# Solar Battery Sizer

> NEC 706 ESS Sizer

Canonical page: [https://chrome-stats.com/d/id6767838417](https://chrome-stats.com/d/id6767838417)

## Overview

- **ID:** `id6767838417`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Rizvan Adzhoian
- **Category:** Utilities
- **Version:** 1.0.2
- **Last updated:** 2026-06-14
- **First published:** 2026-05-11
- **Size:** 34 MB
- **Data as of:** 2026-09-24
- **Store listing:** [Apple App Store](https://apps.apple.com/de/app/solar-battery-sizer/id6767838417?l=en-GB)
- **Website:** [https://tradetools.dev/](https://tradetools.dev/)
- **Privacy policy:** [https://tradetools.dev/privacy-policy.html](https://tradetools.dev/privacy-policy.html)

## Description

Solar Battery Sizer - professional NEC calculator for electricians. Offline, permit-ready.

Solar Battery Sizer helps solar energy professionals design battery banks for off-grid and hybrid PV systems per NEC Article 706.

# Features
- Daily energy consumption (kWh) and days of autonomy
- Multiple battery chemistries: LFP, lead-acid AGM, lead-acid flooded, NMC
- System voltage selection: 12V, 24V, 48V
- Depth of discharge (DoD) per chemistry defaults
- Round-trip efficiency factor
- Temperature derating factor
- Required capacity in kWh and Ah
- Number of batteries and total system cost estimation
- Usable energy after DoD and efficiency losses

# Standards
- NEC Article 706 (Energy Storage Systems)
- Industry-standard chemistry defaults

# For
Solar installers, off-grid system designers, electrical contractors, EPC engineers, students preparing for NABCEP exam.

# Optional Pro Upgrade - $2.99 one-time in-app purchase
Pro unlocks history of saved calculations, dark mode, PDF export, and removes ads. One-time purchase.

OPTIONAL PRO UPGRADE - $2.99 ONE-TIME IN-APP PURCHASE
The following features require a separate one-time in-app purchase. They are not required to use the calculator:
- Unlimited saved calculation history
- PDF export of results
- Dark theme
- Ad-free experience

## Rankings

- #1,917,701 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id6767838417)