Tigo announced the new Underwriter Laboratories (UL) certification of its TS4 Platform Rapid Shutdown Systems (RSS) with Chint Power Solutions (CPS). The CPS inverters listed below successfully certified with Tigo’s RSS solutions: TS4-F (Fire Safety), TS4-O (Optimization) and TS4-L (Long String). Tigo is currently compatible and available with CPS and more tier one certified inverter manufacturing partners throughout the U.S. Contact Tigo to learn more about RSS information for integrated or retrofitted PV installations.

This UL certification is part of Tigo’s multivendor initiative providing customers with the advantages of reliable, safe and cost-effective solutions. The use of Tigo smart modules and high-efficiency inverters allows design flexibility for installers to comply with National Electric Code (NEC) 2017 690.12 RSS regulations. Tigo has also been internationally recognized as the only module-level power electronic vendor with UL-certified RSS with multiple PV module manufacturers. To learn more about Tigo’s RSS solutions, join Tigo’s online NABCEP-accredited trainings.

The following CPS inverters are newly UL-listed as a Rapid Shutdown System with Tigo’s TS4 units:


TS4-O (Optimization) and TS4-L (Long Strings)
The only UL-certified multivendor RSS in the U.S. solar market also include additional features like optimization and long string designs.

CPS SCA36KTL CPS SCA50KTL
with firmware 9.0 or later		CPS SCA50KTL
with firmware 9.0 or later

Tigo is currently taking orders. For price and delivery of RSS UL-certified TS4 products, contact +1.408.402.0802 ext. 1, sales@tigoenergy.com, or consult your preferred solar distributor. For more information about CPS inverters, visit http://go.pardot.com/e/71992/2019-04-17/84dws1/730140788?h=4jgzJzf8A8Mme16RQM3FrXKhR-EiP-q6VOD_chGhMeY.

News item from Tigo