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Module Design Overview

Battery Pack Technical Specification Document

Model: model 0.1
Version: 0.0.1
Date: October 7, 2025
Designed By: Akilasekar K

1. General Description

This document describes the specifications of a custom-designed 12-cell Lithium Iron Phosphate (LFP) battery pack intended for energy storage. The pack is enclosed in a robust, thermally-managed enclosure and conforms to relevant electrical safety standards.

2. Electrical Specifications

Parameter	Value
Cell Chemistry	Lithium Iron Phosphate (LFP)
Number of Cells	12 (configured in [series/parallel])
Nominal Voltage	38.4 V
Nominal Capacity	72 Ah
Energy	3.84 kWh
Max Charge Voltage	43.2 V
Cut-off Voltage	30 V
Max Discharge Current	100 A
Max Charge Current	50 A
Connector Type	Amphenol (SurLok Plus, socket)

3. Mechanical Specifications

Parameter	Value
Enclosure Material	Aluminum 6061
Surface Finish	Powder coated
Dimensions (L×W×H)	550 × 139 × 245 mm
Wall Thickness	1.5 mm
Weight	26 kg (with cells)

Enclosure Features:

Top-mounted passive heat sink fins for thermal dissipation
Recessed connector panel for cable protection
Removable top and front panels for serviceability

4. Thermal Management

Passive cooling heatsink fins
Optional forced air cooling depending on load profile

5. Safety & Compliance

Short circuit protection
Over-voltage, under-voltage, over-temperature protection
Fuse integrated in main circuit
High-voltage insulation and creepage distance compliance