[ { "title": "UK Nissan e-NV200 / Leaf 14kw Powerwall 14s4p", "url": "https://secondlifestorage.com/index.php?threads/uk-nissan-e-nv200-leaf-14kw-powerwall-14s4p.8493/", "pack_or_cells": "Nissan e-NV200 / Leaf Gen1 modules (28 modules; 14s4p class rebuild)", "components": [ "Batrium Watchmon 4", "Leafmon cell monitors", "shunt", "Victron Multiplus II GX 48/3000", "SolarEdge SE4000", "network cabinet", "copper busbars Grade 101" ], "summary": "Northern Ireland DIY rebuild of e-NV200/Leaf Gen1 modules in a network cabinet, AC-coupled to existing SolarEdge PV via Victron Multiplus II GX.", "worked_notes": "Fully operational after Victron VRM config repair and AC-In rewiring to mains; Batrium used with ESS not DVCC." }, { "title": "BigDav's Nissan Leaf Powerwall v2 with 2x 24kWh gen 2 packs", "url": "https://secondlifestorage.com/index.php?threads/bigdavs-nissan-leaf-powerwall-v2-with-2x-24kwh-gen-2-packs.12482/", "pack_or_cells": "Nissan Leaf Gen2 modules from two 24 kWh packs (~96 modules / ~40–48 kWh)", "components": [ "Victron Multiplus II GX 3000", "Batrium Watchmon 4", "Leafmons", "shunt", "50 mm² interconnects", "Unistrut-reinforced network cabinet" ], "summary": "Upgrade from Gen1 home bank to two Gen2 packs in a bolted Unistrut/network-cabinet structure with custom busbars.", "worked_notes": "Author reports battery fully operational; Gen1 capacity had been insufficient for household demand." }, { "title": "14s 48v Nissan leaf G2 BMS", "url": "https://diysolarforum.com/threads/14s-48v-nissan-leaf-g2-bms.10376/", "pack_or_cells": "Nissan Leaf Gen2 modules (large 14s bank; hundreds of modules)", "components": [ "per-stack ~60 A BMS boards", "SMA SI6048 Sunny Island (x2)", "MidNite Solar Classic 250", "MidNite Solar Classic 150", "Orion Jr / Batrium / REC discussed" ], "summary": "Large DIY Leaf solar bank with SMA Sunny Island inverters and MidNite Classics; debating central vs per-pack BMS.", "worked_notes": "Smaller seven-module stacks already charging (~57 V). Advice favoured splitting into multiple packs; single huge parallel shelf impractical for balancing." }, { "title": "Nissan battery as additional storage", "url": "https://diysolarforum.com/threads/nissan-battery-as-additional-storage.14110/", "pack_or_cells": "Nissan Leaf modules (7s8p / 14 cells in series)", "components": [ "SMA Sunny Island 5048", "550 A isolators to lead-acid bank", "BMS not yet fitted" ], "summary": "Leaf modules rebuilt to ~48 V beside ageing lead-acid; charged from Sunny Island for about a week.", "worked_notes": "Module voltage imbalance observed; 16s attempt exceeded inverter voltage; BMS strongly recommended before continued use." }, { "title": "Using gen.1 Nissan leaf battery pack as home battery backup", "url": "https://diysolarforum.com/threads/using-gen-1-nissan-leaf-battery-pack-as-home-battery-backup.31510/", "pack_or_cells": "Nissan Leaf Gen1/Gen2 modules; ENV-200 whole pack mentioned", "components": [ "threaded rod", "custom centre-tap busbars", "hybrid inverter PV input (ENV-200 case)", "later EVE LF280 LFP replacement for one owner" ], "summary": "Thread collecting first-hand Leaf home-storage experience: 48 V rebuilds, Gen2 sibling packs, and one HV ENV-200 into a hybrid PV input.", "worked_notes": "Multi-year Leaf module use reported; whole-pack ~360 V path awkward without HV kit; one long-term user later moved to LFP." }, { "title": "Design and On-Field Validation of an Embedded System for Monitoring Second-Life EV Li-Ion Batteries", "url": "https://pmc.ncbi.nlm.nih.gov/articles/PMC9459745/", "pack_or_cells": "Nissan Leaf first-generation whole pack (~14.2 kWh remaining / ~58.6% SOH measured)", "components": [ "Arduino Mega ATmega2560", "CAN-BUS Shield v1.2 (x2)", "Arduino relay board", "Omron G9EC1 HV contactor", "LabVIEW GUI", "Ingecon Sun Storage 1Play", "11.5 kWp PV" ], "summary": "Field validation of a whole Leaf pack as residential microgrid storage via a custom CAN liaison device — no module disassembly.", "worked_notes": "Operated several weeks; self-consumption improved in logged tests; later worked with additional Leaf packs of different generations." }, { "title": "Using An Old Nissan Leaf Battery To Power Your Home Is Easier Than You'd Think", "url": "https://www.theautopian.com/using-an-old-nissan-leaf-battery-to-power-your-home-is-easier-than-youd-think/", "pack_or_cells": "2017 Nissan Leaf whole pack", "components": [ "Fronius Gen24", "~7 kW PV", "LilyGo ESP32", "Battery-Emulator", "USB 5 V supply", "12 V adapter for contactors", "HV junction box" ], "summary": "Write-up of Dala’s 2023 workshop install: intact Leaf pack talking to Fronius Gen24 through Battery-Emulator on a LilyGo ESP32.", "worked_notes": "About two months proof-of-concept at time of article; permanent enclosure/fireproofing still planned." }, { "title": "12s 48v Chevy Volt power wall converted to 14s", "url": "https://diysolarforum.com/threads/12s-48v-chevy-volt-power-wall-converted-to-14s-need-help-and-suggestions-please.17850/", "pack_or_cells": "2013 Chevy Volt Gen1 12s modules (plus spares)", "components": [ "12 kW Growatt off-grid inverter", "bolted copper busbar cell additions planned" ], "summary": "Growatt charge window mismatched stock 12s Volt voltages; owner planned busbar cuts to build 14s modules.", "worked_notes": "Mismatch confirmed; final conversion outcome not confirmed in opened posts." }, { "title": "16s Chevy Volt 64v battery BMS and Inverter", "url": "https://diysolarforum.com/threads/16s-chevy-volt-64v-battery-bms-and-inverter.17233/", "pack_or_cells": "Chevy Volt Gen2 16s submodules", "components": [ "Victron Quattro 48 V", "Reliable brand inverter (one owner)", "Outback inverters discussed", "Victron MPPT (BMW-module off-grid example)" ], "summary": "Matching inverters to 16s Volt high voltage without cutting modules; conservative per-cell charge limits discussed.", "worked_notes": "Quattro cited as workable; one owner runs Reliable + grid-tie on 16s Volt banks." }, { "title": "Need advice for a bms on Chevy Volt batteries for my powerwall", "url": "https://diysolarforum.com/threads/need-advice-for-a-bms-on-chevy-volt-batteries-for-my-powerwall.23686/", "pack_or_cells": "Chevy Volt Gen1 — 26 × 12s modules (~48 kWh claimed)", "components": [ "Daly 48 V 12s 40 A smart BMS", "Batrium Watchmon considered", "150–200 A 12s BMS considered" ], "summary": "Large Volt powerwall BMS architecture question: per-module Daly vs paralleled sense leads vs Batrium for 312 cells.", "worked_notes": "Planning thread; chosen BMS layout not confirmed finished in opened posts." }, { "title": "Charging a Tesla Module", "url": "http://offgrid100.com/charging-a-tesla-module/", "pack_or_cells": "Tesla Model S modules (multiple in parallel)", "components": [ "Magnum MS4024", "Morningstar solar controllers", "liquid temperature control / heating", "HobbyKing Battery Medic (monitoring)" ], "summary": "Detailed first-hand charge/temperature practice for off-grid Tesla modules using Magnum and Morningstar gear.", "worked_notes": "Runs roughly 3–80% SoC with long absorption; settings reported stable for ~2.5 years; warns against easy 48 V series stacking in RVs." }, { "title": "Using Tesla battery with Multiplus 5000 24v ESS - Your experience", "url": "https://communityarchive.victronenergy.com/questions/57131/using-tesla-battery-with-multiplus-5000-24v-ess-yo.html", "pack_or_cells": "Tesla Model S modules", "components": [ "SimpBMS", "Victron Cerbo/GX", "Multiplus", "BP100 Smart", "MPPT", "contactor", "Batrium WM5 (second reply)", "ABB breaker" ], "summary": "Victron Community answers on SimpBMS and Batrium integration of Tesla modules with Multiplus ESS.", "worked_notes": "Good cell balance reported; Victron staff discourage NCA Tesla packs with Victron equipment; narrow 6s voltage window remains." }, { "title": "Compatibility Issues Growatt 3000TL-24v and Tesla Model S Module", "url": "https://diysolarforum.com/threads/compatibility-issues-growatt-3000tl-24v-and-tesla-model-s-module.71611/", "pack_or_cells": "Tesla Model S 24 V / 6s module(s)", "components": [ "Growatt 3000TL-24v", "Overkill Solar BMS", "multi-Growatt + multi-Tesla setup (Zarren)" ], "summary": "Growatt fixed low-voltage behaviour conflicts with Tesla 6s usable window; another owner runs six Growatts with six Tesla modules anyway.", "worked_notes": "OP blocked by settings; Zarren runs ~20–24.7 V but would not rebuild the same way; restart/charging quirks noted." }, { "title": "Play with a Tesla Model S battery module", "url": "https://diysolarforum.com/threads/play-with-a-tesla-model-s-battery-module.16391/", "pack_or_cells": "Tesla Model S module (~5.3 kWh)", "components": [ "battery monitor & balancer", "24/12 V converter", "Victron SmartSolar 100/30", "grid-tie inverter", "reclaim solar panels" ], "summary": "Shed characterisation of a single Tesla module with Victron SmartSolar pending a proper BMS.", "worked_notes": "Tight cell balance on monitor; full-cycle test only for characterisation; BMS still awaited." }, { "title": "Tesla S SOC Values", "url": "https://diysolarforum.com/threads/tesla-s-soc-values.7359/", "pack_or_cells": "Two Tesla Model S modules in parallel", "components": [ "Electrodacus BMS", "Victron Multiplus 24/3000", "SmartSolar 150/45", "Orion DC-DC", "BMV-712", "Color Control GX" ], "summary": "Victron + Electrodacus bank seeking SoC voltage setpoints for charge ceiling and load shed.", "worked_notes": "Stack identified; low-voltage disconnect strategy still under discussion in opened posts." }, { "title": "Getting started with BMW i3 battery", "url": "https://github.com/dalathegreat/Battery-Emulator/discussions/1295", "pack_or_cells": "BMW i3 42 kWh packs (also note of 33 kWh success by another user)", "components": [ "Battery-Emulator", "LilyGo / T-CAN485 / T-2CAN", "BMW SME/CSC", "interlock resistor", "CAN termination", "wake-up relay", "Pi CAN hat" ], "summary": "Commissioning Battery-Emulator against i3 SME; contactor and CAN visibility debugging.", "worked_notes": "T-2CAN success reported on 33 kWh i3; OP’s auction packs had non-stock SME/CSC firmware so emulator messages never matched." }, { "title": "BEV Akku als Hausspeicher mit Battery Emulator von Dala", "url": "https://www.goingelectric.de/forum/viewtopic.php?t=95328", "pack_or_cells": "BMW i3 60 Ah (planned); Nissan Leaf 48 V bank (~72 kWh gross, claimed in service)", "components": [ "Battery-Emulator", "Fronius Symo Gen24 12.0 (planned)", "LilyGo", "i3 OEM BMS retained" ], "summary": "Insurance-focused planning for i3 + Battery-Emulator; aside noting a multi-year Leaf LV PV store and HV emulator kit on hand.", "worked_notes": "Insurer contact positive if docs/rules met — install not confirmed complete. Leaf LV four-year claim not detailed on inverter/BMS." } ]