{"product_id":"fleet-lithium-conversion-kit-massimo-mvr-cargo-max-cargo-max-hvac-2024-2026-48v-mscmax","title":"Massimo MVR Cargo Max \/ Cargo Max HVAC 2024-2026 48V Fleet Lithium Conversion Kit","description":"\u003cp\u003eDrop-in lithium conversion kit for the Massimo MVR Cargo Max \/ Cargo Max HVAC 2024-2026 48V system. Replaces the factory lead-acid battery pack with a purpose-built Fleet Lithium bundle sized for your vehicle's tray and electrical demands.\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFleet Lithium 48V battery pack — choose 65Ah, 105Ah, 168Ah, 210Ah\u003c\/li\u003e\n\u003cli\u003eVehicle-specific bracket kit matched to the factory tray\u003c\/li\u003e\n\u003cli\u003eMatched lithium charger with OEM-style plug\u003c\/li\u003e\n\u003cli\u003eHardware and wiring adapters required for installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle:\u003c\/strong\u003e Massimo MVR Cargo Max \/ Cargo Max HVAC 2024-2026 48V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFactory battery config:\u003c\/strong\u003e 6x 8V 180Ah Leoch sealed AGM batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle class:\u003c\/strong\u003e Utility\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eController \/ Electrical Note:\u003c\/strong\u003e 48V factory drive. Fleet packs provide 300A continuous and 800A peak. Confirm the visible controller label and stock configuration before installation; modified controllers require separate electrical review.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eModification Required:\u003c\/strong\u003e Replace or bypass the factory lead-acid charger with CH5618, install the Fleet SOC gauge, and retain required DC-DC\/accessory feeds. Do not drill frame rails. Ships with a vehicle-specific bracket kit, matched to your factory tray — no frame drilling required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFitment Notes:\u003c\/strong\u003e Use only after the customer selects Cargo Max\/Cargo Max HVAC - distributed Leoch sealed AGM batteries. Confirm battery count, voltage, chemistry, controller\/charger labels and the photographed physical layout.\u003c\/p\u003e\n\u003ch3\u003eWhy Fleet Lithium\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e10-year warranty on Promise-series packs\u003c\/li\u003e\n\u003cli\u003eBluetooth-enabled NexGen BMS with 300A continuous \/ 800A peak surge discharge\u003c\/li\u003e\n\u003cli\u003eHeated cold-weather operation and CAN\/RS485 communication support\u003c\/li\u003e\n\u003cli\u003eShips from the USA; shipping calculated at checkout\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fleet Lithium","offers":[{"title":"65Ah","offer_id":54615389143315,"sku":"KIT-MASSIMO-mvrcargomaxcargomaxhvac-48-65-MSCMAX","price":2199.0,"currency_code":"USD","in_stock":true},{"title":"105Ah","offer_id":54615389176083,"sku":"KIT-MASSIMO-mvrcargomaxcargomaxhvac-48-105-MSCMAX","price":2999.0,"currency_code":"USD","in_stock":true},{"title":"168Ah","offer_id":54615389208851,"sku":"KIT-MASSIMO-mvrcargomaxcargomaxhvac-48-168-MSCMAX","price":3999.0,"currency_code":"USD","in_stock":true},{"title":"210Ah","offer_id":54615389241619,"sku":"KIT-MASSIMO-mvrcargomaxcargomaxhvac-48-210-MSCMAX","price":4999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/5534\/7731\/files\/massimo-mvr-cargo-max-cargo-max-hvac-2024-2026-48v-48v-65ah-battery-bundle.png?v=1787843759","url":"https:\/\/fleetlithium.com\/products\/fleet-lithium-conversion-kit-massimo-mvr-cargo-max-cargo-max-hvac-2024-2026-48v-mscmax","provider":"Fleet Lithium - High Performance Lithium Batteries","version":"1.0","type":"link"}