EG4 GridBOSS MID 200A Service Entrance V3.1 Excluding Breakers

EG4 GridBOSS Micro-Grid Interconnection Device (MID)

Simplify and Optimize Your ESS

The EG4 GridBOSS MID simplifies your Energy Storage System (ESS) by consolidating up to 10 components into a single, powerful unit. Designed to seamlessly connect utilities, generators, inverters, and loads, it offers centralized control, easy installation, and real-time remote monitoring.

Important EG4 GridBoss Breaker Information

Each EG4 GridBoss unit includes:

• Breakers Now Sold Separately: GridBOSS v3.1 does not include breakers, allowing installers to customize setups based on project needs. Supported breakers include Eaton BR series breakers and BSB B3S series breakers (BSB B3S series breakers can be purchased as the standard GridBOSS Breaker Kit or individually as needed)

Please Note:

• You must purchase a 90A Breaker separately for use with the EG4 Flexboss21K Hybrid Inverter.
• You must purchase a 70A Breaker separately for use with the EG4 18KPV Hybrid Inverter.
• You must purchase a 50A Breaker separately for use with the EG4 12kPV Hybrid Inverter.
• Smart port breakers: 2 ports up to 60A, 1 port up to 80A, 1 port up to 125A
• 200A main breaker not included (must be purchased separately; model required: Eaton 200A CSR25K, not available through Signature Solar. See manual for more information).

• One-Point ESS Control: Connect and manage utility, inverters, generator, and loads from a single device.
• Reduced Complexity: Replace breakers, transfer switches, and more with one compact solution.
• Smart Load & Power Shedding: Automate power management to optimize battery performance.
• 200A Service Entrance: Reliable with a 22 kAIC main breaker for powerful service integration.
• Real-Time Monitoring: Access and adjust settings remotely via the EG4 app or monitoring system website.
• Configurable Breakers: Supports one generator up to 125A, 3 hybrid inverters up to 90A each, and 4 smart ports ranging from 60A to 125A.

Specifications:

• Voltage: 120/240VAC
• Max Current: 200A
• Hybrid Ports: 3 (up to 90A each)
• Smart Ports: 4 (up to 125A)
• Operating Temp: -40°F to 140°F
• Warranty: 10 years
• Certifications: UL Certified, compatible with Eaton 200A main breaker model CSR25K

GridBoss user manual

EG4 GridBoss Manual