{"product_id":"sp-1200-1d-1-ohm","title":"SP-1200.1D - @1 ohm","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cstyle\u003e.sp4{background:#0B0B0B;color:#E8E8E8;border-radius:14px;overflow:hidden;font-size:16px;line-height:1.6}.sp4 img{display:block;width:100%;height:auto}.sp4 .band{background:#E8560F}.sp4 .pill{display:inline-block;background:#E8560F;color:#fff;font-size:9.5px;font-weight:800;letter-spacing:1.5px;padding:6px 10px;text-transform:uppercase;white-space:nowrap}.sp4 h2.big,.sp4 .sec h3,.sp4 .card b,.sp4 .faq b,.sp4 .pair strong{color:#fff}.sp4 .in,.sp4 .tags,.sp4 .bar,.sp4 .cards,.sp4 .pair,.sp4 .foot,.sp4 .top,.sp4 .rea{padding-left:22px;padding-right:22px}.sp4 .rea{display:flex;flex-wrap:wrap;gap:8px;padding-top:6px;padding-bottom:4px}.sp4 .rea span{flex:1 1 150px;background:#161616;border:1px solid #262626;border-left:3px solid #E8560F;padding:9px 11px;font-size:10.5px;font-weight:800;letter-spacing:1.2px;color:#d6d6d6;text-transform:uppercase}.sp4 .top{display:flex;align-items:center;justify-content:space-between;gap:14px}.sp4 .top img{width:186px;height:105px;flex:0 0 auto}.sp4 .trust{display:flex;flex-wrap:wrap;gap:8px;padding:8px 22px 0}.sp4 .trust span{flex:1 1 165px;background:#111;border:1px solid #232323;padding:8px 10px;font-size:10px;font-weight:800;letter-spacing:1.1px;color:#9d9d9d;text-transform:uppercase}.sp4 .trust b{color:#E8560F;font-weight:800}.sp4 .paym{padding:14px 22px 2px;font-size:9.5px;font-weight:800;letter-spacing:1.7px;line-height:1.8;color:#7a7a7a;text-transform:uppercase;text-align:center}@media screen and (min-width:1000px){.product{row-gap:0!important}.product-info{display:contents!important}.product-gallery{grid-column:1!important;grid-row:1\/span 99!important}.product-info__block-item{grid-column:2!important}.product-info__block-item[data-block-type=description]{grid-column:1\/-1!important;grid-row:100!important;margin-top:44px!important}.sp4{font-size:17px}.sp4 .in,.sp4 .top,.sp4 .tags,.sp4 .bar,.sp4 .cards,.sp4 .pair,.sp4 .foot,.sp4 .rea,.sp4 .sec,.sp4 .band,.sp4 .paym,.sp4 .fine,.sp4 .pnl,.sp4 .trust{padding-left:40px;padding-right:40px}.sp4 .frame,.sp4 .quote,.sp4 .dl,.sp4 .cw,.sp4 .tw,.sp4 .warn,.sp4 .faq,.sp4 .sup{margin-left:40px;margin-right:40px}.sp4 h2.big{font-size:66px}.sp4 .sub{max-width:66ch;font-size:17px}.sp4 .band b{font-size:46px}.sp4 .card{flex:1 1 300px}.sp4 .cards{gap:14px}.sp4 .pnl{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 18px}.sp4 .tw,.sp4 .warn,.sp4 .sup{max-width:1040px;margin-left:auto;margin-right:auto}.sp4 .dl{max-width:780px;margin-left:auto;margin-right:auto}.sp4 .quote{max-width:1150px}.sp4 .faq{columns:2;column-gap:40px}.sp4 .faq div{break-inside:avoid}.sp4 .sec{margin-top:48px}}\u003c\/style\u003e\n\u003cdiv class=\"sp4\"\u003e\n\u003cdiv class=\"top\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/sp-audio-logo-mark.png?v=1788926315\u0026amp;width=380\" alt=\"SP Audio - Super Power Audio\" width=\"186\" height=\"105\" decoding=\"async\"\u003e\u003cspan class=\"rg\"\u003e\u003cb\u003eSUPER POWER AUDIO\u003c\/b\u003e\u003cbr\u003eDESIGNED IN ITALY\u003cbr\u003eMMXXVI\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"in\"\u003e\n\u003cspan class=\"pill\"\u003e1 channel · class D · monoblock\u003c\/span\u003e\n\u003ch2 class=\"big d\"\u003e1200 watt RMS.\u003cbr\u003e\u003cem\u003eat 1 ohm.\u003c\/em\u003e\n\u003c\/h2\u003e\n\u003cp class=\"sub\"\u003eOne channel. All the current. 1200 W RMS into 1 ohm, from a single output stage built for one job: driving subwoofers. Class D, smart temperature-controlled fan, full filter set on board.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tri\"\u003e\n\u003ci\u003e\u003c\/i\u003e\u003ci\u003e\u003c\/i\u003e\u003ci\u003e\u003c\/i\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"band\"\u003e\n\u003cdiv\u003e\n\u003cb\u003e400\u003ci\u003eW\u003c\/i\u003e\u003c\/b\u003e\u003cspan\u003eRMS · 4 Ω MONO\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003e600\u003ci\u003eW\u003c\/i\u003e\u003c\/b\u003e\u003cspan\u003eRMS · 2 Ω MONO\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003e1200\u003ci\u003eW\u003c\/i\u003e\u003c\/b\u003e\u003cspan\u003eRMS · 1 Ω MONO\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"trust\"\u003e\n\u003cspan\u003e\u003cb\u003e🔒\u003c\/b\u003e Secure checkout · SSL \u0026amp; PCI DSS\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e↩\u003c\/b\u003e 14 days to change your mind (EU)\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e Invoice from an Italian company\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tags\"\u003e\n\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e ITALIAN DESIGN\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e CLASS D MONOBLOCK\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e EASY INSTALL\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e FREE SUPPORT\u003c\/span\u003e\u003cspan\u003e\u003cb\u003e✓\u003c\/b\u003e SMART COOLING FAN\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e01\u003c\/u\u003e\n\u003ch3\u003ePower, measured not promised\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar\"\u003e\n\u003cspan\u003eMONO · 2 Ω\u003c\/span\u003e\n\u003cdiv class=\"trk\"\u003e\n\u003cdiv class=\"fil\" style=\"width: 50%;\"\u003e600 W\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bar\"\u003e\n\u003cspan\u003eMONO · 1 Ω\u003c\/span\u003e\n\u003cdiv class=\"trk\"\u003e\n\u003cdiv class=\"fil mx\" style=\"width: 100%;\"\u003e1200 W\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"foot\"\u003eRMS @ 14.4 V · CONTINUOUS POWER, NOT BURST · MINIMUM LOAD 1 Ω\u003c\/p\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e02\u003c\/u\u003e\n\u003ch3\u003eWhy this amplifier\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cards\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cb\u003eOne channel, all the current\u003c\/b\u003e\n\u003cp\u003eA single output stage delivers its full rated power into 1 ohm: no bridging, no compromise between two channels. Everything goes to the subwoofer.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cb\u003eSmart cooling, not luck\u003c\/b\u003e\n\u003cp\u003eSmart Cooling System with a fan driven by temperature: it spins when the amplifier needs it and stays quiet when it does not. Heat is managed, not hoped away.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cb\u003eIt accepts any source\u003c\/b\u003e\n\u003cp\u003eInput sensitivity from 200 mV, input impedance 56 kOhm. Factory low-level sources and high-output head units both drive it, and the RCA output passes the signal on to a second amplifier.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cb\u003eProtected, not fragile\u003c\/b\u003e\n\u003cp\u003eOutput short circuit, high supply voltage, low supply voltage and thermal protection, and it works from 9 to 16 V. It defends itself instead of dying quietly.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"quote\"\u003e“Continuous RMS only. No peak, no burst, no marketing watts.”\u003c\/div\u003e\n\u003cdiv class=\"rea\"\u003e\n\u003cspan\u003eFree shipping\u003c\/span\u003e\u003cspan\u003eDispatched from Italy in 24–48 working hours\u003c\/span\u003e\u003cspan\u003eWarranty on manufacturing defects\u003c\/span\u003e\u003cspan\u003eFree technical support from Italy\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dl\"\u003e\n\u003cdiv class=\"k\"\u003eSP AUDIO AMPLIFIER USER MANUAL · PDF\u003c\/div\u003e\n\u003cp\u003eWiring, loads and impedance, filter settings and gain calibration.\u003c\/p\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/SPAUDIO-SP-1200.1D-1OHM-Manual-EN-2026.pdf?v=1790452607\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan style=\"color: #ffffff;\"\u003e\u003cspan style=\"display: inline-block; background: rgb(232, 86, 15); padding: 18px 36px; border-radius: 6px; letter-spacing: 1px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; text-transform: uppercase; box-shadow: rgba(232, 86, 15, 0.35) 0px 8px 24px;\"\u003e\u003cb\u003e⇩  Download the manual (PDF)\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\n\u003cp class=\"n\"\u003eEnglish · 2026\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e03\u003c\/u\u003e\n\u003ch3\u003eWhat you receive\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cw\"\u003e\n\u003cdiv\u003e\n\u003cb\u003eWhat is in the box.\u003c\/b\u003e\n\u003cp\u003eThe SP-1200.1D is sold as a single unit: the amplifier with its side mounting brackets. Installation material is not included, because it is chosen for your vehicle.\u003c\/p\u003e\n\u003cp class=\"sm\"\u003e\u003cb\u003eIncluded:\u003c\/b\u003e SP-1200.1D amplifier · side mounting brackets.\u003cbr\u003e\u003cb\u003eNot included:\u003c\/b\u003e power and ground cable, speaker cable, inline fuse holder, RCA cable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e04\u003c\/u\u003e\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tw\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003ePOWER OUTPUT PER CHANNEL — RMS @ 14.4 V\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMono 4 ohm\u003c\/td\u003e\n\u003ctd\u003e400 W RMS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMono 2 ohm\u003c\/td\u003e\n\u003ctd\u003e600 W RMS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMono 1 ohm\u003c\/td\u003e\n\u003ctd\u003e1200 W RMS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum load\u003c\/td\u003e\n\u003ctd\u003e1 ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003ePOWER SUPPLY \u0026amp; PROTECTIONS\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply voltage\u003c\/td\u003e\n\u003ctd\u003e12 V negative ground, 9 – 16 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRemote turn-on\u003c\/td\u003e\n\u003ctd\u003e+12 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtections\u003c\/td\u003e\n\u003ctd\u003eOutput short circuit, high supply voltage, low supply voltage, thermal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal management\u003c\/td\u003e\n\u003ctd\u003eSmart Cooling System, temperature-controlled fan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003eFILTERS \u0026amp; INPUTS\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTopology\u003c\/td\u003e\n\u003ctd\u003eClass D, mono, 1 channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency response\u003c\/td\u003e\n\u003ctd\u003e10 Hz – 20 kHz (±3 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eS\/N ratio\u003c\/td\u003e\n\u003ctd\u003e100 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput sensitivity\u003c\/td\u003e\n\u003ctd\u003e200 mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput impedance\u003c\/td\u003e\n\u003ctd\u003e56 kOhm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh-pass filter (HPF)\u003c\/td\u003e\n\u003ctd\u003e15 – 80 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLow-pass filter (LPF)\u003c\/td\u003e\n\u003ctd\u003e80 Hz – 10 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBass boost\u003c\/td\u003e\n\u003ctd\u003e0 – 12 dB @ 50 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInputs \/ outputs\u003c\/td\u003e\n\u003ctd\u003eRCA input and RCA output (pass-through), remote level control socket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003eDIMENSIONS\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions L × W × H\u003c\/td\u003e\n\u003ctd\u003e149 × 219 × 74 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eSide brackets, 4 points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSold as\u003c\/td\u003e\n\u003ctd\u003eUnit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"foot\" style=\"padding-top: 10px;\"\u003eMANUFACTURER’S LABORATORY DATA · CONTINUOUS RMS ONLY · PEAK OR “BURST” FIGURES ARE NOT RMS AND ARE NOT LISTED\u003c\/p\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e05\u003c\/u\u003e\n\u003ch3\u003eComplete the system\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pair\"\u003e\n\u003ca href=\"\/en\/products\/sp-12cc-800-watt-rms\"\u003e\u003csmall\u003eSUBWOOFER 12\" \/ 30 CM\u003c\/small\u003e\u003cstrong\u003eSP 12CC — 800 W RMS\u003c\/strong\u003e\u003c\/a\u003e\u003ca href=\"\/en\/products\/sp-15cc-1000-watt-rms\"\u003e\u003csmall\u003eSUBWOOFER 15\" \/ 38 CM\u003c\/small\u003e\u003cstrong\u003eSP 15CC — 1000 W RMS\u003c\/strong\u003e\u003c\/a\u003e\u003ca href=\"\/en\/products\/kit-cable-4-awg\"\u003e\u003csmall\u003eCABLE KIT\u003c\/small\u003e\u003cstrong\u003eSP KIT CABLE 4 AWG\u003c\/strong\u003e\u003c\/a\u003e\u003ca href=\"\/en\/products\/sp-db-01\"\u003e\u003csmall\u003eDISTRIBUTION\u003c\/small\u003e\u003cstrong\u003eSP DB 01 — 1x0GA IN \/ 3x4GA OUT\u003c\/strong\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e06\u003c\/u\u003e\n\u003ch3\u003eBefore you install it\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"warn\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003ePower cable and fuse sized to the current.\u003c\/b\u003e Choose the power and ground cable section for the current this amplifier draws and the length of the run, and fit an inline fuse within 20 cm of the battery, sized to the cable. Never fit a fuse larger than the cable can carry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eA clean, short chassis ground.\u003c\/b\u003e Ground to bare metal on the body: sand off paint, use a proper terminal and a bolt, and keep the ground cable as short as possible and the same section as the positive. Most noise problems are ground problems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeave it room to breathe.\u003c\/b\u003e The Smart Cooling System moves air through the amplifier: keep the grille and the vents clear, never cover it with carpet, luggage or foam, and leave a few centimetres of free space around it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSet the gain with an instrument, not by ear.\u003c\/b\u003e GAIN is not a volume control: it matches the amplifier to the output of your source. Set it with the source at about three quarters of its range, raise it until the sound is clean, then stop. Clipping kills voice coils.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sec\"\u003e\n\u003cu\u003e07\u003c\/u\u003e\n\u003ch3\u003eQuestions installers ask\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq\"\u003e\n\u003cdiv\u003e\n\u003cb\u003eWhat is the minimum impedance?\u003c\/b\u003e1 ohm. At 1 ohm it delivers 1200 W RMS, at 2 ohm 600 W RMS and at 4 ohm 400 W RMS. Going below 1 ohm triggers the protection and, if repeated, damages the output stage.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eHow many subwoofers can it drive?\u003c\/b\u003eAs many as keep the total load at 1 ohm or above. Work out the wiring of the voice coils first, then check the total the amplifier sees.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eWhich power cable and fuse?\u003c\/b\u003eA section chosen for the current and the length of the run, with an inline fuse within 20 cm of the battery sized to that cable, and a ground on bare metal. The manual has the wiring diagrams.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eCan I adjust the bass from the driving seat?\u003c\/b\u003eYes: there is a socket on the panel for the remote level control, next to the BASS BOOST, GAIN and crossover controls.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003eWhich filters does it have?\u003c\/b\u003eA high-pass filter from 15 to 80 Hz, a low-pass filter from 80 Hz to 10 kHz and bass boost from 0 to 12 dB at 50 Hz, all variable on the panel.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sup\"\u003e\n\u003cb\u003eFree technical support from Italy.\u003c\/b\u003e Write or call and a person answers, with the real data of the product sheets. Tell us what you want to build — impedance, power, box litres, crossover points — and we will help you match it.\u003cbr\u003e\u003ca href=\"mailto:spaudio@spaudio.it\"\u003espaudio@spaudio.it\u003c\/a\u003e · +39 340 807 8778\u003c\/div\u003e\n\u003cp class=\"paym\"\u003eAccepted payment methods\u003cbr\u003eVisa · Mastercard · Maestro · American Express · PayPal · Apple Pay · Google Pay · Shop Pay · Klarna\u003c\/p\u003e\n\u003cp class=\"fine\"\u003eSP Audio — Super Power Audio. Designed in Italy by Audiocar Import \u0026amp; Export SRLS, Milano, official SP Audio distributor for Europe.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the minimum impedance? — SP-1200.1D @1 ohm\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"1 ohm. At 1 ohm it delivers 1200 W RMS, at 2 ohm 600 W RMS and at 4 ohm 400 W RMS. Going below 1 ohm triggers the protection and, if repeated, damages the output stage.\"}}, {\"@type\": \"Question\", \"name\": \"How many subwoofers can it drive? — SP-1200.1D @1 ohm\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"As many as keep the total load at 1 ohm or above. Work out the wiring of the voice coils first, then check the total the amplifier sees.\"}}, {\"@type\": \"Question\", \"name\": \"Which power cable and fuse? — SP-1200.1D @1 ohm\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A section chosen for the current and the length of the run, with an inline fuse within 20 cm of the battery sized to that cable, and a ground on bare metal. The manual has the wiring diagrams.\"}}, {\"@type\": \"Question\", \"name\": \"Can I adjust the bass from the driving seat? — SP-1200.1D @1 ohm\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes: there is a socket on the panel for the remote level control, next to the BASS BOOST, GAIN and crossover controls.\"}}, {\"@type\": \"Question\", \"name\": \"Which filters does it have? — SP-1200.1D @1 ohm\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A high-pass filter from 15 to 80 Hz, a low-pass filter from 80 Hz to 10 kHz and bass boost from 0 to 12 dB at 50 Hz, all variable on the panel.\"}}]}\u003c\/script\u003e\n\u003c\/div\u003e","brand":"spaudio","offers":[{"title":"Default Title","offer_id":47858357305687,"sku":"40000","price":5781.0,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0645\/6829\/5636\/files\/1_8aa2e371-251b-49b5-b855-9afa3f7b7804.webp?v=1771937902","url":"https:\/\/spaudio.com.mx\/en\/products\/sp-1200-1d-1-ohm","provider":"spaudio","version":"1.0","type":"link"}