TerraLIX

PEM STACKS

4 kW Closed-Cathode Air-Cooled PEM Fuel Cell Stack : HYCUS N4

Summary

Closed-cathode type : Separation of channel for supply of reactant air and cooling air

Stack rated ouput : 4.0 kW

Composed of titanium separator

Stack warranty life time : 3,000 hours

Moisture-free operation (No separate humidifier required)
Optimized for various applications : UAM, UAV, portable power systems, and UPS power solutions
Scalable stack architecture : Supports series and parallel configurations for flexible system integration
Multi-stack power scalability : Enables various system configurations from single-stack operation to tens-of-kW-class power systems

Description

Closed-Cathode Air-Cooled PEM Fuel Cell Stack : HYCUS N4

HYCUS N models consist of closed-cathode type air-cooled fuel cells engineered for efficient, lightweight, and high-performance power delivery in compact applications.
Highly reliable stack performance
Operates without external humidification (Moisture-free operation)
Titanium separators for enhanced durability and reduced weight
Designed for harsh conditions and mobility-oriented use
Stack warranty life of 3,000 hours
The HYCUS N series is purpose-built for seamless integration into portable, mobile, and remote power systems where compactness and reliability are essential.

Key features

Closed-Cathode Design: Independent channels for reactant air and cooling air enhance stack
stability and performance.

Optimized for moisture-free operation—no separate humidifier required.

Titanium separators improve system durability while minimizing weight.

Fuel inlet pressure: 1 ± 0.2 bar.g

Hydrogen consumption: 70 g/kWh (at 5-second purge interval)
Hydrogen consumption: 57 g/kWh (at 8-second purge interval)

Rated power of 4.0 kW.

Technical Specifications

HYCUS N4 (150 cells)

- Rated power : 4.0 kW @ 0.6 A/cm²
- Rated voltage : 106.0 V @ 0.6 A/cm²
- Voltage range : 98 ~ 150.5 Vdc

- Mass : 2.6 kg

- Size (W x L x H) : 215 x 70 x 403 mm

Application areas

UAV Systems
UAM Systems
Portable Power Systems
Mobile Backup Units
Remote Applications

TerraLIX delivers customized fuel cell solutions backed by deep expertise in air-cooled systems and proven technical know-how. To explore how HYCUS N can support your energy needs, please fill out the RFQ or contact form on this product page.