Invergy Launches Liquid-Cooled 418 kWh i-TANK PRO MAX at REI 2026

Karthik S Gannavaram

The Liquid-Cooled Flagship

The i-TANK PRO MAX carries a rating of 210 kW and 418 kWh, the company says. An 8 kW chiller holds its cells at temperature, while a PCS, a two-level BMS and three-tier fire suppression are housed in the same cabinet.

The Invergy i-TANK PRO MAX, rated at 210 kW and 418 kWh, on the opening day | BESS News

Eight Modules, One Cabinet

Behind the open doors sit the eight battery modules that make up the stack; the brochures quote LFP cells at more than 6,000 cycles to 70% state of health, with a 10-year design life.

The eight battery modules inside an open Invergy cabinet | BESS News

The Compact i-TANK MINI

At 128 kWh, 409 V and 314 Ah, the smallest cabinet in the range is cooled by a 3 kW HVAC unit, and it has been sized for smaller commercial and industrial loads, the company says.

The air-cooled Invergy i-TANK MINI, rated at 128 kWh | BESS News
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