\/li\u003e\n\u003cli\u003eIMPP dust cap with 3D structure logo\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ground Zero","offers":[{"title":"Default Title","offer_id":53454863073546,"sku":"93559","price":354.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5431\/0922\/files\/GZHW25XSPL-D1.jpg?v=1785483805"},{"product_id":"ground-zero-gzhw-25xspl-d2-10-dual-2-ohm-subwoofer-1200w","title":"Ground Zero GZHW 25XSPL-D2 10″ Dual 2 Ohm Subwoofer 1200w","description":"\u003cp\u003e\u003cstrong\u003eThe Ground Zero GZHW 25XSPL-D2 is a competition-grade 10″ (25 cm) SPL subwoofer with dual 2 ohm voice coils, rated at 1200W RMS and 2500W SPL. It is part of Ground Zero's GZHW XSPL range, built for high-power SPL builds.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis listing is the dual 2 ohm version. The GZHW 25XSPL is also available as the dual 1 ohm GZHW 25XSPL-D1, and in a 12″ version as the GZHW 30XSPL-D1.\u003c\/p\u003e\n\n\u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSize: 25 cm \/ 10″\u003c\/li\u003e\n\u003cli\u003ePower handling: 1200W RMS, 2500W SPL\u003c\/li\u003e\n\u003cli\u003eImpedance: 2 x 2 ohms (dual voice coil)\u003c\/li\u003e\n\u003cli\u003eEfficiency: 83 dB\u003c\/li\u003e\n\u003cli\u003eRecommended amplifier power: 800–2500W\u003c\/li\u003e\n\u003cli\u003eVoice coil: 63 mm \/ 2.5″ copper\u003c\/li\u003e\n\u003cli\u003eXmax: 45 mm\u003c\/li\u003e\n\u003cli\u003eMounting diameter: 238 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eGZHW 25XSPL-D2: 10″ SPL subwoofer\u003c\/h2\u003e\n\u003cp\u003eA competition-grade 10″ subwoofer built for serious output. The GZHW 25XSPL-D2 handles 1200W RMS across its dual 2 ohm voice coils, making it a strong choice for high-pressure SPL builds.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e10″ high quality SPL subwoofer\u003c\/li\u003e\n\u003cli\u003eKlippel® optimised\u003c\/li\u003e\n\u003cli\u003eReinforced paper cone\u003c\/li\u003e\n\u003cli\u003eLong stroke compound surround\u003c\/li\u003e\n\u003cli\u003eSolid aluminium cast basket\u003c\/li\u003e\n\u003cli\u003e63 mm \/ 2.5″ copper voice coil\u003c\/li\u003e\n\u003cli\u003e2-layer Polycot spider\u003c\/li\u003e\n\u003cli\u003eIMPP dust cap with 3D structure logo\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ground Zero","offers":[{"title":"Default Title","offer_id":53454882308362,"sku":"93560","price":354.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5431\/0922\/files\/GZHW25XSPL-D1.jpg?v=1785483805"},{"product_id":"ground-zero-gzhw-30xspl-d1-12-dual-1-ohm-subwoofer-1500w","title":"Ground Zero GZHW 30XSPL-D1 12″ Dual 1 Ohm Subwoofer 1500w","description":"\u003cp\u003e\u003cstrong\u003eThe Ground Zero GZHW 30XSPL-D1 is a competition-grade 12″ (30 cm) SPL subwoofer with dual 1 ohm voice coils, a 75 mm copper voice coil, and a 1500W RMS (3000W SPL) power rating. It is part of Ground Zero's GZHW XSPL range, built for serious high-output SPL applications.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSize: 30 cm \/ 12″\u003c\/li\u003e\n\u003cli\u003ePower handling: 1500W RMS \/ 3000W SPL\u003c\/li\u003e\n\u003cli\u003eImpedance: Dual 1 ohm voice coils\u003c\/li\u003e\n\u003cli\u003eVoice coil: 75 mm \/ 3″ copper\u003c\/li\u003e\n\u003cli\u003eMounting depth: 198 mm\u003c\/li\u003e\n\u003cli\u003eResonance frequency (Fs): 39.1 Hz\u003c\/li\u003e\n\u003cli\u003eQts: 0.56\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eGZHW 30XSPL-D1: 12″ high-output SPL subwoofer\u003c\/h2\u003e\n\u003cp\u003eA competition-grade 12″ subwoofer built for high output. The GZHW 30XSPL-D1 runs a dual 1 ohm voice coil configuration and handles 1500W RMS, making it a serious choice for SPL builds.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e12″ high-quality SPL subwoofer\u003c\/li\u003e\n\u003cli\u003eKlippel® optimised\u003c\/li\u003e\n\u003cli\u003eReinforced paper cone\u003c\/li\u003e\n\u003cli\u003eLong stroke compound surround\u003c\/li\u003e\n\u003cli\u003eSolid aluminium cast basket\u003c\/li\u003e\n\u003cli\u003e75 mm \/ 3″ copper voice coil\u003c\/li\u003e\n\u003cli\u003e2-layer Polycot spider\u003c\/li\u003e\n\u003cli\u003eIMPP dust cap with 3D structure logo\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ground Zero","offers":[{"title":"Default Title","offer_id":53454892138762,"sku":"93561","price":419.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5431\/0922\/files\/GZHW30XSPL-D1.jpg?v=1785485205"},{"product_id":"ground-zero-gzhw-30xspl-d2-12-dual-2-ohm-subwoofer-1500w","title":"Ground Zero GZHW 30XSPL-D2 12″ Dual 2 Ohm Subwoofer 1500w","description":"\u003cp\u003e\u003cstrong\u003eThe Ground Zero GZHW 30XSPL-D2 is a competition-grade 12″ (30 cm) SPL subwoofer with dual 2 ohm voice coils, a 75 mm copper voice coil, and a 1500W RMS (3000W SPL) power rating. It is part of Ground Zero's GZHW XSPL range, built for serious high-output SPL applications.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSize: 30 cm \/ 12″\u003c\/li\u003e\n\u003cli\u003ePower handling: 1500W RMS \/ 3000W SPL\u003c\/li\u003e\n\u003cli\u003eImpedance: Dual 2 ohm voice coils\u003c\/li\u003e\n\u003cli\u003eVoice coil: 75 mm \/ 3″ copper\u003c\/li\u003e\n\u003cli\u003eMounting depth: 198 mm\u003c\/li\u003e\n\u003cli\u003eResonance frequency (Fs): 39.1 Hz\u003c\/li\u003e\n\u003cli\u003eQts: 0.56\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eGZHW 30XSPL-D2: 12″ high-output SPL subwoofer\u003c\/h2\u003e\n\u003cp\u003eA competition-grade 12″ subwoofer built for high output. The GZHW 30XSPL-D2 runs a dual 2 ohm voice coil configuration and handles 1500W RMS, making it a serious choice for SPL builds.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e12″ high-quality SPL subwoofer\u003c\/li\u003e\n\u003cli\u003eKlippel® optimised\u003c\/li\u003e\n\u003cli\u003eReinforced paper cone\u003c\/li\u003e\n\u003cli\u003eLong stroke compound surround\u003c\/li\u003e\n\u003cli\u003eSolid aluminium cast basket\u003c\/li\u003e\n\u003cli\u003e75 mm \/ 3″ copper voice coil\u003c\/li\u003e\n\u003cli\u003e2-layer Polycot spider\u003c\/li\u003e\n\u003cli\u003eIMPP dust cap with 3D structure logo\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ground Zero","offers":[{"title":"Default Title","offer_id":53916312994058,"sku":"94086","price":419.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5431\/0922\/files\/GZHW30XSPL-D1.jpg?v=1785485205"}],"url":"https:\/\/www.cen.uk\/collections\/ground-zero-hydrogen.oembed","provider":"CEN","version":"1.0","type":"link"}