The Defender Signal Blocker is a premium, police-accredited faraday pouch that blocks RFID signals from car keys to prevent keyless vehicle theft.
Designed to combat two of today’s biggest driving concerns – keyless car theft and mobile distraction – this dual-purpose pouch is a reliable solution trusted by thousands across the UK.
Dual protection: It blocks signals from car key fobs to prevent thieves from boosting your key’s signal and is spacious enough to hold a smartphone to block all phone signals.
Trusted solution: It prevents relay attacks on key fobs and reduces mobile phone distractions by cutting off calls, notifications, and data while you drive.
Premium materials: Constructed using our exclusive RPF™ and reinforced with double stitching for long-lasting performance.
Police accredited: Officially recognised under the Secured by Design Police Preferred Specification – the UK standard for trusted crime prevention products.
As Seen on ITV News: Proudly showcased by Gwent Police as the official Police Accredited solution to combat vehicle crime.
Award-winning performance:
Auto Express Best Buy – 2018, 2019, and 2023
Shortlisted for In-Car Product of the Year – First Car Awards 2018 & 2019
Easy to use: Simply place your car key or phone inside and seal the pouch. All signals are blocked instantly, and your device reconnects within 5 seconds after removal.
Portable and discreet: Includes a practical external hook for attaching to keyrings or lanyards.
Comprehensive protection: Effectively blocks signals including RFID, Wi-Fi, 3G/4G/5G, GPS, NFC, and EMF – ideal for phones, car fobs, credit cards, travel pouches and more.
12-month guarantee: Backed by a 1-year manufacturer’s warranty for your peace of mind.
Product details:
• Dimensions: 18.6 x 11.5 x 0.6 cm
• Colour: Black
• Pack size: 2 pouches included
Need a smaller option? Explore the Defender Signal Blocker Mini – perfect for compact protection wherever you go.
Great product
Excellent product. Arrived very quickly. Would highly recommend
Brilliant bit of kit.
Good product and arrive on time
Works perfectly. Great Value. 😎👍🏻
Excellent product, worth every penny, and both cars still sitting proudly on the drive.
Easy service good product arrived on time
Nice quick delivery, tested the pouch and it worked. Couldn’t ask for more, would recommend.
Well made very sturdy product. Look great. My car fob and two house keys on the ring fit in it perfectly without stretching it.
Faraday pouches tested with car keys and phone – both successfully blocked when in the closed pouch.