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INOCEL

Z300-S

GEN-Z System Z-300 S — the 300 kW fuel cell

HydrogenPEM fuel cell systemModelled
Z300-S by INOCEL
Rated electrical power
300kW
Peak efficiency
65%

Characteristics

2 of 5 fields · all sourced · retrieved 2026-09-27
Rated electrical power
300kW
Peak efficiency
65%

The INOCEL Z300-S is a PEM (proton exchange membrane) fuel cell system built for stationary applications and integrated directly into INOCEL's own generators, targeting industrial sites, critical infrastructures and other environments that need a stable, durable supply. It is based on the Z300 stack plus the surrounding system — air and hydrogen supply, ducting, control elements and intelligent software — and the key features list rates it above 300 kW, with efficiency up to 65%, a power ramp-up under 2 s, dimensions of 440 x 450 x 491 mm, 97 l of volume and 136 kg. INOCEL credits more than 25 years of fuel cell research conducted at the CEA, and states that at equivalent volume and weight its fuel cells deliver up to three times more power than market standards, with high power density and fast transient response reducing the need for large-capacity auxiliary batteries. The modular architecture and control software are presented as scaling from 300 kW to several MW, while the software also covers monitoring and predictive maintenance.

Manufacturer datasheet (4)

Dimensions
440x450x491mm
Weight
136 kg
Volume
97 l
Power ramp-up
<2 s