EG4 GridBOSS MID | 200A Service Entrance

BY: EG4 | SKU: EG4GRIDBOSS Availability: In Stock

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EG4 GridBOSS Micro-Grid Interconnection Device (MID)

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.

EG4 GridBOSS MID | 200A Service Entrance Features

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.

EG4 GridBOSS MID | 200A Service Entrance Applications

Residential energy storage & backup systems – Manage grid and battery power efficiently.
Off-grid and hybrid solar energy systems – Seamless integration with solar inverters.
Commercial and industrial energy management – High-power distribution for businesses and facilities.
Whole-home energy independence – Reduces reliance on the utility grid.
Emergency power switching – Automatically switches to battery or generator backup during grid failures.

What's Included

Everything you need is included with your product.

EG4 GridBOSS MID | 200A Service Entrance

User Manual

Elevate Your ESS Today: Explore how the EG4 GridBOSS can streamline and enhance your energy management.

Important EG4 GridBoss Breaker Information

Each EG4 GridBoss unit includes:

90A Breaker:
Compatible only with the EG4 FlexBOSS21
Smart Port Breakers:
Rated at 30A, 40A, 60A, and 80A.

Please Note:

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.
A 125A Breaker (sold separately) can be used with either the Smart Port or Gen Port.
200A main breaker not included (must be purchased separately; model required: Eaton 200A CSR25K, not available through Signature Solar. See manual for more information).

Notice:

In order for the GridBOSS to meet it's UL Certifications copper wire must be used inside the unit.

EG4 GridBOSS MID Specifications

GRID

Specification	Details
NOMINAL AC VOLTAGE	120/240 VAC (L1/L2/N required)
FREQUENCY	60 Hz
MAXIMUM CURRENT	200A
SERVICE ENTRANCE RATED	22kAIC with 200A Eaton breaker (model: (CSR2200N) CSR25K)

GENERATOR

Specification	Details
NOMINAL VOLTAGE	120/240 VAC (L1/L2/N required)
FREQUENCY	60 Hz
MAXIMUM CURRENT	125A

NON-BACKUP

Specification	Details
NOMINAL VOLTAGE	120/240 VAC (L1/L2/N required)
FREQUENCY	60 Hz
MAXIMUM CURRENT	200A

BACKUP

Specification	Details
NOMINAL VOLTAGE	120/240 VAC (L1/L2/N required)
FREQUENCY	60 Hz
MAXIMUM CURRENT	200A

HYBRID

Specification	Details
NUMBER OF PORTS	3
NOMINAL VOLTAGE	120/240 VAC (L1/L2/N required)
FREQUENCY	60 Hz
MAXIMUM CURRENT PER PORT	90A*
SUPPORTED INVERTERS	EG4® 12kPV, 18kPV, & FlexBOSS21**

SMART PORTS

Specification	Details
NUMBER OF PORTS	4
NOMINAL VOLTAGE	120/240 VAC (L1/L2/N required)
FREQUENCY	60 Hz
MAXIMUM CURRENT PER PORT	1: 125A \| 2: 80A \| 3: 60A \| 4: 60A

GENERAL DATA

Specification	Details
COMMUNICATION INTERFACE	RS485/Wi-Fi/CAN
IDLE CONSUMPTION	~55W
TRANSFER TIME	~25 ms
INTERNAL BUS RATING	350A
INTERNAL FUSE RATING	315A
OPERATING ALTITUDE	<6561 ft (<2000 m)
RELATIVE HUMIDITY	0 – 100%
OUTDOOR RATING	NEMA 3R
OPERATING AMBIENT TEMPERATURE RANGE	-40°F – 113°F (-40°C – 45°C)
PRODUCT DIMENSIONS (H×W×D)	31.5×19.7×7 in (800×500×178 mm)
UNIT WEIGHT	55 lbs. (25 kg)
STANDARD WARRANTY	10-year standard warranty***

EG4 GridBOSS Micro-Grid Interconnection Device (MID) Video

Frequently-Asked Questions

Is the EG4 GridBOSS MID compatible with all inverters?

Yes, it works with most hybrid and off-grid inverters, ensuring smooth integration into solar and battery systems.

Can this unit manage grid power and battery storage?

Yes, it automatically switches between grid, battery, and solar power for optimized energy use.

Does it provide surge protection?

Yes, built-in surge protection safeguards your energy system from voltage spikes and overloads.

Is installation complicated?

No, the unit comes pre-wired for easy installation, reducing setup time.

Can I expand my system later?

Yes! The EG4 GridBOSS MID is scalable, making it a future-proof solution for growing energy needs.

Manual

EG4 GridBOSS MID Manual