Tigo TS4-A-O Advanced Optimization

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Tigo TS4-A-O Advanced Optimization

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New Tigo TS4-A-O Advanced Retrofit

The latest version of Tigo optimisers is uprated to 500W from the R version which was 475Watt. It is also more compact modular design to match the new gateway called TAP. It is an all in one encapsulated shell that is very easy to install on any solar panel without screws or special tools.

The TS4-A-O (Optimization) is the advanced add-on/retrofit optimization solution that brings smart module functionality to standard PV modules for higher reliability. Improve energy efficiency by upgrading underperforming PV systems or adding smart features to new installations.The TS4-A-O with UHD-Core technology and expanded specifications supports PV modules up to 500W

Technical Specifications



Operating Temperature Range-40°C to +85°C (-40°F to +158°F)
Outdoor Rating IP68, NEMA 3R


Dimensions138.4mm x 139.7mm x 22.9mm


Voltage Range16 - 90V
Maximum Continuous Input Current (IMAX)12A
Maximum Power500W
Output Cable Length1m (standard
ConnectorsMC4 compatible (standard)
Communication TypeWireless
Rapid Shutdown UL Listed (NEC 2014 & 2017 690.12)Yes

Customer Reviews

quick payback Review by Joseph
I had an under performing system with 3x strings of 12 solar panels connected to 3 individual inverters
Especially in winter/autumn when the sun is low i was getting shadow in 4 panels on each string
I installed 12 tigo optimisers the extra energy in really obvious, the gateway-monitoring software is really good ! (Posted on 6/20/2019)
simple and efficient Review by Wilson
Such a nice gadget, easy to install does not require any screws! visible performance difference from day 1 (Posted on 6/20/2019)

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