Utility Scale Capabilities

Utility Scale storage comes with a specific set of challenges that Terrasun is ready to address. We provide integration, power plant software and lifetime services for large scale storage to create lasting utility-scale systems.

Energy Storage Integration

Terrasun’s system integration offering is grounded in four key capabilities.

Each core capability is supported by software, hardware, and services developed by Terrasun to provide customers with large scale systems that capture market value and reduce risk


Flexible and robust

system architecture with multiple inverter and converter technologies and battery vendors


High system efficiency

with industry-leading clipped capture capabilities and dynamic dispatch


Supports multiple market requirements

including ERCOT's Fast Frequency Regulation timing


Control testing in IHI Terrasun's lab

enables configuration testing to reduce time and material risk from field commissioning

Lifecycle Services

Terrasun offers a variety of lifecycle services to meet
project needs, including:
Extended product warranty up to 25 years
Capacity guarantees
Help desk support
Data historian
Service training
Remote Diagnostics *
24/7 Monitoring
Corrective maintenance
Spare parts + management
Preventative maintenance *
Availability guarantees *
Performance guarantees

Service Highlights

Availability guarantee

Systems are monitored by energy storage experts.  24/7 multi-tiered response leveraging Terrasun proprietary software

Availability guarantee

Deep system expertise and tools allow customized project analysis. Terrasun's work is backed by IHI Corporation guarantee to ensure system’s availability and performance

Preventive and corrective maintenance

Experienced field service management coupled with vendor-certified field engineers to provide maintenance and system repair to maximize performance.

Direct Procurement Options

As a customer-focused business, we work with select customers on various projects to provide integration solutions, lifecycle services, and assist in direct battery procurement. 

Decrease total project cost by securing your battery supply
directly from manufacturers
Continue to utilize Terrasun’s services including:
hardware integration
project management
full power plant software
lifecycle services

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