{"product_id":"mechman-400-amp-high-output-alternator-cs144-cast-case-custom-fitment-7864400","title":"Mechman 400 Amp High Output Alternator CS144 Cast Case Custom Fitment 7864400","description":"\u003cul\u003e\n\u003cli\u003eHIGH OUTPUT POWER Delivers up to 400 amps of charging power with approximately 200 amps at idle, making it ideal for high-performance car audio systems and demanding electrical setups\u003c\/li\u003e\n\u003cli\u003e6 PHASE HAIRPIN TECHNOLOGY Built with advanced 6-phase hairpin stator design for improved efficiency, durability, and consistent output under heavy load conditions.\u003c\/li\u003e\n\u003cli\u003eCUSTOM FITMENT DESIGN Designed for custom applications only. Includes universal adapter hardware to assist with installation across a wide range of brackets and setups.\u003c\/li\u003e\n\u003cli\u003eADJUSTABLE PULLEY SETUP Equipped with a 46mm 9-rib pulley to allow fine-tuning of belt alignment, critical for custom builds where precision fitment is required.\u003c\/li\u003e\n\u003cli\u003eHIGH VOLTAGE CAPABLE Operates at 14.6V–15V (temperature based). Optional voltage boosting harnesses available separately for output up to 16+ volts.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003eMechman 400 Amp High Output Alternator CS144 Cast Case Custom Fitment 7864400\u003c\/p\u003e\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eThis listing includes:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cbr\u003e\n  \u003cli\u003e(1) MechMan 400 Amp High Output Alternator\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\n\u003cp\u003eBuilt for serious electrical demand, this Mechman 400 amp alternator delivers massive output without sacrificing reliability. Designed for custom applications, it combines modern 6-phase hairpin technology with a more budget-friendly cast case that can be painted or customized to match your engine bay.\u003c\/p\u003e\u003cbr\u003e\n\u003cp\u003eThis unit is capable of producing up to 200 amps at idle and 400+ amps at cruising speeds, making it ideal for high-performance audio systems, competition builds, and heavy electrical loads.\u003c\/p\u003e\u003cbr\u003e\n\u003cp\u003eThe included 46mm 9-rib pulley allows for fine adjustment in custom setups, helping you achieve proper belt alignment where precision matters. A universal adapter bolt, nut, and spacer are also included to assist with installation across a wide range of bracket configurations.\u003c\/p\u003e\u003cbr\u003e\n\u003cp\u003eFor optimal performance, a strong mounting bracket, proper belt wrap, and a high-quality belt are critical to handling the increased load of this high output alternator.\u003c\/p\u003e\u003cbr\u003e\n\u003cp\u003eA P101 harness is included and requires only a 12V key-on source for operation. For users looking to increase charging voltage beyond 14.8V, optional voltage boosting plugs are available separately and can safely raise output to 16+ volts.\u003c\/p\u003e\u003cbr\u003e\n\u003cp\u003e\u003c\/p\u003e\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cbr\u003e\n  \u003cli\u003eOutput: 400 Amps Max\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eIdle Output: Approx. 200 Amps\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eVoltage: 14.6V–15V (temperature based)\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eCase Style: Cast (paintable)\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eTechnology: 6-Phase Hairpin\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003ePulley: 46mm 9-Rib\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eFitment: Custom Applications Only\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eHarness: P101 (12V key-on required)\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eWeight: 17 lbs\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e","brand":"Mechman","offers":[{"title":"Default Title","offer_id":48286709842168,"sku":"MM-7864400","price":549.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0029\/9384\/8365\/files\/1d0e8551c09c75b89731e6c951fd5225e42ebff0b1a652eab9f72902fe5429fc.jpg?v=1777306277","url":"https:\/\/bigjeffaudio.com\/products\/mechman-400-amp-high-output-alternator-cs144-cast-case-custom-fitment-7864400","provider":"Big Jeff Online Inc","version":"1.0","type":"link"}