Introducing the HEART Pocket

Meet the smallest, lightest defibrillator available. Weighing just 700 grams, it fits into your pocket, so it’s right there with you when lives are in the balance.

St John Ambulance is proud to release the HEART Pocket defibrillator as the sole UK distributor.

We put the power in your hand

When cardiac arrest strikes, time disappears. Every second matters. So you need the right tools on you – in your pocket, in your hand – not hundreds of yards and dozens of seconds away.

HEART Pocket is built for responders like you on the move...in remote locations, in the field, on the road, far from other help, under the greatest possible pressure. Instant access to life-saving defibrillation. No heavy equipment. No delays. No compromises. Just the power to take
action NOW. Ready anywhere. Fits seamlessly into your kit, or straight into your pocket.

HEART Pocket. Put life-saving power in your hand and support St John Ambulance to help save more lives.

HEART Pocket Video

Watch to see why the HEART Pocket is ready wherever you are.

How small and portable?

At just 700 grams, you won't believe how portable this defibrillator is.

Compared to a pencil -

Compared to a pencil

Compared to a coffee cup -

Compared to a coffee cup

Compared to a marker pen -

Compared to a marker pen

Compared to a water bottle -

Compared to a water bottle

Compared to a phone -

Compared to a phone

Register your interest

Our dedicated business sales team are ready to discuss this exciting new product for your business needs. Click on the button to book a call now, email us at: heartpocketenquiries@sja.org.uk or fill out the form below and we will get in touch with you.

Key benefits

Fits in your hand -

Fits in your hand

Pocket Sized -

Pocket Sized

Built to last -

Built to last

Easy to use -

Easy to use

Rechargeable option -

Rechargeable option

Simple Setup -

Simple Setup

Patented Tiny Combine™ technology:

  • Portable and lightweight – 5.3(H) x 8.6(W) x 15cm(L). Less than 0.7kg
  • IP65 - Protects against dust and wet environments
  • Robust - Drop tested to 1.5 metres

Advanced features and benefits

  • Connectivity - Supports 4G mobile communication and GPS positioning
  • Data Storage - Stores 24 hours of ECG data
  • Smart Pads - (suitable for adults and children) 5-year lifespan, allowing for biphasic shocks
  • MDR Approved

Key sectors

Emergency responders

Power in your hand to protect public safety

Supporting those who protect the public every day - from emergency services and first responders to healthcare, transport, and rescue organisations across the UK.

Security / Events

Power in your hand to keep the people safe

Empowering those who keep people safe at scale - from public venues and major events to everyday facilities where crowd safety, rapid response and confidence matter.

Remote workforce

We put the power in your hand

Enabling teams who work beyond fixed sites - from transport and recovery services to construction, agriculture and field‑based operations where staying connected and protected matters most.

Meet the HEART range

In 2025, St John Ambulance launched our HEART AEDs, our own brand defibrillators which are used across the charity, and are available to purchase through our website and sales team. These have been well received by customers for their pricing, specification and performance.

The HEART range

The HEART Pocket extends our range of defibrillators that carry our name.

Call our Sales Team

Our dedicated business sales team are ready to discuss this exciting new product for your business needs. Click on the button to book a call now or email us at: heartpocketenquiries@sja.org.uk