Sale!

Philips – Healthcare HeartStart MRx Lithium Ion Battery – M3538A

$295.00

This item is part of our Limited-Time Cyber Month sale! To learn more and view other products with extreme discounts, view our Cyber Month Sale page.While supplies last.

This tag denotes that the unit or item will ship for FREE anywhere in the continental United States.

This tag indicates that at least one version of this item or unit is in-stock and will ship quickly once it passes a quality inspection by our biomedical technicians. Our 40,000 sq. ft. warehouse has many in-stock units and accessories ready to join the frontlines of healthcare.

Depending whether you are viewing a new or recertified unit, this tag will show if we also offer the same unit in a different condition. This lets you know if there is a more cost-effective option, or alternatively, see if there are brand-new units available.


This is an OEM replacement battery for the Philips HeartStart MRx. The MRX requires one of these batteries and one of the AC Power modules to be fully operational.

Philips recently started shipping these batteries again so we have new and recertified batteries available.

These batteries are in stock, ready to ship today!

  Total: 

HeartStart MRx Lithium Ion Battery is a replacement Battery for Philips MRx Defibrillators, Models M3535A and M3536A

With the latest FDA premarket approval on AEDs and Defibrillators, healthcare practices are moving in droves to upgrade their equipment with new units and devices before their equipment’s accessories expire. The Philips MRx, while no longer being FDA approved and ceasing production of accessories, is still a strong device that is used daily in the healthcare field. Master Medical Equipment still has plenty of accessories for the MRx in stock ready to ship.  

This HeartStart MRx Lithium Ion Battery ,one of the many accessories that MME has stock of, in order to keep equipment running until the unit is end-of-life. Once the unit has reached end of life, MME’s customer service dept is ready to help guide you to a solution that fits your needs.

To speak with a customer service representative about MRx solutions, call MME at  866-704-5617 or talk with us via the live chat option on our website. Our friendly and knowledgeable customer service department would be glad to help you to transition to FDA approved devices. To speak with ReNew Biomedical’s technicians, call 866-955-3039 or email service@renewbiomedical.com to extend the life of your unit!

This product is used in conjunction with the Philips MRx AC Power Supply – Recertified to charge the battery and power the unit.

Alternate Philips Part Number(s): M3538A

Compatible Units

  • Philips 12-Lead MRx HeartStart Defibrillator Monitor, Recertified

    Sale! $1,795.00
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  • 3-Lead Philips MRx HeartStart Defibrillator Monitor – Recertified

    Sale! $995.00
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Weight 2 lbs
Dimensions 12 × 12 × 12 in
Condition