How to Size a 50–200 kWh Outdoor Battery Cabinet for a Grid-Constrained Commercial Site

A practical EPC guide to sizing battery power, energy duration, PCS capacity, SOC reserve, communications, and commissioning for grid-constrained commercial sites.

How to Size a Modular Stackable Home Battery for Whole-Home Backup

Learn how installers should size a 5–40 kWh modular home battery around HVAC loads, backup reserve, inverter output, usable capacity, and commissioning tests.

Zero-Export Solar Battery Systems: What EPCs Must Test Before Handover

See how CTs, meters, controllers and inverters work together in a zero-export system—and what EPCs should test before project handoff.

UL 9540A vs. UL 9540B: What Residential ESS Installers Should Submit to the AHJ

Understand what UL 9540, UL 9540A and UL 9540B each cover, and how installers can build a residential ESS documentation package for the AHJ.

EU Battery Passport for Home Energy Storage: What Distributors Need Before February 2027

Learn which home-storage batteries need an EU battery passport from February 2027, who owns the data, and what distributors should request from suppliers.

​How Do You Manage Six Air Conditioners During a Grid Outage? Lessons From a 128 kWh Caribbean Home

Is 128 kWh Enough for Whole-Home Backup? Inside a Caribbean Residential Installation

See how eight MERITSUN 16 kWh batteries, 28.8 kWp solar and Schneider inverters support a large Punta Cana home through managed outages.

Project Complete: 48 kWh Whole-Home Storage With Three MSP-6KW Units

A 48 kWh MERITSUN home storage system is now in service, using three 6 kW all-in-one units to support separate household load groups.

60 kWh Farm Battery Storage in the U.S.: What This 12-Module Project Shows

Analyze the design logic behind a U.S. farm project using 12 parallel MERITSUN battery modules, a 60 kWh-class battery bank and a Schneider inverter.

MeritSun Energy Storage Supports the Successful Commissioning of a 60 kWh Project in Puerto Rico

A 60 kWh MeritSun LiFePO4 battery project using six 10 kWh wall-mounted modules and a Schneider inverter has been successfully commissioned in Puerto Rico.

MERITSUN 40.96kWh Home Battery Installation in the United States: 8 x 51.2V 100Ah LiFePO4 Batteries

Explore a U.S. residential installation using 8 x MERITSUN 51.2V 100Ah wall-mounted LiFePO4 batteries for 40.96kWh of modular solar storage.

MERITSUN 40kWh Ultra-Thin Home Battery Installation in Cape Town: Solar Backup for a Boutique Guesthouse

See how four MERITSUN ultra-thin 10kWh touchscreen batteries create a compact 40kWh solar storage and backup system for a Cape Town guesthouse.