Philips HeartStart HS1 Semi Automatic Defibrillator

Waveform: Truncated Exponential Biphasic; waveform parameters adjusted as a function of each
patient’s impedance

Therapy: Adult defibrillation: peak current 32 A (150 J nominal into a 50 ohm load) Pediatric defibrillation with optional Infant/Child SMART Pads Cartridge installed: peak current 19 A (50 J nominal into 50 ohm load)

Shock-to-shock cycle time: Typically less than 20 seconds between shocks in a series

Quick Shock: Able to deliver a shock after the end of a CPR interval, typically in 8 seconds

Voice instructions: Detailed voice messages guides the responder through use of the defibrillator

CPR guidance: Instructions for infants and children under 25 kg (55 lb) or 0-8 years old, and adults and children over 25 kg (55 lb) or greater than 8 years old

Shock delivery: Via adhesive pads placed on patient’s bare skin as illustrated on pads

Controls: Green SMART Pads Cartridge handle, green On/Off button, blue i-button, orange Shock button

Indicators: Ready light; blue i-button; caution light, Shock button lights up when shock is advised

Physical

Size: 7.2 cm x 19 cm x 21 cm (2.8 in x 7.4 in x 8.3 in) H x D x W

Weight: With battery and pads cartridge: 1.5 kg (3.3 lb) Without battery or pads cartridge: 1 kg (2.4 lb)

Environmental/physical requirements

Sealing: Solid objects per EN60529 class IPX2 Drip-proof per EN60529 class IPX1

Temperature: Operating: 0° – 50° C (32° – 122° F) Standby: 10° – 43° C (50° – 109° F)

Humidity: Operating: 0% to 95% relative, non-condensing Standby: 10% to 75% relative, non-condensing

Altitude: Operating: 0 to 4,572 m (15,000 ft) Standby: up to 2,591 m (8,500 ft)

Shock/drop abuse: Withstands one-meter drop to any edge, corner or surface

Battery (M5070A)

Type: 9 Volt DC, 4.2 Ah, composed of disposable long-life lithium manganese dioxide primary cells

Capacity: Minimum 200 shocks or 4 hours of operating time

Install-by date: Battery is labeled with an install-by date of at least 5 years from date of manufacture

Standby life: Typically, 4 years when battery is installed and when stored and maintained according to directions provided in this document

SMART Pads

Adult SMART Pads Cartridge: M5071A defibrillation pads for patients over 8 years of age or 25 kg (55 lb) and over

Infant/Child SMART Pads Cartridge: M5072A defibrillation pads for patients
0-8 years of age and under 25 kg (55 lb), by prescription only

Active surface area: 85 cm2 (13.2 in2) each

Cable length: Adult SMART Pads: 137.1 cm (54 in) Infant/Child SMART Pads: 101.6 cm (40 in)

Use-by date: Cartridge is labeled with a use-by date of at least 2 years from date of manufacture

Vibration: Meets EN1789 random and swept sine, road ambulance specification in operating
and standby states

EMI: (radiated/ immunity) Meets EN55011 Group 1 Level B Class B and EN61000-4-3

Data recording and transmission

Infrare:d Wireless transmission of event data to a smartphone or PC, using the IrDA protocol

Data stored: First 15 minutes of ECG and the en

Patient analysis system

Patient analysis: Evaluates patient ECG to determine if a rhythm is shockable. Rhythms considered shockable are ventricular fibrillation (VF) and certain ventricular tachycardias (VT) associated with lack of circulation. For safety reasons, some VT rhythms associated with circulation will not be interpreted as shockable, and some very low-amplitude or low-frequency rhythms will not be interpreted as shockable VF.

Sensitivity/specificity: Meets AAMI DF80 guidelines and AHA recommendations for adult defibrillation (Circulation 1997;95:1677-1682)

Artifact detection: The effects of pacemaker artifact and electrical noise are minimized

Automated and user-activated self-tests

Daily automatic self-tests: Tests internal circuitry, waveform delivery
system, pads cartridge and battery capacity

Pads integrity test: Specifically tests readiness-for-use of pads (gel moisture)

Battery insertion test: Upon battery insertion, extensive automatic self-tests and user-interactive test check device readiness

Status Indicators: Blinking green “Ready” light indicates ready for use; audible “chirp” indicates
need for maintenance

Philips HeartStart HS1 Semi-Automatic Defibrillator: Reliable, User-Friendly, and Portable

The Philips HeartStart HS1 Semi-Automatic Defibrillator is a highly effective solution for emergency defibrillation, designed for ease of use and reliability. This advanced device ensures that anyone, whether a trained responder or a layperson, can confidently deliver life-saving care during cardiac emergencies. Its intuitive design and robust features make it an excellent choice for a wide range of environments, including workplaces, schools, and public spaces.

Key Features of the Philips HeartStart HS1

• Semi-Automatic Operation The HS1 analyzes the patient’s heart rhythm and prompts the user to deliver a shock when necessary. This combination of automation and user control ensures fast and accurate responses during emergencies.
• Compact and Portable Design Weighing just 1.5 kg, the HS1 is lightweight and easy to carry. Its portability makes it ideal for various settings, from offices to community centers.
• User-Friendly Interface With clear audio and visual prompts, the HS1 guides users through the resuscitation process step by step, ensuring confidence even for those with minimal training.
• Quick Shock Delivery Delivers a shock typically within 8 seconds after CPR, minimizing interruptions and improving the chances of survival, View Document.
• Versatile SMART Pads Compatible with both Adult SMART Pads and optional Infant/Child SMART Pads, allowing easy switching to provide age-appropriate care.
• Long Battery Life The HS1 is equipped with a durable battery that offers up to four years of operational readiness, ensuring the device is always prepared for emergencies.
• Automatic Self-Testing Daily self-checks verify the device’s functionality, giving users peace of mind that the defibrillator is always in optimal condition.
• Rescue Ready Indicator A visual indicator displays the device’s readiness, allowing for quick and easy confirmation of its operational status.
• Durable and Versatile Designed to perform in both indoor and outdoor environments, the HS1 is built to withstand tough conditions, making it a dependable choice for emergency response.
• Easy Maintenance Maintenance is straightforward, with easily replaceable pads and batteries, ensuring the device remains ready for use with minimal effort.

Why Choose the Philips HeartStart HS1?

The Philips HeartStart HS1 Semi-Automatic Defibrillator combines advanced technology with user-friendly features to deliver life-saving care in critical moments. Its durable design, intuitive operation, and reliable performance make it a top choice for both professional and public use. Whether you're equipping a school, office, or community space, the HS1 ensures you're prepared for cardiac emergencies with confidence.

Don't forget to book your AED training!

Read our guide on Philips defibrillators

1. What is the Philips HeartStart HS1 Defibrillator?

The Philips HeartStart HS1 is a semi-automatic defibrillator designed for use by non-medical personnel in emergencies involving sudden cardiac arrest (SCA). With intuitive voice prompts and SMART Analysis technology, it guides users through each step of the rescue process—making it ideal for workplaces, schools, and community settings.

2. Who can use the HS1 defibrillator?

Anyone can use the HS1. It’s designed specifically for lay responders, thanks to its step-by-step instructions, automatic rhythm detection, and simple two-button operation. Whether in the office, at home, or in public, the HS1 helps give bystanders the confidence to act quickly.

3. How often should I replace the pads and battery?

To keep your defibrillator rescue-ready:

• Replace the SMART electrode pads every 2 years or after use.

• Replace the battery every 4 years or after 200 shocks.

It’s also wise to keep a spare set on hand for peace of mind.

4. Can I use the HS1 on children?

Yes, with paediatric SMART pads, the HS1 can be safely used on children aged 1–8 years or under 25kg. These specially designed pads reduce the shock intensity for paediatric use.

5. Is the HeartStart HS1 compliant with UK regulations?

Absolutely. The HS1 complies with Resuscitation Council UK guidelines, is CE marked, and meets all relevant safety standards. It’s trusted by organisations across the NHS, education, and corporate sectors. 

6. How easy is it to maintain the HS1 defibrillator?

The HS1 performs automatic self-checks daily, and a green status indicator lets you know it's ready to use. Regular maintenance involves:

• Visual inspection of the device and indicator light

• Timely replacement of pads and batteries

• Storing the unit in a protective cabinet or case to prevent damage

7. Does the HS1 come with a warranty?

Yes, the HS1 is backed by an 8-year manufacturer warranty from Philips. This ensures long-term reliability and support, whether your device is placed in a school, gym, or office.

8. Is training required to use the Philips HS1?

While no training is legally required, we recommend basic AED awareness. The HS1’s voice-guided instructions make it simple to use, even under stress. For teams or communities, we offer AED training solutions to boost confidence and compliance.

9. What certifications does the Philips HS1 have?

The HS1 holds:

• CE certification

• FDA approval

• ISO 13485:2016 compliance

These credentials assure that the device meets high global standards for safety and performance.