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Built for Tigo EI Residential Solar Solutions, this 200A main circuit breaker transfer switch moves your home between grid power and solar with battery backup when an outage hits. It is a required part of a Tigo EI storage system and suits homeowners and installers planning whole-home or essential-load backup.
A home running a Tigo EI Residential Solar Solution with battery storage, where the owner wants automatic backup for the whole house or selected critical circuits.
Seamless Backup Power for Your Tigo Energy Storage System *]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]" dir="auto" data-turn-id="request-6a047dac-34e0-83ea-af0b-ab46ac3b1669-2" data-turn-id-container="request-6a047dac-34e0-83ea-af0b-ab46ac3b1669-2" data-testid="conversation-turn-45" data-scroll-anchor="false" data-turn="assistant"> The Tigo Automatic Transfer Switch (ATS) is a required component for Tigo EI Residential Solar Solutions, enabling safe and automatic transitions between grid power and backup power during outages. When utility power is lost, the ATS quickly switches your home to solar and battery power, helping keep critical loads or entire homes powered without manual intervention. Once grid power is restored, the system automatically returns to normal operation. Designed for reliability, ease of installation, and intelligent monitoring, the Tigo ATS is an essential part of a complete Tigo energy storage solution. Key Benefits Automatic Backup Power Switching – Detects utility outages and automatically transitions to solar and battery power for uninterrupted operation. Whole-Home or Essential Load Backup – Supports backup power configurations for either entire homes or selected critical circuits. Seamless Return to Grid Power – Automatically restores normal grid-connected operation when utility power becomes available. Integrated Monitoring and Management – View system status and performance through the Tigo EI mobile app and monitoring portal. Simplified Installation – Integrated service disconnects on 200A models can help reduce the need for panel upgrades and system derating. Installer-Friendly Design – Engineered for straightforward installation and commissioning in both residential and professional solar projects. Use Cases Ideal for homeowners installing a Tigo EI Residential Solar Solution who want reliable backup power during grid outages. The Tigo ATS supports both whole-home backup and essential-load backup configurations, making it suitable for energy storage systems designed to increase resilience and energy independence. Tech Specs Output Voltage: 120/240 VAC Split-Phase Manual Bypass Switch: Yes Enclosure Rating: NEMA 4X / IP65 Panelboard Options: Main Circuit Breaker (200A Models) or Main Lug Only (50A Model) Monitoring: Tigo EI Mobile App and Portal
Warranty terms mentioned in this description are the manufacturer’s. Our own coverage is the 30-day limited warranty.
We confirm compatibility, installation requirements, and delivery details with you during order review, before any payment. Home electrical work may require a qualified installer.
If you are unsure whether the 200A MCB switch or the generator-ready version fits your Tigo system, ask our team and we will help you choose. Message our team on WhatsApp.
Tigo Energy
For homes that only need critical circuits backed up, the Tigo 50A MLO Auto Transfer Switch is the compact option in the Tigo EI Residential Solar Solution. When the grid drops it shifts connected loads to solar and battery power, then hands back to the utility once service is restored.
$337.44
EcoFlow
The Smart Home Panel 2 is an intelligent subpanel for EcoFlow home battery systems, with a 20 ms automatic switchover. It must be installed before use.
$1,199.20
GoodWe
The GoodWe ABD200-63-US10-4 Automatic Backup Device switches a home to backup power automatically when the grid goes down. It works with GoodWe ES-US and SBP-US inverters and adds an integrated North American smart meter. It is aimed at homeowners who want whole-home backup and better visibility into their loads.
$1,167.12
Anker SOLIX
This bundle pairs the Anker SOLIX F2600 power station with a 6-circuit manual transfer switch for homeowners who want to connect backup power to selected home circuits. The F2600 carries a 2,560Wh LFP battery with 2400W continuous AC output and a 2800W surge.
$1,359.19