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Microgrid interconnect device

EG4 GridBOSS: specs and datasheet

GridBOSS is an interconnect device, not an inverter: it sits between the utility, a generator and EG4 inverters. Its internal bus is rated 350 A but software-limited to 200 A, it idles at about 55 W, it is rated NEMA 3R for outdoor use and weighs 55 lbs. The warranty is 10 years.

Idle draw
~55 W
Rating
NEMA 3R
Bus rating
350 A (software limited to 200 A)
Weight
55 lbs (25 kg)

Datasheet checked Sep 30, 2026

About the GridBOSS

GridBOSS is an interconnect device, not an inverter: it sits between the utility, a generator and EG4 inverters. Its internal bus is rated 350 A but software-limited to 200 A, it idles at about 55 W, it is rated NEMA 3R for outdoor use and weighs 55 lbs. The warranty is 10 years.

In one line An interconnect device manages how the utility, a generator and inverters connect to a home’s loads.

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Specifications

Model number
MI-200-2P-HYB-AW-01 / -02 / -03 / -04
Idle consumption
~55 W
Internal bus rating
350 A (software limited to 200 A)
Outdoor rating
NEMA 3R
Warranty (as listed)
10-year standard warranty
Weight
55 lbs (25 kg)
Dimensions (H×W×D)
31.5×19.7×7 in (800×500×178 mm)

Each value is the datasheet line as printed (hover or long-press a value to see that line). A missing row means the datasheet does not list it. Specs change with new revisions: check the current datasheet (linked above) before you buy.

Documents and links

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