Powerheart G5 AED

Every 24 hours the G5 runs a comprehensive internal test: battery voltage, capacitor charge capability, pad connection and gel integrity, internal electronics health, and audio system function. If any subsystem fails, the green Rescue Ready® indicator flips to red within minutes. This is more thorough than the weekly or monthly self-tests on cheaper AEDs. For low-touch facilities — offices, hotels, banks, government buildings — daily testing means you can mount the device, log it on a clipboard, and trust the indicator instead of running monthly cabinet walks.

Both approaches eliminate the wrong-pad failure mode, but the G5’s button is built into the device while Philips’ Child Key is a removable accessory. The G5 button can’t be lost or misplaced, which is the main risk with the Philips Child Key. However, the G5 still requires separate pediatric pads at $95/pair (the button alone isn’t enough — pad geometry matters), while the FRx uses the same SMART Pads II for both ages. Net result: G5 has lower risk of losing the pediatric workflow, FRx has lower long-term consumable cost.

For trained staff, yes — ICPR pads add real-time CPR rate + depth feedback at about $45 more per pack vs standard Intellisense pads. This converts the G5 into a CPR-feedback AED comparable to ZOLL’s AED Plus with Real CPR Help. For untrained staff who can’t act on the feedback, the upgrade is wasted. The path to value: pair ICPR pads with a 30-minute CPR + AED training program at CPR1 so staff actually use the coaching. Upgrade at next pad cycle, no device swap required.

Yes — Cardiac Science is now owned by ZOLL Medical (acquired in 2021), with Stryker holding a prior ownership period. The Powerheart G5 platform is fully supported with active product development, an 8-year warranty, and reliable U.S. distribution through ZOLL’s network. The acquisitions caused some buyer confusion, but supply, warranty, and service continuity are intact. If you’ve heard older skepticism about Cardiac Science as a brand at risk, that’s outdated — under ZOLL, the G5 is enterprise-grade and well-supported.

Choose the G5 if you want the lowest-touch maintenance (Rescue Ready® daily self-test), prefer no Wi-Fi dependency, and want the upgrade path to ICPR CPR feedback. Choose the AED 3 if you need Wi-Fi fleet reporting, want a color touchscreen with video CPR coaching, or want universal Uni-padz covering both adult and pediatric. The G5 is $400 cheaper at $1,799 and built for set-and-forget single-site deployments; the AED 3 is built for connected multi-site fleets.

The 8-year warranty covers any device failure not caused by physical damage or unauthorized modification. Call ZOLL’s Powerheart support line, provide your serial number, and they ship a replacement device with prepaid return shipping for the failed unit. Turnaround is typically 5–7 business days. The warranty does NOT cover expired pads or batteries — those are consumables on their own replacement cycles. Keep your install date logged because the 8-year warranty starts from manufacture date, so first-time deploy timing matters.