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EG4 GridBoss MID (No Breakers)

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INV033

$1,999.99
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EG4 GridBoss MID (No Breakers) | 200A Microgrid Interconnect Device

Smart Energy Management Hub with Load Control, Generator Support, Hybrid Inverter Compatibility & Remote Monitoring

The EG4 GridBoss MID is a powerful all-in-one energy management hub designed to simplify and optimize modern solar and battery systems. Acting as a Microgrid Interconnect Device (MID), it seamlessly connects utility power, solar inverters, batteries, and generators into a single centralized system. With advanced smart load management, remote monitoring, and hybrid inverter compatibility, the GridBoss intelligently prioritizes energy usage, enhances system reliability, and ensures seamless transitions during outages. Its compact, outdoor-rated design reduces installation complexity while delivering maximum control and performance.

Key Features:

  • All-in-One Energy Hub: Connects solar, batteries, generator, and utility power in one centralized system.
  • 200A Service Entrance Rated: Supports residential and light commercial applications.
  • Smart Load Management: 4 configurable smart ports prioritize and shed loads based on system conditions.
  • Simplified Installation: Replaces up to 10 traditional components, reducing wiring and install time.
  • Hybrid Inverter Compatibility: Works with EG4 12kPV, 18kPV, and FlexBOSS21 systems.
  • AC Coupling Support: Integrates with grid-tied and hybrid inverter systems.
  • Generator Integration: Built-in support for backup generators with automatic transfer capability.
  • Remote Monitoring & Control: Manage loads, monitor performance, and update firmware via the EG4 app.
  • Fast Transfer Time: ~25ms switching ensures uninterrupted power.
  • Outdoor-Rated (NEMA 3R): Weather-resistant enclosure for indoor or outdoor installations.

Technical Specifications:

  • Device Type: Microgrid Interconnect Device (MID)
  • Service Rating: 200A
  • Main Breaker Rating: 22kAIC
  • Smart Ports: 4 Configurable Load Outputs
  • Transfer Time: ~25ms
  • Enclosure Rating: NEMA 3R (Outdoor Rated)
  • Compatibility: EG4 Hybrid Inverters & AC-Coupled Systems

Ideal Applications:

  • Residential and commercial energy storage systems
  • Microgrid and hybrid solar installations
  • Backup power and load prioritization systems
  • Grid-tied and off-grid integrated energy solutions

What’s Included:

  • 1 × EG4 GridBoss MID (No Breakers)
  • User manual and installation guide

Specifications

Parameter Details
General Specifications
Model NumberMI-200-2P-HYB-AW-01
Service Entrance Rating200A with 22kAIC main breaker
Nominal AC Voltage120/240VAC (L1/L2/N required)
Frequency60 Hz
Idle Consumption~55W
Transfer Time~25ms
Input & Output Specifications
Maximum Grid Current200A
Maximum Generator Input125A
Hybrid Ports3 (Up to 70A per port)
Smart Load Ports4 configurable ports (125A, 80A, 60A, 60A)
System Compatibility & Communication
Compatible InvertersEG4 12kPV, 18kPV, FlexBOSS21
Communication InterfaceRS485, Wi-Fi, CAN
Internal Ratings
Internal Bus Rating350A
Internal Fuse Rating315A
Environmental Specifications
Operating Altitude<6561 ft (<2000m)
Relative Humidity0 – 100%
Operating Temperature-40°F to 140°F (-40°C to 60°C)
Enclosure RatingNEMA 3R (Outdoor Rated)
Physical Specifications
Dimensions (H × W × D)31.5 × 19.7 × 7 in
Weight55 lbs
Certifications & Warranty
CertificationsUL1741, UL67, UL869A, FCC Part 15 (Pending)
Warranty10 Years

Understanding Your Power Needs

Power Calculation Guide

Sizing Metric Formula & Example
Energy Consumption (Wh) Formula: Watts × Hours
Example: 60W × 4 hrs = 240 Wh
Battery Capacity (Ah) Formula: Watt-hours ÷ System Voltage (V)
Example: 240 Wh ÷ 12V = 20 Ah
Inverter Size (W) Formula: Total Watts × 1.25 (safety margin)
Example: 300W × 1.25 = 375W → Use 400W inverter
Total Load Power (W) Formula: Sum of all appliance watts used simultaneously
Example: Light (10W) + Fan (75W) = 85W
Runtime (hrs) of Battery Formula: (Battery Ah × Voltage) ÷ Total Load (W)
Example: (100Ah × 12V) ÷ 240W = 5 hrs

Find Your Power Match

Need / Application System Recommendation
Basic lighting + phone charging Recommended Battery: 50Ah – 100Ah (12V)
Inverter Size: 100W – 200W
Notes: For small backup setups
Home office (laptop, fan, TV) Recommended Battery: 150Ah – 200Ah (12V or 24V)
Inverter Size: 500W – 1000W
Notes: For moderate usage with 4–6 hours of backup
Home backup (fridge, lights) Recommended Battery: 200Ah+ (24V or 48V recommended)
Inverter Size: 1000W – 1500W
Notes: Ideal for longer backups or heavier loads
Business / shop power backup Recommended Battery: 300Ah+ (48V system)
Inverter Size: 2000W – 3000W
Notes: Suitable for commercial setups or extended power outages

Why Shop With Us

  • Authorized & Trusted Dealer: We’re fully authorized for every brand we carry, so you get genuine products backed by full manufacturer warranties.
  • Fast, Reliable Shipping: Shipped from U.S. warehouses with quick, dependable freight options — keeping your project on track.
  • 30-Day Hassle-Free Returns: Changed your mind? Enjoy a simple 30-day return process for peace of mind.
  • Real Human Support, 7 Days a Week: Reach us by phone, email, or live chat — no bots, no overseas call centers, just experts who know off-grid power systems.
  • Expert Energy Guidance: Our solar and backup energy specialists are here to help with system design, product questions, and installation tips.
  • USA-Based Service: Local, knowledgeable, and friendly support right here in the U.S.
  • Secure Payments: Shop confidently with encrypted, secure checkout protecting your personal and payment information.
  • Built for Energy Independence: Whether powering a cabin, prepping for emergencies, or going off-grid, our products are chosen for performance, reliability, and sustainability.

EG4 GridBoss MID (No Breakers)

$1,999.99