Growatt SYN-100-MID-XH-30 – Backup Box for MID Inverters

£286.41

Built for demanding energy setups, the Growatt SYN-100-MID-XH-30 Backup Box enables high-power backup for Growatt MID three-phase hybrid inverters. Stay energised even during grid outages.

  • Supports up to 10kW of backup output
  • Fast switching between grid and backup (under 10ms)
  • IP65 protection for safe indoor or outdoor use

Why We Recommend This Product:
This is the ultimate backup solution for large domestic or commercial sites using Growatt MID-XH inverters. High capacity, fast switching and robust protection make it an essential upgrade.

SKU: SYN-100-MID-XH-30-BACKUP
Free and easy returns | Easy to Install | Professional Installers Available
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Growatt SYN-100-MID-XH-30 Backup Box: The Heavy-Duty Backup System for MID Three-Phase Installations

For sites that cannot afford interruptions, the Growatt SYN-100-MID-XH-30 offers seamless, high-capacity backup power. Designed to work with Growatt’s powerful MID-XH three-phase hybrid inverters, this backup box ensures that essential loads remain powered even during outages, with switchover times under 10 milliseconds and robust protection against faults.

Uninterrupted Energy When It Matters Most

The SYN-100-MID-XH-30 delivers uninterrupted backup to mission-critical circuits. Whether you're powering a commercial office, farm infrastructure or large home systems, it ensures smooth transition during grid failures to protect appliances, productivity, and peace of mind.

  • Fast response time of under 10ms
  • Supports continuous 10kW backup output
  • Compatible with Growatt MID-XH three-phase inverters

Robust Safety and Built-In Protections

With integrated overvoltage, short-circuit and overload protection, the SYN-100-MID-XH-30 is built for safe operation in demanding environments. The IP65-rated enclosure makes it ideal for both indoor and outdoor installations, ensuring long-term durability and weather resistance.

Simple Integration with Growatt Systems

This backup box is plug-and-play with Growatt’s MID-XH inverters, such as the Growatt MOD 10kW TL3-XH, creating a smooth path to greater energy independence and smart system control. No complicated wiring or third-party components needed.

Why Evergy Recommends This Product

The SYN-100-MID-XH-30 stands out for its exceptional reliability in supporting large-scale three-phase Growatt systems. It’s the go-to solution when uninterrupted power is critical, providing smooth performance in all weather conditions and a compact, easy-to-install design.

Ideal for Commercial and Large Residential Sites

This unit is best suited for those using the Growatt MOD 10kW three-phase inverter or higher, particularly in settings where power continuity is vital, such as workshops, farms, data handling environments, and high-end properties.

Technical Specifications

  • Rated backup output: 10kW
  • Switchover time: <10ms
  • Ingress protection: IP65
  • Installation: Indoor/outdoor wall-mounted

For full technical details and wiring diagrams, view the official datasheet.

Call to Action, Seamless System Integration

Pair the SYN-100-MID-XH-30 with compatible Growatt inverters and solar batteries for uninterrupted energy that works around you. For installers or homeowners needing scalable backup for three-phase systems, this is a premium choice.

FAQ

Q: Can I install this backup box outdoors?
A: Yes, the IP65 enclosure means it’s suitable for both indoor and outdoor installations.

Q: Is it compatible with single-phase inverters?
A: No, this model is specifically designed for Growatt’s MID-XH three-phase hybrid inverters.

Free delivery - 

NEXT DAY Delivery to Oxfordshire, Buckinghamshire and London via an EVERGY vehicle. Max of 1 ton weight.

 

Other delivery options via courier - 

FREE NEXT DAY (*orders over £50, some batteries and inverters will require an additional fee) via FEDEX. Monday to Friday, up to 30kg, Max box size 50cm x 50cm x 50cm (volume). Orders must be received by 2pm.

Anytime NEXT DAY delivery – under £50 = £6.50 (depending on location, weight and size)

 

Regardless of spend, additional to any of the above charges – 

Before noon (FedEx Priority Express) = Guide Price £15.00 (calulated at checkout)

Before 10am (FedEx First) = Guide Price £20.00 (calulated at checkout)

 

Delivery of pallets - 

Palletised deliveries – Prices starting at £58

Multiple pallet orders can be quoted upon request (price dependent on number of pallets and postcode area)


Special delivery items may vary (non-stock products).

SAME DAY COLLECTION - Click & collect from Evergy Stores (Thame, Oxfordshire).

Growatt SYN-100-MID-XH-30 – Backup Box for MID Inverters

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