{"product_id":"jwm-gen1-restart-lifepo4-battery-with-a123-emulator-mclaren-12c-650s","title":"JWM GEN1 RESTART LiFePO4 Battery with A123 Emulator McLaren 12C,650S","description":"\u003ch1 data-end=\"246\" data-start=\"166\" data-section-id=\"t20oe4\"\u003eJWM GEN1 RESTART LiFePO4 Battery \/ A123 Emulator – McLaren 12C\/650S\/650 Can-Am\u003c\/h1\u003e\n\u003cp data-end=\"455\" data-start=\"271\"\u003eGEN1 RESTART LiFePO4 battery with integrated A123 emulator for McLaren 12C and 650S. Features built-in jump start functionality, 2100CCA output, and fault-free plug-and-play operation.\u003c\/p\u003e\n\u003chr data-end=\"460\" data-start=\"457\"\u003e\n\u003ch1 data-end=\"485\" data-start=\"462\" data-section-id=\"wj9rfv\"\u003eFull Product Description\u003c\/h1\u003e\n\u003cp data-end=\"679\" data-start=\"487\"\u003eThe \u003cstrong data-end=\"553\" data-start=\"491\"\u003eGEN1 RESTART Replacement LiFePO4 Battery with Integrated A123 Emulator\u003c\/strong\u003e is a high-performance upgrade designed specifically for McLaren models equipped with the factory GEN1 lithium battery system.\u003c\/p\u003e\n\u003cp data-end=\"1014\" data-start=\"681\"\u003eDeveloped for \u003cstrong data-end=\"731\" data-start=\"695\"\u003eMcLaren 12C, 650S and 650 Can-Am\u003c\/strong\u003e, this battery provides a direct replacement solution with no coding or modification required. A bespoke \u003cstrong data-end=\"875\" data-start=\"836\"\u003eJWM-designed embedded A123 emulator\u003c\/strong\u003e ensures seamless communication with the vehicle’s Body Control ECU — eliminating warning lights, error messages, and compatibility issues.\u003c\/p\u003e\n\u003cp data-end=\"1248\" data-start=\"1016\"\u003eDelivering a substantial performance increase over the OEM battery, this system offers \u003cstrong data-end=\"1143\" data-start=\"1103\"\u003e110Ah lithium capacity (vs 70Ah OEM)\u003c\/strong\u003e and \u003cstrong data-end=\"1176\" data-start=\"1148\"\u003e2100CCA (vs ~400CCA OEM)\u003c\/strong\u003e — providing dramatically improved starting performance and reliability.\u003c\/p\u003e\n\u003cp data-end=\"1542\" data-start=\"1250\"\u003eThis \u003cstrong data-end=\"1274\" data-start=\"1255\"\u003eRESTART variant\u003c\/strong\u003e features an integrated backup system, allowing the vehicle to be restarted without an external jump pack if the main battery becomes discharged. Simply follow the onboard reset procedure to restore starting capability — ideal for vehicles that are not used regularly.\u003c\/p\u003e\n\u003cp data-end=\"1769\" data-start=\"1544\"\u003eUtilising advanced \u003cstrong data-end=\"1599\" data-start=\"1563\"\u003eLiFePO4 (Lithium Iron Phosphate)\u003c\/strong\u003e chemistry, the battery offers improved stability, extended lifespan (up to 15 years), and superior real-world usability compared to earlier lithium battery technologies.\u003c\/p\u003e\n\u003chr data-end=\"1774\" data-start=\"1771\"\u003e\n\u003ch1 data-end=\"1790\" data-start=\"1776\" data-section-id=\"u0ybrq\"\u003eKey Features\u003c\/h1\u003e\n\u003cul data-end=\"2293\" data-start=\"1792\"\u003e\n\u003cli data-end=\"1851\" data-start=\"1792\" data-section-id=\"slu1gc\"\u003eDirect replacement for \u003cstrong data-end=\"1849\" data-start=\"1817\"\u003eMcLaren GEN1 battery systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1915\" data-start=\"1852\" data-section-id=\"cl7ojk\"\u003eIntegrated \u003cstrong data-end=\"1882\" data-start=\"1865\"\u003eA123 emulator\u003c\/strong\u003e – no faults or coding required\u003c\/li\u003e\n\u003cli data-end=\"1983\" data-start=\"1916\" data-section-id=\"1y8olnd\"\u003e\n\u003cstrong data-end=\"1938\" data-start=\"1918\"\u003eRESTART function\u003c\/strong\u003e – built-in emergency jump start capability\u003c\/li\u003e\n\u003cli data-end=\"2037\" data-start=\"1984\" data-section-id=\"16uv9mo\"\u003e\n\u003cstrong data-end=\"2014\" data-start=\"1986\"\u003e5x cranking power vs OEM\u003c\/strong\u003e (2100CCA vs ~400CCA)\u003c\/li\u003e\n\u003cli data-end=\"2084\" data-start=\"2038\" data-section-id=\"1e1a0y0\"\u003eIncreased capacity (\u003cstrong data-end=\"2081\" data-start=\"2060\"\u003e110Ah vs 70Ah OEM\u003c\/strong\u003e)\u003c\/li\u003e\n\u003cli data-end=\"2128\" data-start=\"2085\" data-section-id=\"1h0anud\"\u003eAdvanced \u003cstrong data-end=\"2126\" data-start=\"2096\"\u003eLiFePO4 lithium technology\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2176\" data-start=\"2129\" data-section-id=\"1fvny91\"\u003eImproved lifespan (up to 15 years expected)\u003c\/li\u003e\n\u003cli data-end=\"2226\" data-start=\"2177\" data-section-id=\"fq0klk\"\u003eStable voltage output for McLaren electronics\u003c\/li\u003e\n\u003cli data-end=\"2255\" data-start=\"2227\" data-section-id=\"1v4eioo\"\u003ePlug \u0026amp; play installation\u003c\/li\u003e\n\u003cli data-end=\"2293\" data-start=\"2256\" data-section-id=\"1i4cijq\"\u003e\u003cstrong data-end=\"2291\" data-start=\"2258\"\u003eMotorsport UK (MSA) compliant\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2298\" data-start=\"2295\"\u003e\n\u003ch1 data-end=\"2316\" data-start=\"2300\" data-section-id=\"1spgaq0\"\u003eSpecifications\u003c\/h1\u003e\n\u003ch3 data-end=\"2329\" data-start=\"2318\" data-section-id=\"1b952b4\"\u003eGeneral\u003c\/h3\u003e\n\u003cul data-end=\"2500\" data-start=\"2330\"\u003e\n\u003cli data-end=\"2393\" data-start=\"2330\" data-section-id=\"aedfd4\"\u003e\n\u003cstrong data-end=\"2349\" data-start=\"2332\"\u003eProduct Type:\u003c\/strong\u003e LiFePO4 Lithium Battery (RESTART Variant)\u003c\/li\u003e\n\u003cli data-end=\"2447\" data-start=\"2394\" data-section-id=\"107fvvg\"\u003e\n\u003cstrong data-end=\"2412\" data-start=\"2396\"\u003eApplication:\u003c\/strong\u003e McLaren GEN1 Battery Replacement\u003c\/li\u003e\n\u003cli data-end=\"2500\" data-start=\"2448\" data-section-id=\"hyo2va\"\u003e\n\u003cstrong data-end=\"2465\" data-start=\"2450\"\u003eTechnology:\u003c\/strong\u003e Lithium Iron Phosphate (LiFePO4)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"2528\" data-start=\"2502\" data-section-id=\"1g5d8j4\"\u003eElectrical Performance\u003c\/h3\u003e\n\u003cul data-end=\"2642\" data-start=\"2529\"\u003e\n\u003cli data-end=\"2559\" data-start=\"2529\" data-section-id=\"3bmby7\"\u003e\n\u003cstrong data-end=\"2551\" data-start=\"2531\"\u003eNominal Voltage:\u003c\/strong\u003e 14.4V\u003c\/li\u003e\n\u003cli data-end=\"2606\" data-start=\"2560\" data-section-id=\"938y0g\"\u003e\n\u003cstrong data-end=\"2588\" data-start=\"2562\"\u003eMain Battery Capacity:\u003c\/strong\u003e 110Ah (Lithium)\u003c\/li\u003e\n\u003cli data-end=\"2642\" data-start=\"2607\" data-section-id=\"gpvqa6\"\u003e\n\u003cstrong data-end=\"2632\" data-start=\"2609\"\u003eCold Cranking Amps:\u003c\/strong\u003e 2100CCA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"2660\" data-start=\"2644\" data-section-id=\"bbkx2b\"\u003eConnectivity\u003c\/h3\u003e\n\u003cul data-end=\"2714\" data-start=\"2661\"\u003e\n\u003cli data-end=\"2714\" data-start=\"2661\" data-section-id=\"1pc89o7\"\u003e\n\u003cstrong data-end=\"2683\" data-start=\"2663\"\u003eData Connection:\u003c\/strong\u003e 4-pin direct to McLaren loom\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"2739\" data-start=\"2716\" data-section-id=\"b9vdtc\"\u003ePhysical Dimensions\u003c\/h3\u003e\n\u003cul data-end=\"2784\" data-start=\"2740\"\u003e\n\u003cli data-end=\"2784\" data-start=\"2740\" data-section-id=\"1t6yfbt\"\u003e\n\u003cstrong data-end=\"2763\" data-start=\"2742\"\u003eSize (L x W x H):\u003c\/strong\u003e 354 x 176 x 187 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"2796\" data-start=\"2786\" data-section-id=\"mjw76u\"\u003eWeight\u003c\/h3\u003e\n\u003cul data-end=\"2827\" data-start=\"2797\"\u003e\n\u003cli data-end=\"2827\" data-start=\"2797\" data-section-id=\"1qohi22\"\u003e\n\u003cstrong data-end=\"2818\" data-start=\"2799\"\u003eBattery Weight:\u003c\/strong\u003e 10.6kg\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2832\" data-start=\"2829\"\u003e\n\u003ch1 data-end=\"2855\" data-start=\"2834\" data-section-id=\"1kqta2z\"\u003eCompatible Vehicles\u003c\/h1\u003e\n\u003ch3 data-end=\"2904\" data-start=\"2857\" data-section-id=\"n76hvl\"\u003eMcLaren Super Series (GEN1 Battery Systems)\u003c\/h3\u003e\n\u003cul data-end=\"3048\" data-start=\"2905\"\u003e\n\u003cli data-end=\"2934\" data-start=\"2905\" data-section-id=\"1bmjb7e\"\u003eMcLaren \u003cstrong data-end=\"2932\" data-start=\"2915\"\u003eMP4-12C Coupe\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2965\" data-start=\"2935\" data-section-id=\"1e8w9n3\"\u003eMcLaren \u003cstrong data-end=\"2963\" data-start=\"2945\"\u003eMP4-12C Spider\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2992\" data-start=\"2966\" data-section-id=\"1wzh7we\"\u003eMcLaren \u003cstrong data-end=\"2990\" data-start=\"2976\"\u003e650S Coupe\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3020\" data-start=\"2993\" data-section-id=\"404arv\"\u003eMcLaren \u003cstrong data-end=\"3018\" data-start=\"3003\"\u003e650S Spider\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3048\" data-start=\"3021\" data-section-id=\"15dbfz3\"\u003eMcLaren \u003cstrong data-end=\"3046\" data-start=\"3031\"\u003e650S Can-Am\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"3053\" data-start=\"3050\"\u003e\n\u003ch1 data-end=\"3089\" data-start=\"3055\" data-section-id=\"7eh9z9\"\u003eWhy Choose GEN1 RESTART LiFePO4?\u003c\/h1\u003e\n\u003cp data-end=\"3341\" data-start=\"3091\"\u003eThe factory McLaren GEN1 battery is limited in both capacity and cranking performance. This upgraded solution not only improves reliability and usability but also adds \u003cstrong data-end=\"3297\" data-start=\"3259\"\u003eintegrated self-restart capability\u003c\/strong\u003e, removing the need for external jump packs.\u003c\/p\u003e\n\u003cp data-end=\"3530\" data-start=\"3343\"\u003eWith significantly higher output, longer lifespan, and full OEM compatibility, this battery is the ultimate solution for maintaining performance and reliability in Gen1 McLaren platforms.\u003c\/p\u003e\n\u003chr data-end=\"3535\" data-start=\"3532\"\u003e\n\u003ch1 data-end=\"3554\" data-start=\"3537\" data-section-id=\"1bujgeb\"\u003eImportant Notes\u003c\/h1\u003e\n\u003cul data-end=\"3835\" data-start=\"3556\"\u003e\n\u003cli data-end=\"3636\" data-start=\"3556\" data-section-id=\"ltgupg\"\u003eDesigned for vehicles equipped with \u003cstrong data-end=\"3634\" data-start=\"3594\"\u003eGEN1 McLaren lithium battery systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3715\" data-start=\"3637\" data-section-id=\"17b92y\"\u003eRESTART function intended for emergency use – follow supplied instructions\u003c\/li\u003e\n\u003cli data-end=\"3770\" data-start=\"3716\" data-section-id=\"1kddm2d\"\u003eIntegrated emulator ensures full OEM compatibility\u003c\/li\u003e\n\u003cli data-end=\"3793\" data-start=\"3771\" data-section-id=\"4k10aw\"\u003eNo coding required\u003c\/li\u003e\n\u003cli data-end=\"3835\" data-start=\"3794\" data-section-id=\"1g9b5ii\"\u003eProfessional installation recommended\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rennworks Performance","offers":[{"title":"Default Title","offer_id":57322594861391,"sku":"Gen1 LiFePO4\/A123 WRT","price":1419.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0942\/0924\/5519\/files\/5630404741.jpg?v=1774527015","url":"https:\/\/rennworks-performance.com\/products\/jwm-gen1-restart-lifepo4-battery-with-a123-emulator-mclaren-12c-650s","provider":"Rennworks Performance","version":"1.0","type":"link"}