Technical resources
Online engineering references for AERL products — protocols, sizing application notes and integration guides. Each page is the HTML edition of a controlled document, with the authoritative PDF available for download. For datasheets, manuals and compliance documents, see the technical documentation library.
Protocol reference · CoolPro CP
CoolPro Modbus RTU Communications Protocol
RS485 communication parameters, RJ45 pinout, function codes, full register map, CRC-16 encoding and worked example transactions.
Integration guide · LiFe² Battery
LiFe² 5120S PCE Integration Guide
Minimum battery module counts and self-managed charge settings for Victron, Selectronic SP PRO, Solis, SMA Sunny Island, Deye and Noark inverters.