{"product_id":"nec-220-load-calculator","title":"NEC 220 Load Calculator — Solar + EV Demand Factors (Excel + Google Sheets)","description":"\n\u003clink href=\"https:\/\/fonts.googleapis.com\/css2?family=Barlow+Condensed:wght@800;900\u0026amp;family=Barlow:wght@400;500;600;700\u0026amp;family=IBM+Plex+Mono:wght@400;500;600\u0026amp;display=swap\" rel=\"stylesheet\"\u003e\n\u003cstyle\u003e\n.ll-pdp { font-family: 'Barlow', sans-serif; color: #0F1729; line-height: 1.55; max-width: 760px; }\n.ll-pdp * { box-sizing: border-box; }\n.ll-pdp .eyebrow { font-family: 'IBM Plex Mono', monospace; font-size: 11.5px; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; color: #F5621C; margin: 0 0 10px; display: block; }\n.ll-pdp h2 { font-family: 'Barlow Condensed', sans-serif; font-weight: 900; text-transform: uppercase; letter-spacing: -0.015em; line-height: 1.05; color: #0F1729; margin: 28px 0 12px; font-size: 26px; }\n.ll-pdp h2:first-of-type { margin-top: 0; font-size: 30px; }\n.ll-pdp h3 { font-family: 'Barlow Condensed', sans-serif; font-weight: 900; text-transform: uppercase; letter-spacing: -0.01em; font-size: 18px; color: #0F1729; margin: 24px 0 10px; }\n.ll-pdp p { font-size: 16px; margin: 0 0 14px; color: #3A4356; }\n.ll-pdp p.lead { font-size: 17px; color: #0F1729; font-weight: 500; }\n.ll-pdp ul { padding-left: 0; list-style: none; margin: 0 0 18px; }\n.ll-pdp ul li { font-size: 15px; color: #3A4356; padding: 7px 0 7px 26px; position: relative; line-height: 1.5; }\n.ll-pdp ul li::before { content: '+'; font-family: 'IBM Plex Mono', monospace; font-weight: 600; color: #2B6DE8; position: absolute; left: 6px; top: 7px; }\n.ll-pdp ul.no { \/* who-it-is-not-for variant *\/ }\n.ll-pdp ul.no li::before { content: '·'; color: #6B7588; font-size: 18px; top: 4px; }\n.ll-pdp .chips { display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 18px; }\n.ll-pdp .chip { font-family: 'IBM Plex Mono', monospace; font-size: 11px; font-weight: 500; letter-spacing: 0.04em; text-transform: uppercase; padding: 5px 9px; border-radius: 4px; background: #EBF1FE; color: #1E4FAB; }\n.ll-pdp .chip.orange { background: #FFF1E8; color: #F5621C; }\n.ll-pdp .chip.ink { background: #0F1729; color: #fff; }\n.ll-pdp .compare { border-top: 1px solid #E5E8EF; border-bottom: 1px solid #E5E8EF; padding: 18px 0 4px; margin: 22px 0; }\n.ll-pdp .compare .row { font-family: 'Barlow', sans-serif; font-size: 15px; color: #3A4356; padding: 8px 0; display: flex; gap: 12px; align-items: baseline; }\n.ll-pdp .compare .row .k { font-family: 'IBM Plex Mono', monospace; font-size: 12px; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; color: #6B7588; flex-shrink: 0; min-width: 110px; }\n.ll-pdp .faq { margin: 26px 0 8px; }\n.ll-pdp .faq .q { font-family: 'Barlow Condensed', sans-serif; font-weight: 900; text-transform: uppercase; letter-spacing: -0.01em; font-size: 17px; color: #0F1729; margin: 16px 0 6px; }\n.ll-pdp .faq .a { font-size: 15px; color: #3A4356; margin: 0 0 14px; }\n.ll-pdp .callout { background: #FAFBFC; border: 1px solid #E5E8EF; border-radius: 10px; padding: 18px 20px; margin: 22px 0; }\n.ll-pdp .callout p { margin: 0; font-size: 14.5px; color: #3A4356; }\n.ll-pdp .callout strong { color: #0F1729; }\n.ll-pdp .ll-legal { background: #FAFBFC; border: 1px solid #E5E8EF; border-radius: 10px; padding: 18px 22px; margin: 32px 0 0; font-family: 'IBM Plex Mono', monospace; font-size: 11.5px; line-height: 1.6; color: #6B7588; letter-spacing: 0.01em; }\n.ll-pdp .ll-legal strong { color: #0F1729; }\n.ll-pdp .ll-legal a { color: #2B6DE8; }\n.ll-pdp .ll-legal .lbl { font-weight: 600; color: #F5621C; text-transform: uppercase; letter-spacing: 0.05em; display: block; margin-bottom: 6px; font-size: 10.5px; }\n\u003c\/style\u003e\n\n\u003cdiv class=\"ll-pdp\"\u003e\n  \u003cspan class=\"eyebrow\"\u003eTier 1 hero · NEC 2026 compliant\u003c\/span\u003e\n  \u003ch2\u003eRun a full 220.82 load calc on your phone in the driveway.\u003c\/h2\u003e\n  \u003cp class=\"lead\"\u003eThe 220.82 Optional Method with EV (625.42) and PV (705.12(B)(3)) factors built in. Output is permit-ready: every cell cites its NEC section. Enter inputs in yellow cells, the rest of the workbook recalculates live.\u003c\/p\u003e\n  \u003cdiv class=\"chips\"\u003e\n\u003cspan class=\"chip\"\u003eExcel + Google Sheets\u003c\/span\u003e\u003cspan class=\"chip\"\u003eNEC 2026\u003c\/span\u003e\u003cspan class=\"chip\"\u003eMobile ready\u003c\/span\u003e\u003cspan class=\"chip\"\u003eAHJ submittal output\u003c\/span\u003e\n\u003c\/div\u003e\n  \u003ch2\u003eWhat's inside\u003c\/h2\u003e\n\u003cul\u003e\n              \u003cli\u003e7 worksheets: Instructions, Inputs, NEC 220.82 Load Calc, NEC 625.42 EV Load, NEC 705.12 Solar Check, Permit Summary, Code References\u003c\/li\u003e\n              \u003cli\u003eReal formulas, not a template. Change one input, the entire workbook recalculates.\u003c\/li\u003e\n              \u003cli\u003ePre-loaded demand factors for residential 200A and 400A services\u003c\/li\u003e\n              \u003cli\u003eEV charger continuous-load multiplier built in for Level 2 EVSE (32A to 80A)\u003c\/li\u003e\n              \u003cli\u003eSolar 120% busbar check for grid-tied PV plus existing service\u003c\/li\u003e\n              \u003cli\u003ePermit Summary tab formatted for AHJ submittal with code citations\u003c\/li\u003e\n            \u003c\/ul\u003e\n\u003ch2\u003eWho this is for\u003c\/h2\u003e\n\u003cul\u003e\n              \u003cli\u003eLicensed electricians doing service upgrades for PV plus EVSE installs\u003c\/li\u003e\n              \u003cli\u003eSolar installers prequalifying residential interconnect requests\u003c\/li\u003e\n              \u003cli\u003eHVAC contractors adding heat pumps to existing services and needing a demand check\u003c\/li\u003e\n            \u003c\/ul\u003e\n\u003ch2\u003eWho this isn't for\u003c\/h2\u003e\n\u003cul class=\"no\"\u003e\n              \u003cli\u003eCommercial 3-phase services over 400A (use NEC 220.84 Standard Method or ETAP)\u003c\/li\u003e\n              \u003cli\u003eAnyone needing stamped engineering drawings (this is a calc, not a stamped design)\u003c\/li\u003e\n            \u003c\/ul\u003e\n\u003ch2\u003eHow it stacks up\u003c\/h2\u003e\n\u003cdiv class=\"compare\"\u003e\n              \u003cdiv class=\"row\"\u003e\n\u003cspan class=\"k\"\u003eGraph paper\u003c\/span\u003e\u003cspan\u003eFree. Works. Most AHJs prefer a typed summary.\u003c\/span\u003e\n\u003c\/div\u003e\n              \u003cdiv class=\"row\"\u003e\n\u003cspan class=\"k\"\u003eMike Holt\u003c\/span\u003e\u003cspan\u003eExcellent for learning. Worksheets don't auto-calc.\u003c\/span\u003e\n\u003c\/div\u003e\n              \u003cdiv class=\"row\"\u003e\n\u003cspan class=\"k\"\u003eETAP\u003c\/span\u003e\u003cspan\u003eIndustry-leading. Costs thousands. Overkill for residential.\u003c\/span\u003e\n\u003c\/div\u003e\n              \u003cdiv class=\"row\"\u003e\n\u003cspan class=\"k\"\u003eThis\u003c\/span\u003e\u003cspan\u003e$19 one time. Works in Sheets app on iPhone in 8 minutes.\u003c\/span\u003e\n\u003c\/div\u003e\n            \u003c\/div\u003e\n  \u003cdiv class=\"faq\"\u003e\n    \u003ch3 style=\"margin-top:8px;\"\u003eFAQ\n    \u003cdiv class=\"q\"\u003eWill AHJs accept the Permit Summary tab?\u003c\/div\u003e\n\u003cdiv class=\"a\"\u003eThe Summary tab is formatted with required fields (load calc, demand factor, NEC citation, calculated continuous load) the way most AHJs in the US expect to see them. Some jurisdictions still require a stamp from a licensed PE for service upgrades; check your local rules.\u003c\/div\u003e\n\u003cdiv class=\"q\"\u003eUpdated for NEC 2026?\u003c\/div\u003e\n\u003cdiv class=\"a\"\u003eYes. 220.82, 625.42, and 705.12(B)(3) reflect the 2026 edition. Includes both 2023 and 2026 reference tabs.\u003c\/div\u003e\n\u003cdiv class=\"q\"\u003eDoes it work on iPhone?\u003c\/div\u003e\n\u003cdiv class=\"a\"\u003eYes. Google Sheets app on iOS and Android both render the workbook correctly. Excel mobile too. Tap the yellow cells, type your input, the workbook recalculates.\u003c\/div\u003e\n  \u003c\/h3\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- LL-CROSS-SELL --\u003e\n\u003cdiv style=\"margin-top:48px;padding:28px 24px 24px;border-top:2px solid #2B6DE8;background:#FAFBFD;font-family:'Barlow',-apple-system,sans-serif;\"\u003e\n  \u003cdiv style=\"font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:#F5621C;font-weight:500;margin-bottom:6px;\"\u003ePairs With\u003c\/div\u003e\n  \u003cdiv style=\"font-family:'Barlow Condensed',sans-serif;font-size:24px;font-weight:800;color:#0F172A;text-transform:uppercase;letter-spacing:-.5px;line-height:1.1;margin-bottom:10px;\"\u003eNEC 2026 Residential Update Kit — $49\u003c\/div\u003e\n  \u003cp style=\"font-size:14px;color:#475569;line-height:1.55;margin:0 0 14px 0;max-width:640px;\"\u003eYou have the load calc covered. The 2026 NEC also expanded AFCI to all branch circuits and GFCI to indoor sinks, outdoor 60A outlets, and outdoor HVAC (Sept 1, 2026). Bid templates, room-by-room checklists, customer disclosure letter.\u003c\/p\u003e\n  \u003ca href=\"\/products\/nec-2026-residential-update-kit\" style=\"display:inline-block;background:#2B6DE8;color:#fff;font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:.12em;text-transform:uppercase;padding:11px 22px;text-decoration:none;font-weight:500;\"\u003eView NEC 2026 Residential Update Kit →\u003c\/a\u003e\n\n\u003cdiv class=\"ll-legal\"\u003e\n  \u003cspan class=\"lbl\"\u003eDisclaimer · Code calculator\u003c\/span\u003e\n  This calculator is a research utility, not stamped engineering. It does not generate a permit, certification, or stamped one-line diagram. Service upgrades and commercial work may require licensed Professional Engineer review depending on your AHJ. Verify every code citation and AHJ submission requirement before filing. Not legal or engineering advice. \u003ca href=\"\/pages\/disclaimer\"\u003eFull disclaimer\u003c\/a\u003e.\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"LaunchLocal","offers":[{"title":"Default Title","offer_id":52877167788399,"sku":"LL-NEC220-CALC-001","price":19.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0964\/0476\/7087\/files\/18335931c9660f33ca73df9b7d7760fa.png?v=1776260931","url":"https:\/\/www.launchlocal.shop\/products\/nec-220-load-calculator","provider":"LaunchLocal","version":"1.0","type":"link"}