OffGrid

OffGrid Faraday Stack

POA

Fits
Most smartphones
Closure Mechanism
Rapid magnetic seal with single-fold Velcro
Faraday Fabric
Triple layer Vega Wrap™ nickel/copper/polyester
Origin
Made in USA

The OffGrid Faraday Stack is a modular Military-grade RF shielding solution designed for bulk storage and shielding of mobile devices. Blocks all wireless signals, safeguards phone against security breaches & data theft. Meets shielding standards IEEE 299-2006 and MIL-STD-188-125-2. Constructed with multiple layers of proprietary Vega Wrap nickel-copper Faraday fabric. Magnetic & velcro single-fold closure.  Ideal for sensitive areas like conference rooms, embassies, courtrooms, vessels or anywhere else tracking or eavesdropping is a concern.

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Categories:
Average Attenuation103dB from 10MHz-10GHz
Modular OptionsShield 12, 16 or 30 phones
CertificationsMIL-STD-188-125-2 and IEEE 299-2006
About This Product

OffGrid Faraday Stack - Modular Shielding Solution for Bulk Storage of Mobile Devices

The OffGrid Stack is a modular Faraday shielding solution for bulk storage of mobile devices. Each Stack array can carry up to 30 mobile phones. The modular design allows access to individual phones without compromising the security of other devices.

Stack modules are built around the OffGrid Extract bag. Each device is shielded by the Extract’s triple multi-layer shielding system and features the OffGrid quick access ripcord technology so users can retrieve their devices with ease. The Extract modules attach to the panel array by a sturdy Molle attachment clip. The Molle panel is made of rugged Cordura nylon and 16 grommets serve your custom anchoring needs.

The ultimate solution for environments where security and efficiency are non-negotiable.

Designed For: 

  • Secure Bulk Storage for Sensitive Areas – courtrooms, embassies, vessels, boardroom & other meeting rooms, or any sensitive workspace.
  • Classrooms, workplaces, secure facilities, or any operation that demands absolute control over mobile devices.
  • Law Enforcement agencies; Digital Forensics; Military & Intelligence agencies; Government agencies; Corporations.
  • Shield phones, key fobs, Crypto wallets, GPS units, hard drives and similar devices.

Features:

  • Bag Capacity Options: for 12, 16 or 30 phones.
  • Modular, Easy Access Design: each module attaches to a central panel with rugged clips and lets you remove one device without compromising RF shielding of the other devices in the stack.
  • The Stack panel has multiple anchor points for custom mounting in sensitive environments like conference rooms or secure facilities.

Construction:

  • The Stack’s panel: made from tough Cordura nylon and reinforced with grommets for anchoring.
  • Faraday Bag Outer Construction: Tight weave ballistic nylon with TPU backed ripstop throat.
  • Faraday Bag Interior: three layers of proprietary abrasion resistant Vega Wrap™ nickel-copper Faraday fabric (two layers are bonded together, plus a third single layer).
  • Faraday Bag Seam Construction: proprietary puncture free seams sealed with conductive adhesive.
  • Faraday Bag Closure Mechanism: Single fold over with Magnetic throat and Velcro secured.
  • Quick-Access Ripcord Technology : the Extract modules feature a ripcord for fast, one-hand access to devices, allowing fast and efficient retrieval.
  • Special Features: Hypalon dual orientation MOLLE receiver with MOLLE clip included.

Dimensions & Weight: 

  • Faraday Sleeve External Dimensions: ~ 11.7cm W x 21.1cm L
  • Faraday Sleeve Internal Dimensions: ~ 9.8cm W x 19cm L
  • Faraday Sleeve Weight: 272g

RF Isolation & Shielding:

  • Average attenuation: 103.6dB from 10MHz to 10GHz, and 82.1dB from DC to 40GHz (Full Testing Spectrum)
  • Certified by Keystone Laboratories (USA) to two standards IEEE 299-2006 (shielding effectiveness) and MIL-STD-188-125-2 (shielding from High Altitude Electromagnetic Pulse)
  • Blocks all RF signals including WiFi (2.4 to 5GHz), Bluetooth, Cellular (including 5G), GPS, RFID, NFC, and radio signals
  • Blocks carrier, hardware, and OS agnostics
  • Shields against Electromagnetic Pulse (EMP), High Altitude Electromagnetic Pulse (HEMP), Coronal Mass Ejections (CME), Solar Flares
  • Blocks device hacking, tracking, remote wiping and remote detonation

OffGrid customers include worldwide Government Departments & Military (including New Zealand), CIA, FBI, US Military & many other high profile organisations and companies!

Usage Warning: the Faraday fabric on the inside will become defective with extended water contact or any punctures – do not insert wet devices, items or devices with sharp edges or unprotected sharp objects inside the bag.

For more information about OffGrid products, visit our OFFGRID brand page.

Fits
Most smartphones
Closure Mechanism
Rapid magnetic seal with single-fold Velcro
Faraday Fabric
Triple layer Vega Wrap™ nickel/copper/polyester
Origin
Made in USA
Device Support
Phone
103dB
average attenuation from 10MHz to 10GHz

Full signal isolation - the enclosed device can't transmit or receive signals. The bag will block remote hacking, spyware installation, microphone activation, or location tracking, active or passive. Suited to sensitive meetings, executive protection, and forensic seizure workflows where chain-of-custody matters. Unlike using airplane mode or powering off the device, which rely on the phone's software behaving correctly, the bag physically blocks all transmissions at both the hardware and software level.

Wi-Fi
2.4 & 5 GHz
Bluetooth
All versions
Cellular
incl. 5G
GPS
L1 / L5
RFID
All frequencies
NFC
13.56 MHz
EMF / EMR
Full spectrum
EMP / CME
Pulse protection

Secure Facilities & Boardrooms

Securing executive meetings, boardrooms, and research labs by forcing all attendees to lock their phones, preventing microphones from being activated remotely or data from being intercepted.

Government & Military

Used in embassies, courtrooms, and secure defense areas to protect classified communications and prevent unauthorized tracking or eavesdropping.

Digital Forensics & Law Enforcement

Allows law enforcement and cyber security professionals to confiscate and transport multiple mobile devices at once. It prevents remote wiping, device tracking, or tampering with digital evidence before it can be analyzed.

Modular, Multi-Device Storage

Options hold 12, 16 or 30 mobile devices. The modular, clip-on design allows individuals to retrieve or insert a single shielded phone (using quick-access ripcords) without compromising the security of the other devices

EMF & EMP Shielding

Safeguards sensitive electronics from localized electromagnetic pulses (EMP), power surges, and extreme interference events.

What You Can Shield

Mobile phones, RFID-enabled cards (credit, debit, ATM cards), passports, smart watches, car key fobs, two-way radios, GPS units, hard drives, Crypto cold wallets.

Product Specification Sheet

OffGrid Faraday Stack — Technical Data Sheet
PDF · Auto-generated · Includes specifications, certifications & key features
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Product Video

OffGrid Faraday Stack — Product Video
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