- Brand Deep-Dive · Editor's Pick 2026
ZOLL AED — the only brand with real-time CPR feedback.
- FDA PMA (AED 3) · Active
- 7-year manufacturer warranty
- Recertified saves $500+
- Direct Answer
- ⭐ Editor's Pick · Trained Teams
ZOLL AED Plus Recertified — the CPR-coaching AED at a $500 discount.
- Company Facts
Who is ZOLL Medical?
Founded
1980
Massachusetts, USA
Headquarters
Chelmsford, MA
USA
Named After
Dr. Paul Zoll
Defibrillation pioneer
Parent Company
Asahi Kasei
TSE: 3407 · Since 2012
Employees
~5,000
Global · ZOLL only
Acquisition Price
$2.2B
Asahi Kasei · 2012
AED Warranty
7 Years
AED Plus + AED 3
Industry
Med Devices
Resuscitation
Sources
Corporate facts verified from Asahi Kasei Annual Report FY2024 and the 2012 acquisition SEC filing. FDA approval status verified monthly at accessdata.fda.gov/PMA — AED Plus FDA PMA, AED 3 FDA PMA. Warranty terms from ZOLL manufacturer datasheet on file.
⚡ Editorial Methodology · Since 2024
How we verify every ZOLL claim — 4 primary sources.
01 · FDA PMA + FDA PMA
Active Clearance
AED Plus and AED 3 approval status verified monthly against the FDA PMA database. Confirmed active with indications for lay-rescuer use.
02 · FDA MAUDE
Adverse Event History
Manufacturer + User Facility Device Experience database reviewed for every reported incident since first clearance, weighted against install base.
03 · ZOLL DATASHEET
Specs · Warranty · Feedback Tech
Real CPR Help, See-Thru CPR, Uni-padz, and Rectilinear Biphasic waveform specs sourced from ZOLL product datasheets with issue dates on file.
04 · AUTHORIZED DISTRIBUTOR
Current US Pricing
List prices verified within the last 30 days from authorized US distributors only. Recertified prices from certified US refurbishers. Gray-market pricing excluded.
- The Lineup
Every FDA-approved ZOLL AED for 2026.
Editor's Pick
ZOLL AED 3
CPR Feedback
Real CPR Help
Pads
Uni-padz (universal)
Warranty
7 years
Display
Touchscreen
Newest ZOLL. Touchscreen dashboard shows real-time CPR feedback + rescue metrics. Universal Uni-padz work on adults and pediatric (single pad set, no swap). Wi-Fi for readiness reporting.
Value Pick
ZOLL AED Plus
CPR Feedback
Real CPR Help
Pads
CPR-D-padz (5 yr)
Warranty
7 years
Battery
10× CR123A · 5 yr
The proven ZOLL workhorse. Same Real CPR Help feedback as AED 3 without the touchscreen. CPR-D-padz have the longest pad shelf life in the FDA-approved category (5 years). Cheapest recertified.
ZOLL AED Pro
CPR Feedback
Real CPR Help
Manual override
Yes (trained)
Warranty
5 years
See-Thru CPR
Yes
EMS-grade ZOLL. Manual override, See-Thru CPR (rhythm analysis during compressions), and rugged construction. Correct for fire, police, EMS teams; overkill for lay-rescuer deployment.
Sources
Prices from authorized US distributor list rates[5] verified within the last 30 days. FDA approval status re-verified monthly. Real CPR Help evidence — ZOLL device-metric analyses show measurable improvement in bystander CPR quality when the metronome is active vs voice-only prompts.
ZOLL Replacement Pads
ZOLL Batteries
ZOLL Accessories
- 💰 Money Move · Verified 2026
Recertified ZOLL AED Plus = same warranty, $189 less.
- Why ZOLL Wins
The AED that helps you do CPR right.
Every AED brand can shock a heart. What separates ZOLL is what happens between shocks — the two minutes of CPR that determine whether the shock actually rescues the patient. Real CPR Help uses a sensor embedded in the CPR-D-padz to measure compression depth and rate in real time, then coaches the rescuer with voice prompts (“push harder”, “good compressions”, metronome rate).
The design bet cost ZOLL on price (AED Plus is $500+ more than Philips OnSite) but paid off in outcomes. American Heart Association 2020 guidelines identify compression quality — specifically depth 2 to 2.4 inches and rate 100 to 120 per minute — as one of the strongest modifiable variables in bystander CPR survival. Without real-time feedback, most bystanders push too shallow and too slow.
ZOLL adds a second differentiator: See-Thru CPR filters compression artifacts from the ECG signal, letting the device analyze heart rhythm during compressions instead of pausing. Shorter pauses = higher perfusion = better outcomes. Combined with Uni-padz on the AED 3 (a single universal pad set for adults and pediatric), ZOLL is the right choice for any environment with trained rescuers. See the 60-second matcher or Cost Calculator for your specific fit.
- Editorial Verdict
Where ZOLL wins and where it loses.
- ✓ Wins
Where ZOLL leads
- Real CPR Help feedback. Only FDA-approved brand with real-time depth + rate coaching across the whole AED line.
- See-Thru CPR. Analyzes rhythm during compressions — shorter pauses, higher perfusion.
- AED 3 touchscreen. Only touchscreen dashboard in the FDA-approved US market.
- Uni-padz on AED 3. One universal pad set for adults + pediatric. No swap under stress.
- CPR-D-padz 5-year shelf. Longest pad shelf life in the FDA-approved category — lowest 5-year consumable cost.
- US-headquartered. Chelmsford, MA, HQ with US support and service network.
- ✗ Loses
Where ZOLL falls short
- Price. AED Plus is $500+ more than Philips OnSite. Recertified narrows the gap.
- 7-year warranty vs 8. Slightly shorter than Philips + LIFEPAK standard 8-year.
- AED Pro warranty. Only 5 years on the EMS model — shortest in the ZOLL line.
- CR123A battery cost. AED Plus takes 10 CR123A cells — replacement runs ~$65 vs $189 lithium pack on Philips.
- No OTC home purchase. Prescription required for direct consumer sale (unlike Philips OnSite).
- Uni-padz cost. Universal pads on AED 3 cost more than adult-only sets on HeartSine or LIFEPAK.
- Decision Framework
Should you buy ZOLL? Straight answer.
- ✓ Buy ZOLL If
These sound like your situation
- Your rescuers are trained. Real CPR Help feedback pays off most when the person doing CPR knows what “push harder” means.
- You want the touchscreen (AED 3). Only FDA-approved AED with a touchscreen dashboard.
- You want universal pads. AED 3 Uni-padz eliminate the adult/pediatric swap decision.
- You care about 5-year consumable cost. CPR-D-padz 5-year shelf life beats every competitor.
- You need CPR quality assurance. Real CPR Help + See-Thru CPR give measurable compression quality data.
- You want US-designed + US-supported. ZOLL is US-headquartered in Chelmsford, MA.
- ✗ Skip ZOLL If
Better options exist for these needs
- Your staff is untrained. Choose Philips HeartStart FRx — simpler for lay-rescuer deployment.
- You’re on a tight sub-$1,500 budget. Choose HeartSine 350P ($995) or recertified Philips OnSite ($1,349).
- You need cprINSIGHT (no-pause analysis). Choose LIFEPAK CR2 — different tech, same goal.
- You want a video-screen rescue coach. Choose Defibtech VIEW — visual step-by-step.
- You need 8-year warranty minimum. Choose Philips or LIFEPAK — both 8 years standard.
- You need OTC home purchase. Only Philips OnSite is FDA-approved for direct consumer sale.
- True 5-Year Cost
What ZOLL actually costs across 5 years.
| Line item | Cost | Frequency | 5-Yr Total |
|---|---|---|---|
| ZOLL AED Plus device | $2,021 | One-time | $2,021 |
| CPR-D-padz (5-yr life) | $179 | Every 5 yr (1 set) | $179 |
| CR123A battery 10-pack | $65 | Every 5 yr (1 set) | $65 |
| Pedi-padz II (pediatric) | $159 | Every 2 yr (2 sets) | $318 |
| Wall cabinet + alarm | $249 | One-time | $249 |
| CPR + AED training (4 staff) | $95/head | Every 2 yr (3 rounds) | $1,140 |
| TRUE 5-YEAR TOTAL | $3,972 | ||
Reality check
The $2,021 sticker becomes ~$3,972 across 5 years — nearly identical 5-year total to Philips FRx at $3,999 despite Philips’ lower sticker. ZOLL’s 5-year pads shelf and cheaper batteries close the gap. Model your specific spend with the Cost Calculator.
- 💰 Editor's Pick · Money Move
Recertified ZOLL AED Plus = same Real CPR Help, $189 saved. $1,832.
- ZOLL FAQ
Questions buyers ask most about ZOLL AED.
What is ZOLL AED?
ZOLL AED is a line of automated external defibrillators manufactured by ZOLL Medical Corporation (Chelmsford, Massachusetts). The current US lineup includes three FDA-approved models — AED 3, AED Plus, and AED Pro — all featuring Real CPR Help, a real-time depth and rate feedback system that coaches the rescuer during CPR. ZOLL is a subsidiary of Asahi Kasei Corporation since 2012.
How long does a ZOLL AED last?
The ZOLL AED device carries a 7-year manufacturer warranty on AED Plus and AED 3, 5-year on AED Pro. Consumables have shorter cycles: CPR-D-padz last 5 years (longest in the FDA-approved category), the CR123A battery pack lasts ~5 years in standby. Verify manufacturing date on the back of the unit before deploying — stock can be 12 to 18 months old.
Which ZOLL AED is best?
ZOLL AED 3 for gyms, trained ERTs, and any environment where touchscreen dashboard + universal Uni-padz add value. ZOLL AED Plus for trained rescue teams wanting proven Real CPR Help at a lower price. ZOLL AED Pro for EMS teams needing manual override and advanced diagnostics. See the full AED 3 review or take the 60-second quiz.
How much does a ZOLL AED cost?
Authorized US distributor list prices: AED Plus $2,021 new / $1,832 recertified. AED 3 $2,240 new / $1,995 recertified. AED Pro $3,365. Add ~$250 per year for CPR-D-padz and battery replacement to model true 5-year cost. Use the Cost Calculator.
What is Real CPR Help?
Real CPR Help is ZOLL’s proprietary CPR feedback system that measures compression depth and rate in real time via a sensor in the CPR-D-padz. Voice prompts coach the rescuer — “push harder” or “good compressions” — during the rescue. Only ZOLL AEDs include this feature.
What is See-Thru CPR?
See-Thru CPR is a ZOLL-exclusive technology that filters CPR compression artifacts from the ECG signal, letting the AED analyze heart rhythm during compressions. This shortens the CPR pause required for shock analysis, keeping perfusion higher during the rescue.
Are recertified ZOLL AEDs safe?
Yes. Recertified ZOLL units from authorized distributors carry the same FDA FDA PMA approval and manufacturer warranty as new. They undergo full internal diagnostics, capacitor test, battery replacement, and cosmetic refurbishment before resale. See our full recertified AED Plus review.
Who owns ZOLL Medical?
ZOLL Medical Corporation is a wholly-owned subsidiary of Asahi Kasei Corporation, a Japanese multinational chemicals and healthcare conglomerate. Asahi Kasei acquired ZOLL in 2012 for $2.2 billion. ZOLL operates independently from its Chelmsford, Massachusetts headquarters with its own product roadmap and management.
- Why You Can Trust This Review
Independent. Verified monthly. Zero ZOLL money.
~350K
US SCA Deaths / Year
CDC · Out-of-hospital SCA
~70%
Survival With AED <3 Min
AHA · Circulation 2020
FDA PMA
ZOLL AED Plus FDA PMA
Active · monthly verified
7 yr
Manufacturer Warranty
ZOLL datasheet · 2026
References
- GuidelineAmerican Heart Association. “2020 American Heart Association Guidelines for Cardiopulmonary Resuscitation and Emergency Cardiovascular Care.” Circulation, October 2020. Bystander AED intervention within 3 minutes of collapse remains the strongest modifiable variable in out-of-hospital SCA survival.
- StatisticsCenters for Disease Control and Prevention. “Heart Disease Facts.” Out-of-hospital sudden cardiac arrest kills approximately 350,000 people in the United States annually. Updated 2024.
- DatabaseU.S. Food and Drug Administration. “Premarket Approval (PMA) Database.” AED systems require FDA PMA approval effective 2016; accessories effective February 2022.
- GuidelineAmerican Heart Association. “Adult Chain of Survival.” Survival from out-of-hospital SCA decreases 7–10 percent for every minute of delay in defibrillation.
- Data sourceAuthorized US distributor list prices verified within 30 days of publication. AED Best Brands editorial pricing methodology at /methodology/. Prices exclude gray-market and unauthorized resellers.
- Spec sheetManufacturer Instructions for Use (IFU) and product datasheets on file. Warranty terms, IP ratings, pad and battery life sourced from primary manufacturer documentation with version and issue date.