Description

Tigo TS4-A-O Module-Level Optimizer with Rapid Shutdown & Monitoring

The Tigo TS4-A-O is an advanced module-level optimization device that combines power optimization, module-level monitoring, and NEC-compliant rapid shutdown into a single compact unit. Designed for both new and existing photovoltaic (PV) systems, the TS4-A-O maximizes energy production, enhances system safety, and provides real-time module performance visibility for residential, commercial, and utility-scale solar installations.

Compatible with thousands of inverter models from more than 50 inverter manufacturers, the TS4-A-O offers a flexible solution for improving system performance while reducing installation complexity and long-term maintenance costs.

Module-Level Power Optimization

The TS4-A-O continuously optimizes the output of each solar module to maximize overall system energy production.

Benefits include:

• Reduces mismatch losses
• Improves energy harvest in shaded conditions
• Optimizes each module independently
• Increases lifetime system production
• Delivers faster return on investment (ROI)

Integrated Rapid Shutdown

The TS4-A-O includes built-in module-level rapid shutdown functionality to help meet the latest electrical safety standards.

• Complies with NEC 690.12 rapid shutdown requirements
• UL 1741 PVRSE/PVRSS certified
• Automatic rapid shutdown during grid loss
• Enhances installer and first responder safety
• Ideal for residential and commercial rooftop systems

Module-Level Monitoring

When paired with the Tigo Access Point (TAP) and Cloud Connect Advanced (CCA), the TS4-A-O enables complete module-level monitoring and remote diagnostics.

Features include:

• Real-time module performance monitoring
• Remote troubleshooting
• Historical production data
• System health notifications
• Faster commissioning and maintenance

Universal Inverter Compatibility

The TS4-A-O works with thousands of inverter models from more than 50 manufacturers, making it one of the most versatile optimization solutions available.

• Compatible with string inverters
• Ideal for retrofit and new installations
• Works with standard PV modules
• Flexible system design
• Supports residential, commercial, and utility-scale projects

High-Power Module Support

Designed to accommodate today’s high-output solar modules.

• Maximum module power: 700W
• Input voltage range: 16–80V
• Maximum input voltage: 80V
• Supports modules up to 20A ISC
• Maximum system voltage: 1000V or 1500V (model dependent)
• Maximum efficiency: 99.6%

Simple Installation

The TS4-A-O installs quickly on both new and existing solar systems.

• Snaps directly onto standard PV module frames
• Can also be mounted to racking
• Minimal additional wiring
• Ideal for retrofit applications
• Reduces installation time and labor costs

Reliable Outdoor Performance

Built for long-term operation in demanding environmental conditions.

• IP68 / NEMA 3R enclosure
• Operating temperature: -40°C to +70°C
• Storage temperature: -40°C to +85°C
• Maximum installation elevation: 2,000 m (6,560 ft)
• Durable weather-resistant construction

Product Specifications

• Maximum Module Power: 700W
• Maximum Efficiency: 99.6%
• Maximum Input Voltage: 80V
• Input Voltage Range: 16–80V
• Maximum Current (IMP/ISC): 15A / 20A
• Maximum System Voltage: 1000V / 1500V (model dependent)
• Maximum Fuse Rating: 25A
• Communication: Wireless
• Connectors: MC4 or EVO2
• Rapid Shutdown Time: Less than 30 seconds
• Warranty: 25 Years

Key Features

• Module-level power optimization
• Module-level monitoring
• Integrated rapid shutdown
• NEC 2017, 2020 & 2023 compliant
• Compatible with over 50 inverter brands
• 700W module support
• Wireless communication
• MC4 and EVO2 connector options
• 25-year manufacturer warranty

Ideal Applications

• Residential rooftop solar systems
• Commercial solar installations
• Utility-scale photovoltaic projects
• Existing PV system upgrades
• Shaded rooftop installations
• High-power solar module arrays
• Solar systems requiring module-level monitoring

SKU

TS4-A-O

Why Choose the Tigo TS4-A-O?

The Tigo TS4-A-O combines module-level optimization, intelligent monitoring, and integrated rapid shutdown into one versatile device. Compatible with thousands of inverter models and designed to improve energy production, safety, and system visibility, it is an ideal solution for homeowners, EPCs, and commercial solar developers seeking higher performance and long-term reliability.

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