






Cellhasher Rackmount +20 Phones
Featuring a server-style smartphone box designed for those that need serious mobile compute power without clutter.
Instead of traditional devices, these phones are built by hand as screenless, battery-free phones engineered specifically for efficiency, longevity, and rackmount integration. By removing displays and other accessory components, these units focus entirely on delivering maximum performance with minimal energy consumption. Built to slot seamlessly into standard server racks with its 2U sizing, the Rackmount Cellhasher delivers unparalleled compute power per watt while staying cool and organized. Integrated cooling fans and centralized management tools ensure stable operation and streamlined control across every device.

Per Phone Specifications
| Phone | RAM | Storage | Android Version | Processor | $ / RAM | $ / Storage |
|---|---|---|---|---|---|---|
| S10 | 8 GB | 128 GB | 12.0 | 8 Cores @ 2.8 GHz | $11.86 / GB RAM | $0.74 / GB Storage |
| S20 | 12 GB | 128 GB | 14.0 | 8 Cores @ 2×2.73 GHz + 2×2.5 GHz + 4×2.0 GHz | $9.57 / GB RAM | $0.89 / GB Storage |
| Flip3 | 8 GB | 128 GB | 12.0 | 8 Cores @ 1×2.84 GHz + 3×2.42 GHz + 4×1.8 GHz | $12.49 / GB RAM | $0.78 / GB Storage |
| Flip4 | 8 GB | 128 GB | 12.0 | 8 Cores @ 1×3.2 GHz + 3×2.75 GHz + 4×2.0 GHz | $13.11 / GB RAM | $0.81 / GB Storage |
Unique Features
Pre-Optimized
Every phone is sent as a clean slate. The Cellhasher Team eliminates any stored data and portions of background bloat (usage-reporting, wizards, etc.) so your device is private and ready to make your own straight out of the box.
In-Depth Review
Every phone is individually vetted for reliability, specification accuracy, and performance. Each is then hand disassembled and formatted to its slot.
ADB Provision
Devices are non-rooted by default, ensuring trusted hardware. Every order instead includes an original authorization file, allowing you to instantly begin controlling your devices in Cellhasher Control.
Manage all your devices simply with Cellhasher Control software.
Download Now →Inside the Cellhasher
What's Included:
Accessories
- Ethernet cable (Cat5e)
- Data cable (USB-B to USB-A)
- Power cable (Type B, 120V/240V)
Custom Control Board
A custom PCB design made mindfully for ARM, featuring integrated data transfer, onboard storage, and OTG-capability (select models).
Power Supply
Supports 120V or 240V AC standard outlets using an adjustable-switch on the PSU.
Cooling Fans
5V cooling fans (x4) with adjustable speed via Cellhasher Control.
