Air-Gapped Vault®
Patented TechnologyPhysical and logical isolation that works together. Data in the vault cannot be encrypted, modified, or deleted — even by compromised admin credentials. The last line of defense against ransomware.
Proxmox VE Certified Reseller & Support Partner
Proxmox VE wasn't built with ransomware in mind. Your appliance should be.
Air-Gapped Vault®. True Immutability. Native HA. SAN + NAS + S3 — all in a 4U rackmount appliance backed by 28 years of enterprise storage innovation.
28 Yrs In Business
10K+ Deployments
F500 Trusted
iSCSI.com Original Inventor
Compatible with
1996.
Founded — inventors of iSCSI, registered iSCSI.com
10K+
Enterprise deployments worldwide
8th
Generation StoneFusion™ OS powering every appliance
24/7
US-based support — engineers pick up the phone
Platform Capabilities
Defense built into every layer of storage
Our patented Air-Gapped Vault® and StoneFusion™ OS deliver immutable, recoverable storage for enterprises that can't afford downtime.
Native High Availability
Zero Planned DowntimeDual synchronized HCI controllers with shared RAID storage. Automatic failover, no single point of failure — keeping critical workloads running without manual intervention.
Integrated Threat Detection
SIEM · XDR · MDRSAN, NAS, and S3-compatible storage unified with real-time threat detection. FileLock, Immutable Snapshots, AES-256 encryption, MFA, and behavioral analytics — all in one platform.
Limited-Time Offers
Ready-to-deploy bundles at transparent prices
Every appliance ships with Air-Gapped Vault® included. No hidden licensing, no per-VM fees — just straightforward enterprise pricing.
Most Popular
70TB Backup & DR Appliance
- Patented Air-Gapped Vault® with immutability included.
- Integrated multi-site automated threat detection and response.
- Optional SAN, NAS, and object storage (regular, immutable and/or air-gapped)
- Tested and deployed for Veeam, Commvault, Rubrik, HYCU and Veritas.
$7,995Starting price
Contact us High Capacity
200TB Scale-Out Appliance
- Integrated security and ransomware protection.
- Patented Air-Gapped Vault® with immutability included.
- Petabyte-scale scalability.
- Optional integration with enterprise hypervisors and backup software.
$14,995Starting price
Contact us Compliance Ready
98TB Veeam Bundle
- 10 Veeam Backup Essential licenses
- SEC 17a-4 / FINRA compliant
- VMware, Proxmox VE, & Hyper-V support
- Optional Veeam certified professional services
$9,995Bundle price
inc. licenses
Contact us inc. licenses
Pay-As-You-Grow
Veeam Cloud Backup & DR
- Patented Air-Gapped Vault® with immutability.
- Azure, AWS, Private Cloud
- No upfront commitment
- FINRA / SEC compliant
$10Per TB/month,
no minimum
Contact us no minimum
Unified Storage
100TB Scale-Out NAS
- Patented Air-Gapped Vault® with immutability included.
- StoneFusion™ OS 8th Gen
- NFS, SMB, iSCSI support
- Petabyte-scale scalability.
- Optional integration with enterprise hypervisors and backup software.
$8,995Starting price
Contact us Unified Storage
Proxmox VE Licensing Incentive for New Deployments
- Up to Dual 32-Core Intel Xeon CPU per node
- Up to 2TB system Memory per Node per Server
- 10GbE, 25GbE, 40GbE, and 100GbE Connectivity
- NVMe, SSD, and Hybrid Storage Configurations
- Dual Active-Active Storage Controllers
50% OffPrice
Contact us No Pitch Deck. No Fluff.
Just your solution — in 30 minutes.
We'll listen, walk you through exactly what fits your environment, and hand you a written quote before we hang up.
1–10
We listen to your current setup
Tell us what you're protecting, your recovery time objectives, your environment (VMware, Proxmox, Hyper-V), and your budget range.
10–25
Live walkthrough — your exact scenario
We demo the StoneFusion interface and Air-Gapped Vault live, configured to match your use case — not a canned slideshow.
25–30
Written quote before we hang up
A real, itemized quote. No "we'll follow up in three days." You leave the call with numbers in your inbox.
Book Your 30-Minute Demo
Pick a time — we'll confirm within 1 business day.
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✓ No commitment ✓ Written quote same day ✓ Real engineers, not sales reps
Customer Stories
Trusted by IT leaders who needed it to work
"DR365 backup and replication appliance is a versatile box — you can configure it as a VMware host running multiple Virtual Machines and as a high-performance NAS. Really easy to manage and extend for more space."IT Infrastructure LeadWWF-Canada
"StoneFly's flexible backup grew with us, safeguarding our business and providing an integrated, stable foundation. They helped us streamline our evolving backup and recovery operations for the most efficient resource utilization possible."Director of IT OperationsEcker Enterprises, Inc.
"When ransomware hit our industry peers, we were the ones watching from the sidelines. The Air-Gapped Vault was the difference. Recovery took 45 minutes. Our competitors were down for days."VP of TechnologyRegional Healthcare System (1,200 beds)
Trusted by US government departments, Fortune 500 companies & market leaders worldwide
One Patented Engine
Five integrated platforms
StoneFusion™ OS 8th Generation powers every deployment — unified management across storage, backup, security, HCI, and cloud.
Storage
Unified NAS, SAN, and S3 object storage with integrated security, monitoring, and multi-site support.
Backup & DR
Purpose-built for Veeam, Commvault, Veritas, Rubrik, HYCU. Air-Gapped Vault, policy-based immutability.
Security
SIEM, XDR, MDR, NDR solutions. Malware detection, behavioral analytics, unified threat visibility.
Hyperconverged
Built for Proxmox VE, VMware, Hyper-V, KVM, Citrix, XenServer. Consolidates compute, storage, networking.
Cloud
Extend to Azure, AWS, StoneFly Private Cloud. Same management interface. Pay-as-you-grow, no lock-in.
About StoneFly
28 years of storage innovation
In March 1996, StoneFly registered iSCSI.com — we didn't just define the protocol, we own the domain. Headquartered in Castro Valley, California, we've spent three decades turning complex storage challenges into simple, affordable solutions for SMBs and Fortune 500 enterprises alike.
StoneFusion™ OS now powers thousands of deployments across every major industry. Our engineers still pick up the phone.
SEC Rule 17a-4(f)FINRA Rule 4511CFTC Rule 1.31CRN Storage 100 — 5 YearsVeeam ReadyVMware CompatibleAzure MarketplaceProxmox Certified
1996iSCSI.com registered — we invented the standard
8thGeneration StoneFusion™ OS
10K+Active enterprise deployments worldwide
24/7US-based support, engineers not scripts
Ready to protect your data from ransomware?
Schedule a 30-minute consultation and walk away with a written quote — no commitment, no sales pitch, just answers.