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Large industrial HVAC unit with ventilation and exhaust components.
MODULAR POWER BLOCKS - LIQUID FUEL

1gen™ Series

2MW to 4MW Power Output

Diesel / HVO

Critcal Standby Operation

Tier 2 and Tier 4

Configure

Summary

The 1Gen™ Series is a single-generator emergency standby power platform engineered specifically for critical backup power applications. The platform integrates high-output diesel gensets from leading OEM manufacturers including Cummins, Caterpillar (CAT), Rolls-Royce MTU, and Rehlko into a factory-integrated backup power solution optimized for Tier III and Tier IV critical infrastructure environments.


Each 1Gen™ power block includes a packaged genset, integrated 24-hour UL-listed base fuel tank, advanced controls, optional paralleling switchgear, and medium-voltage distribution options designed to support hyperscale, colocation, enterprise, and edge data center deployments.


The platform is focused on rapid deployment, operational resiliency, and high-reliability emergency standby performance during utility outages and grid instability events.

BYOG Option

KEY ADVANTAGES

KEY ADVANTAGES

KEY ADVANTAGES

  •  Rapid deployment for accelerated data center schedules 
  • OEM flexibility across major generator manufacturers 
  • High reliability for mission-critical backup applications 
  • Simplified site integration and commissioning 
  • Scalable deployment across multiple MW blocks 
  • Standardized design approach for hyperscale rollouts 
  • Extended runtime capability with integrated fuel storage 
  • Optimized for utility outage protection and grid resiliency 
  • Flexible MV distribution architectures available

Features

KEY ADVANTAGES

KEY ADVANTAGES

  • Single-generator emergency standby architecture 
  • Integrated 24-hour UL-listed base fuel tank 
  • Standardized integrated enclosure design 
  • Designed for Tier III / Tier IV data center resiliency applications 
  • Optional medium-voltage distribution configurations 
  • Factory-integrated controls and monitoring 
  • UL 2200 compliant enclosures 
  • NFPA 110 compliant configurations 
  • Rapid-start emergency response capability 
  • Optional SCR-based Tier 4 emissions systems 
  • Modular deployment architecture for scalable campus expansion 
  • Optimized for rapid installation and commissioning

Applications

KEY ADVANTAGES

Optional Configurations

  •  Hyperscale data centers 
  • AI / HPC compute campuses 
  • Colocation facilities 
  • Enterprise data centers 
  • Urban and constrained-site deployments 
  • Telecommunications infrastructure 
  • Critical digital infrastructure campuses

Optional Configurations

Optional Configurations

Optional Configurations

  •  4.16kV, 12.47kV, 13.8kV, and 34.5kV output 
  • Utility paralleling switchgear 
  • SCADA integration 
  • Black-start capability 
  • Sound attenuation packages 
  • Extended runtime fuel systems 
  • Redundant controls and communications 

Compliance

Optional Configurations

Compliance

  • EPA Tier 2 standard emissions configuration 
  • Optional Tier 4 compliant configurations with SCR systems and associated emissions control equipment 
  • UL 2200 compliant enclosures 
  • NFPA 110 compliant configurations 
  • NEC and IEEE compliant integration designs 
  • Designed to support Tier III / Tier IV data center resiliency requirements 

Schedule

Optional Configurations

Compliance

Ready to ship 26-36 weeks from PO for BYOG

Need critical backup power? No problem.

Configure

Bring Your Own Genset (BYOG) Program

The 1Gen™ platform supports customer-specified generator integration through the Nex1 Bring Your Own Genset (BYOG) program. This approach enables developers, EPC firms, hyperscale operators, and colocation providers to standardize on preferred OEM equipment while leveraging Nex1’s integrated packaging, controls, fuel systems, and deployment architecture. 

BYOG Capabilities

  •  Customer-selected genset OEMs 
  • Flexible control system integration 
  • Custom MV distribution configurations 
  • Site-specific enclosure and packaging designs 
  • Utility and paralleling integration 
  • Factory integration and testing 
  • Tier 2 and Tier 4 emissions configurations 
  • Compatible with Tier III / Tier IV resiliency architectures 

Typical Supported OEMs

  •  Cummins 
  • Caterpillar (CAT) 
  • Rolls-Royce MTU 
  • Rehlko 
  • Mitsubishi 
  • Baudouin 
  • MAN 
  • Volvo Penta 
  • Other customer-approved platforms

Expert Consulting Services

  • Single-generator emergency standby architecture 
  • Integrated 24-hour UL-listed base fuel tank 
  • Standardized UL2200 integrated enclosure design 
  • Designed for Tier III / Tier IV data center resiliency applications 
  • Optional medium-voltage distribution configurations 
  • Factory-integrated controls and monitoring 
  • NFPA 110 compliant configurations 
  • Rapid-start emergency response capability 
  • Optional SCR-based Tier 4 emissions systems 
  • Modular deployment architecture for scalable campus expansion 
  • Optimized for rapid installation and commissioning

Downloads

Files coming soon.

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