BigBattery 48V ETHOS Control Box – System Monitoring & Communication Hub
Take full command of your energy system with the BigBattery 48V ETHOS Control Box, the brain of the modular and stackable ETHOS energy storage platform. Designed for residential, off-grid, and commercial 48V applications, this control unit links your inverter with your battery modules, while providing real-time system monitoring, safety alerts, and streamlined communication—all from one intelligent interface.
The ETHOS Control Box is not a battery module, but a critical component that allows up to 16 ETHOS 5.12kWh battery modules to operate in harmony. With its LED front display, you’ll have immediate insight into system voltage, remaining capacity, BMS status codes, and communication configurations with your inverter. This ensures your system stays safe, efficient, and fully visible—whether powering a cabin, family home, or office setup.
Engineered with durability and scalability in mind, the Control Box supports CANBus and RS485 protocols, ensuring seamless integration with modern hybrid inverters. From off-grid homesteads to whole-home solar backup, the ETHOS Control Box puts you in control of your energy.
Key Features:
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Voltage Monitoring: Displays real-time system voltage and battery capacity
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BMS Alerts: Shows system health and BMS status codes for proactive maintenance
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Communication Ready: Supports CANBus & RS485 for reliable inverter integration
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Modular Integration: Compatible with up to 16 stackable ETHOS battery modules
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User-Friendly Display: Built-in LED interface for fast, visual system updates
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Indoor/Outdoor Ready: Rugged build ideal for residential and commercial installations
Designed For 48V Applications:
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Residential Power Systems
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Home Solar Storage
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UL-Certified ESS Installations
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Cabins & Tiny Homes
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Off-Grid Homesteads
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Whole Home Backup
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Emergency Power Systems
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Family Homes & Mansions
What’s Included:
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1 × ETHOS Rack Base
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2 × Red & Black Controller to Inverter Power Cables (4.9 ft)
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1 × Controller to Inverter Communication Cable (4.9 ft)
Specifications
Product Specifications
| SKU: |
CNT060 |
| Operating Voltage Range: |
30 – 60V |
| Max Continuous Discharge Current: |
200A |
| Max Charge Current: |
200A |
| Charge Temperature Range: |
-4°F – 122°F (-20°C – 50°C) |
| Discharge Temperature Range: |
-4°F – 122°F (-20°C – 50°C) |
| Optimal Discharge Temperature Range: |
-4°F – 122°F (-20°C – 50°C) |
| Weight: |
22 lb (10 kg) |
| Depth: |
6.7 in (170 mm) |
| Width: |
26.5 in (674 mm) |
| Height: |
8.3 in (211 mm) |
| Max Connections: |
Up to (16) parallel connections per control box |
| Communications: |
CANBus / RS485 |
| Spec Sheet Download: |
Click Here |
| User Manual Download: |
Click Here |
Why Buy From Us
Why Buy From Ecogrid Supply?
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Authorized & Trusted Dealer: We’re fully authorized for every brand we carry, so you get genuine products with full manufacturer warranties.
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Fast, Reliable Shipping: All items ship from our U.S. warehouses with quick and dependable freight options to keep your project on track.
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30-Day Hassle-Free Returns: Change your mind? No worries — enjoy a simple 30-day return process for peace of mind.
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Real Human Support, 7 Days a Week: Reach us by phone, email, or live chat — no bots, no overseas call centers, just real people who know off-grid power systems.
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Expert Energy Guidance: Our solar and backup energy specialists are ready to help you with design, planning, product questions, and installation tips.
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USA-Based Service: Our team proudly operates here in the United States, providing local, knowledgeable, and friendly support.
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Secure Payments: Shop confidently with our encrypted, secure checkout to protect your personal and payment information.
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Built for Energy Independence: Whether you’re powering a cabin, prepping for emergencies, or going off-grid, our products are selected for performance, reliability, and sustainable operation.
Buying Guide
