Tigo Energy TG-ESS-US [xxkW, xxkWh]

5–30 kWh · Lithium Iron Phosphate · direct PV input · 108 configurations

UL 9540UL 1741 SBCEC listed · Aug 1, 2024

Nameplate energy5–30 kWh
ChemistryLithium Iron Phosphate

Overview

CEC Energy Storage System List

TG-ESS-US [xxkW, xxkWh]: 5–30 kWh nameplate energy; lithium iron phosphate; accepts solar panels directly (DC-coupled).

Models & configurations

CEC Energy Storage System List · 108 listings

Model	Energy	Power	Grid voltage	Round trip	CEC listed
TG-ESS-US [3kW, 5kWh] {208V}	5 kWh	3 kW	208 V	—	Aug 1, 2024
TG-ESS-US [3kW, 5kWh] {240V}	5 kWh	3 kW	240 V	—	Aug 1, 2024
TG-ESS-US [3.8kW, 5kWh] {208V}	5 kWh	3.8 kW	208 V	—	Aug 1, 2024
TG-ESS-US [3.8kW, 5kWh] {240V}	5 kWh	3.8 kW	240 V	—	Aug 1, 2024
TG-ESS-US [5kW, 5kWh] {208V}	5 kWh	5 kW	208 V	—	Aug 1, 2024
TG-ESS-US [5kW, 5kWh] {240V}	5 kWh	5 kW	240 V	—	Aug 1, 2024
TG-ESS-US [6kW, 5kWh] {208V}	5 kWh	6 kW	208 V	—	Aug 1, 2024
TG-ESS-US [6kW, 5kWh] {240V}	5 kWh	6 kW	240 V	—	Aug 1, 2024
TG-ESS-US [7.6kW, 5kWh] {208V}	5 kWh	7.6 kW	208 V	—	Aug 1, 2024
TG-ESS-US [7.6kW, 5kWh] {240V}	5 kWh	7.6 kW	240 V	—	Aug 1, 2024
TG-ESS-US [8.2kW, 5kWh] {208V}	5 kWh	8.2 kW	208 V	—	Aug 1, 2024
TG-ESS-US [8.2kW, 5kWh] {240V}	5 kWh	8.2 kW	240 V	—	Aug 1, 2024
TG-ESS-US [9kW, 5kWh] {208V}	5 kWh	9 kW	208 V	—	Aug 1, 2024
TG-ESS-US [9kW, 5kWh] {240V}	5 kWh	9 kW	240 V	—	Aug 1, 2024
TG-ESS-US [10kW, 5kWh] {208V}	5 kWh	10 kW	208 V	—	Aug 1, 2024
TG-ESS-US [10kW, 5kWh] {240V}	5 kWh	10 kW	240 V	—	Aug 1, 2024
TG-ESS-US [11.4kW, 5kWh] {208V}	5 kWh	11.4 kW	208 V	—	Aug 1, 2024
TG-ESS-US [11.4kW, 5kWh] {240V}	5 kWh	11.4 kW	240 V	—	Aug 1, 2024
TG-ESS-US [3kW, 10kWh] {208V}	10 kWh	3 kW	208 V	—	Aug 1, 2024
TG-ESS-US [3kW, 10kWh] {240V}	10 kWh	3 kW	240 V	—	Aug 1, 2024
TG-ESS-US [3.8kW, 10kWh] {208V}	10 kWh	3.8 kW	208 V	—	Aug 1, 2024
TG-ESS-US [3.8kW, 10kWh] {240V}	10 kWh	3.8 kW	240 V	—	Aug 1, 2024
TG-ESS-US [5kW, 10kWh] {208V}	10 kWh	5 kW	208 V	—	Aug 1, 2024
TG-ESS-US [5kW, 10kWh] {240V}	10 kWh	5 kW	240 V	—	Aug 1, 2024
TG-ESS-US [6kW, 10kWh] {208V}	10 kWh	6 kW	208 V	—	Aug 1, 2024
TG-ESS-US [6kW, 10kWh] {240V}	10 kWh	6 kW	240 V	—	Aug 1, 2024
TG-ESS-US [7.6kW, 10kWh] {208V}	10 kWh	7.6 kW	208 V	—	Aug 1, 2024
TG-ESS-US [7.6kW, 10kWh] {240V}	10 kWh	7.6 kW	240 V	—	Aug 1, 2024
TG-ESS-US [8.2kW, 10kWh] {208V}	10 kWh	8.2 kW	208 V	—	Aug 1, 2024
TG-ESS-US [8.2kW, 10kWh] {240V}	10 kWh	8.2 kW	240 V	—	Aug 1, 2024
TG-ESS-US [9kW, 10kWh] {208V}	10 kWh	9 kW	208 V	—	Aug 1, 2024
TG-ESS-US [9kW, 10kWh] {240V}	10 kWh	9 kW	240 V	—	Aug 1, 2024
TG-ESS-US [10kW, 10kWh] {208V}	10 kWh	10 kW	208 V	—	Aug 1, 2024
TG-ESS-US [10kW, 10kWh] {240V}	10 kWh	10 kW	240 V	—	Aug 1, 2024
TG-ESS-US [11.4kW, 10kWh] {208V}	10 kWh	11.4 kW	208 V	—	Aug 1, 2024
TG-ESS-US [11.4kW, 10kWh] {240V}	10 kWh	11.4 kW	240 V	—	Aug 1, 2024
TG-ESS-US [3kW, 15kWh] {208V}	15 kWh	3 kW	208 V	—	Aug 1, 2024
TG-ESS-US [3kW, 15kWh] {240V}	15 kWh	3 kW	240 V	—	Aug 1, 2024
TG-ESS-US [3.8kW, 15kWh] {208V}	15 kWh	3.8 kW	208 V	—	Aug 1, 2024
TG-ESS-US [3.8kW, 15kWh] {240V}	15 kWh	3.8 kW	240 V	—	Aug 1, 2024
TG-ESS-US [5kW, 15kWh] {208V}	15 kWh	5 kW	208 V	—	Aug 1, 2024
TG-ESS-US [5kW, 15kWh] {240V}	15 kWh	5 kW	240 V	—	Aug 1, 2024
TG-ESS-US [6kW, 15kWh] {208V}	15 kWh	6 kW	208 V	—	Aug 1, 2024
TG-ESS-US [6kW, 15kWh] {240V}	15 kWh	6 kW	240 V	—	Aug 1, 2024
TG-ESS-US [7.6kW, 15kWh] {208V}	15 kWh	7.6 kW	208 V	—	Aug 1, 2024
TG-ESS-US [7.6kW, 15kWh] {240V}	15 kWh	7.6 kW	240 V	—	Aug 1, 2024
TG-ESS-US [8.2kW, 15kWh] {208V}	15 kWh	8.2 kW	208 V	—	Aug 1, 2024
TG-ESS-US [8.2kW, 15kWh] {240V}	15 kWh	8.2 kW	240 V	—	Aug 1, 2024
TG-ESS-US [9kW, 15kWh] {208V}	15 kWh	9 kW	208 V	—	Aug 1, 2024
TG-ESS-US [9kW, 15kWh] {240V}	15 kWh	9 kW	240 V	—	Aug 1, 2024
TG-ESS-US [10kW, 15kWh] {208V}	15 kWh	10 kW	208 V	—	Aug 1, 2024
TG-ESS-US [10kW, 15kWh] {240V}	15 kWh	10 kW	240 V	—	Aug 1, 2024
TG-ESS-US [11.4kW, 15kWh] {208V}	15 kWh	11.4 kW	208 V	—	Aug 1, 2024
TG-ESS-US [11.4kW, 15kWh] {240V}	15 kWh	11.4 kW	240 V	—	Aug 1, 2024
TG-ESS-US [3kW, 20kWh] {208V}	20 kWh	3 kW	208 V	—	Aug 1, 2024
TG-ESS-US [3kW, 20kWh] {240V}	20 kWh	3 kW	240 V	—	Aug 1, 2024
TG-ESS-US [3.8kW, 20kWh] {208V}	20 kWh	3.8 kW	208 V	—	Aug 1, 2024
TG-ESS-US [3.8kW, 20kWh] {240V}	20 kWh	3.8 kW	240 V	—	Aug 1, 2024
TG-ESS-US [5kW, 20kWh] {208V}	20 kWh	5 kW	208 V	—	Aug 1, 2024
TG-ESS-US [5kW, 20kWh] {240V}	20 kWh	5 kW	240 V	—	Aug 1, 2024
TG-ESS-US [6kW, 20kWh] {208V}	20 kWh	6 kW	208 V	—	Aug 1, 2024
TG-ESS-US [6kW, 20kWh] {240V}	20 kWh	6 kW	240 V	—	Aug 1, 2024
TG-ESS-US [7.6kW, 20kWh] {208V}	20 kWh	7.6 kW	208 V	—	Aug 1, 2024
TG-ESS-US [7.6kW, 20kWh] {240V}	20 kWh	7.6 kW	240 V	—	Aug 1, 2024
TG-ESS-US [8.2kW, 20kWh] {208V}	20 kWh	8.2 kW	208 V	—	Aug 1, 2024
TG-ESS-US [8.2kW, 20kWh] {240V}	20 kWh	8.2 kW	240 V	—	Aug 1, 2024
TG-ESS-US [9kW, 20kWh] {208V}	20 kWh	9 kW	208 V	—	Aug 1, 2024
TG-ESS-US [9kW, 20kWh] {240V}	20 kWh	9 kW	240 V	—	Aug 1, 2024
TG-ESS-US [10kW, 20kWh] {208V}	20 kWh	10 kW	208 V	—	Aug 1, 2024
TG-ESS-US [10kW, 20kWh] {240V}	20 kWh	10 kW	240 V	—	Aug 1, 2024
TG-ESS-US [11.4kW, 20kWh] {208V}	20 kWh	11.4 kW	208 V	—	Aug 1, 2024
TG-ESS-US [11.4kW, 20kWh] {240V}	20 kWh	11.4 kW	240 V	—	Aug 1, 2024
TG-ESS-US [3kW, 25kWh] {208V}	25 kWh	3 kW	208 V	—	Aug 1, 2024
TG-ESS-US [3kW, 25kWh] {240V}	25 kWh	3 kW	240 V	—	Aug 1, 2024
TG-ESS-US [3.8kW, 25kWh] {208V}	25 kWh	3.8 kW	208 V	—	Aug 1, 2024
TG-ESS-US [3.8kW, 25kWh] {240V}	25 kWh	3.8 kW	240 V	—	Aug 1, 2024
TG-ESS-US [5kW, 25kWh] {208V}	25 kWh	5 kW	208 V	—	Aug 1, 2024
TG-ESS-US [5kW, 25kWh] {240V}	25 kWh	5 kW	240 V	—	Aug 1, 2024
TG-ESS-US [6kW, 25kWh] {208V}	25 kWh	6 kW	208 V	—	Aug 1, 2024
TG-ESS-US [6kW, 25kWh] {240V}	25 kWh	6 kW	240 V	—	Aug 1, 2024
TG-ESS-US [7.6kW, 25kWh] {208V}	25 kWh	7.6 kW	208 V	—	Aug 1, 2024
TG-ESS-US [7.6kW, 25kWh] {240V}	25 kWh	7.6 kW	240 V	—	Aug 1, 2024
TG-ESS-US [8.2kW, 25kWh] {208V}	25 kWh	8.2 kW	208 V	—	Aug 1, 2024
TG-ESS-US [8.2kW, 25kWh] {240V}	25 kWh	8.2 kW	240 V	—	Aug 1, 2024
TG-ESS-US [9kW, 25kWh] {208V}	25 kWh	9 kW	208 V	—	Aug 1, 2024
TG-ESS-US [9kW, 25kWh] {240V}	25 kWh	9 kW	240 V	—	Aug 1, 2024
TG-ESS-US [10kW, 25kWh] {208V}	25 kWh	10 kW	208 V	—	Aug 1, 2024
TG-ESS-US [10kW, 25kWh] {240V}	25 kWh	10 kW	240 V	—	Aug 1, 2024
TG-ESS-US [11.4kW, 25kWh] {208V}	25 kWh	11.4 kW	208 V	—	Aug 1, 2024
TG-ESS-US [11.4kW, 25kWh] {240V}	25 kWh	11.4 kW	240 V	—	Aug 1, 2024
TG-ESS-US [3kW, 30kWh] {208V}	30 kWh	3 kW	208 V	—	Aug 1, 2024
TG-ESS-US [3kW, 30kWh] {240V}	30 kWh	3 kW	240 V	—	Aug 1, 2024
TG-ESS-US [3.8kW, 30kWh] {208V}	30 kWh	3.8 kW	208 V	—	Aug 1, 2024
TG-ESS-US [3.8kW, 30kWh] {240V}	30 kWh	3.8 kW	240 V	—	Aug 1, 2024
TG-ESS-US [5kW, 30kWh] {208V}	30 kWh	5 kW	208 V	—	Aug 1, 2024
TG-ESS-US [5kW, 30kWh] {240V}	30 kWh	5 kW	240 V	—	Aug 1, 2024
TG-ESS-US [6kW, 30kWh] {208V}	30 kWh	6 kW	208 V	—	Aug 1, 2024
TG-ESS-US [6kW, 30kWh] {240V}	30 kWh	6 kW	240 V	—	Aug 1, 2024
TG-ESS-US [7.6kW, 30kWh] {208V}	30 kWh	7.6 kW	208 V	—	Aug 1, 2024
TG-ESS-US [7.6kW, 30kWh] {240V}	30 kWh	7.6 kW	240 V	—	Aug 1, 2024
TG-ESS-US [8.2kW, 30kWh] {208V}	30 kWh	8.2 kW	208 V	—	Aug 1, 2024
TG-ESS-US [8.2kW, 30kWh] {240V}	30 kWh	8.2 kW	240 V	—	Aug 1, 2024
TG-ESS-US [9kW, 30kWh] {208V}	30 kWh	9 kW	208 V	—	Aug 1, 2024
TG-ESS-US [9kW, 30kWh] {240V}	30 kWh	9 kW	240 V	—	Aug 1, 2024
TG-ESS-US [10kW, 30kWh] {208V}	30 kWh	10 kW	208 V	—	Aug 1, 2024
TG-ESS-US [10kW, 30kWh] {240V}	30 kWh	10 kW	240 V	—	Aug 1, 2024
TG-ESS-US [11.4kW, 30kWh] {208V}	30 kWh	11.4 kW	208 V	—	Aug 1, 2024
TG-ESS-US [11.4kW, 30kWh] {240V}	30 kWh	11.4 kW	240 V	—	Aug 1, 2024

Capacity & power

CEC Energy Storage System List

Nameplate energy (CEC)5–30 kWh
Rated power (CEC)3–11.4 kW
ChemistryLithium Iron Phosphate
Grid connection208 / 240 V

Safety listings

CEC Energy Storage System List

UL 9540 (energy storage system)Certified by Intertek
Certificate date & editionApr 3, 2024 · Ed. 3 : 2023

UL 9540 certifies the whole storage system; UL 9540A is the fire-propagation test that fire codes ask for indoors and near walls.

California grid & code compliance

CEC Energy Storage System List

UL 1741 SB (IEEE 1547-2018)Yes
UL 1741 SA (Rule 21)Yes
CSIP (IEEE 2030.5)Yes (with conditions)
JA12 declaration (Title 24)No
Monitor Key Data schedulingYes

Questions & answers

How much energy does the Tigo Energy TG-ESS-US [xxkW, xxkWh] store?

5–30 kWh nameplate, per the California Energy Commission list.

Is the TG-ESS-US [xxkW, xxkWh] UL 9540 certified?

Yes — the CEC list shows UL 9540 certification (certified by intertek).

Sources

California Energy Commission — Energy Storage System List, data as of Oct 7, 2026. Manufacturer-reported values confirmed by CEC against certificates.