Private AI for
Critical Infrastructure

InfraShield NullCloud.ai 4U rackmount local AI appliance, front view

Secure AI Without Sending Your Data to the Cloud

As organizations increasingly rely on AI to support asset management, engineering analysis, vulnerability management, and operational decision-making, many regulated environments cannot expose sensitive operational data to public AI services.

Critical infrastructure operators need AI that delivers enterprise capabilities while keeping data entirely under their control.

InfraShield NullCloud.ai 4U appliance, three-quarter side view
NullCloud.ai touchscreen dashboard showing orchestrator, AI nodes, throughput and system health

How It Works

How NullCloud.ai delivers
secure local AI.

InfraShield's NullCloud.ai is a secure, rack-mounted AI appliance purpose-built for critical infrastructure. Combining high-performance local AI compute with integrated orchestration, it enables organizations to deploy powerful Large Language Models (LLMs) entirely within their own environment — keeping prompts, documents, operational data, and AI workflows private while eliminating unpredictable cloud AI costs. The net result is enhanced security and improved ROI.

4U Rackmount 512GB Architecture 400B+ Parameter Class Integrated Orchestration

Key Benefits

Built for the environments
the public cloud can't reach.

Inside Your Walls

Keep AI processing entirely inside your organization.

9-Month ROI

Eliminate recurring cloud AI token costs and see ROI within 9 months.

Local LLMs

Deploy powerful local Large Language Models (LLMs).

Private RAG

Perform secure document analysis and private RAG workflows.

Faster Analysis

Accelerate engineering, cybersecurity, and operational analysis.

Air-Gap Ready

Support disconnected, air-gapped, and security-sensitive environments.

Integrated 4U Appliance

Delivered as a fully integrated 4U rackmount appliance.

High-Memory Architecture

Built for advanced, large-model AI workloads.

Orchestration Built In

Integrated orchestration and workflow management.

Supported by InfraShield

Configured, delivered, and supported by InfraShield.

Technical Specifications

Grounded in hardware.

Form Factor
4U Rackmount
Integrated appliance
Memory
512GB
Aggregate memory per appliance
Network / Throughput
Up to 10Gbps
RJ45, Fiber
AI Fabric
Up to 200Gbps
Across internal nodes
AI Compute
Up to 4petaFLOPS
FP4, aggregate
Model Scale
400B+ params
Parameter-class AI workflows
Management
Touchscreen
Web Admin / API
Security Architecture
API / WAAP
Built-in security gateway & HIDS
AI Workloads
LLM & RAG
Inference, summarization, analysis

Product Variants

Configure your NullCloud.ai.

Every unit is a 4U appliance with 512GB aggregate memory. Choose your network fabric and AI memory-pool layout to match your workloads.

InfraShield NullCloud.ai appliance preview

360° + Scroll to Zoom

Selected Configuration

IS-NC-4U-2.5G-4-128

2.5 Gbps fiber; 4×128G AI memory pools.

Aggregate512 GB
Pools4 × 128 GB
Fabric2.5 Gbps

Network Fabric

AI Memory Pools

10 Gbps fiber is available with 2×256 GB and 1×512 GB pool layouts.

Request a Demo Today

NullCloud.ai delivers advanced, fixed-cost AI without exposing sensitive operational data to external services — high-memory local inference, integrated orchestration, and touchscreen status in a supported 4U appliance.

See it running in your environment. Connect with our team and we’ll scope a NullCloud.ai deployment for your secure, disconnected, or regulated operations.