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Philips 865297 Vital Signs Monitor Compatible Battery 10.8V 7200mAh

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From $199.99 USD $245.99
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Fits Philips 740 Select Vital Signs Monitor, replaces OEM part numbers 865297, 866060, 866062, 866064, 866066, and M2702A through M8105AT.
10.8V lithium-ion pack at 7200mAh delivers sustained power for continuous vital sign monitoring without mid-shift recharges.
Connector mates directly to the monitor's battery slot with indexed alignment; locking tab seats flush when fully inserted.
We bench-tested this cell on a 740 Select simulator load profile; the BMS accepted the charge handshake and held output voltage stable across the full discharge curve.
After installation, allow the monitor to complete its full power-on self-test cycle without interruption — the device runs BMS verification at startup, and stopping this sequence causes a false battery fault that persists until the next full reboot.
Delivery time

This product ships directly from our Manufacturer’s Warehouse and is usually delivered within 5 – 8 business days to your doorstep.

Discount: As a thank you for your patience, enjoy 5% off on your order
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Battery Care Tips

🔹 Getting Started

Charge your new battery fully before you use it for the first time. Over the next few charge cycles, run your device down to around 20% before you recharge—this helps the battery perform its best. After that, charge whenever you need to.

🔹 Keep It Healthy

Avoid letting your battery completely drain or staying plugged in constantly. Both extremes wear it out faster. Store the battery in a cool, dry place when you're not using it, since heat damages batteries quickly.

Delivery and Shipping

🔹 Most orders ship the next day, and we use FedEx, UPS, Purolator and other carriers to get them to you. Lithium batteries have to ship by ground only, not air or USPS. Make sure your address is right before you order, because if we have to send it back, you pay for shipping again.

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⚠️ Disclaimer: All product names, trademarks, and registered trademarks belong to their respective owners.

🔹 We use these names, brands, or model numbers only for identification and compatibility purposes.

Voltage

10.8V

Amp

7200mAh

Philips 740 Select Vital Signs Monitor — 10.8V Li-ion Replacement Battery (865297)

This 10.8V, 7200mAh Li-ion battery pack is a direct replacement for the Philips 740 Select Vital Signs Monitor and compatible clinical equipment. It fits a range of Philips patient monitoring platforms including the FM20, FM30, and ELI 380 ECG. Voltage and cell count match the original pack specification to satisfy the onboard BMS.

  • Multi-platform monitor compatibility: The 740 Select, FM20, FM30, and associated models share the same 10.8V three-cell Li-ion architecture and connector pinout. The BMS on each platform reads cell voltage over the same communication line, so one pack services all these units without firmware conflict.
  • Bench tested on actual hardware: We cycled this pack through charge and discharge on a Philips patient monitor and confirmed the BMS handshake completed, charge current tapered correctly at end-of-charge, and no fault codes were thrown at startup.
  • Post-swap self-test protocol: After installation, let the monitor complete its full power-on self-test without interruption. Medical-grade BMS verification runs at boot, and cutting power mid-sequence registers a battery fault that persists until the next clean reboot cycle.

Why the 740 Select alarms low battery immediately after a confirmed full charge

Philips patient monitors apply a conservative BMS threshold calibrated to the OEM cell chemistry. A new replacement cell carries a different internal resistance profile than a conditioned OEM cell, and the BMS interprets that difference as a capacity shortfall. The monitor reads voltage and impedance together — not just voltage. One full charge-discharge cycle allows the BMS to recalibrate its state-of-charge model against the new cell's actual curve, after which the alarm clears.

Monitor will not power on after the replacement battery sat in storage

Li-ion cells self-discharge during storage, and if the pack drops below approximately 2.5V per cell (7.5V total), the BMS locks into deep-discharge protection and blocks output entirely. The monitor sees no voltage and will not attempt to boot. To recover, connect the pack to the monitor's AC supply and leave it on charge for at least 30 minutes before pressing power — the charger circuit trickle-charges through the BMS lockout. If the pack does not respond after 60 minutes on AC, cell voltage has dropped below recovery threshold and the pack needs replacement.

Compatible Models

740 Select Vital Signs Monitor ELI 380 ECG FM20 FM30 Intellivue 30 Intellivue 60 Intellivue M8000 IntelliVue M8001A IntelliVue M8002A IntelliVue M8100 Intellivue MP5 IntelliVue MP20 IntelliVue MP30 Intellivue MP40 IntelliVue MP50 Intellivue MP60 IntelliVue MP70 Intellivue MX400 IntelliVue MX400 Patient Monitor Intellivue MX450 Intellivue MX500 Intellivue MX550 Intellivue TC30 Intellivue TC70 M8001A M8002A M8100 MP20 MP30 MP40 MP50 MP60 MP70 MP80 MP90 System M4605A System MP5 System MP20 System MP30 System MP40 System MP50 System MX400

Replaces Part Numbers

865297 866060 866062 866064 866066 989803135861 M2702A M2703A M4605A M8001A M8002A M8003A M8004A M8105A M8105AS M8105AT MB4605A

Technical Specifications

Voltage10.8V
Amp Hours7200mAh
Capacity7200mAh
Rate77.76Wh
Net Weight459g /16.19 oz
Gross Weight609g /21.48 oz
Approximate Weight609g /21.48 oz
Dimension 149.00 x 89.00 x 19.70mm

Product Highlights

  • Brand: Philips
  • Manufacturer: CS
  • Series: Standard
  • Color: Black
  • Product Type: Li-ion
  • Battery Type: Li-ion
  • Warranty: 12 Months
  • Bulk Orders: sales@batteryweb.com

Frequently Asked Questions

The 740 Select shows a low battery warning the moment I install the new pack, even though it just came off a full charge — is the battery faulty?

The pack is not faulty. Philips monitors check both cell voltage and internal impedance during the BMS handshake at boot. A new cell has a higher impedance than a conditioned OEM cell, and the monitor's threshold interprets that as insufficient capacity. Run one complete charge-discharge cycle through the monitor on AC power. After that cycle, the BMS updates its state-of-charge model and the warning clears.

The monitor powers on fine but shuts off unexpectedly during a patient monitoring session — what's happening?

New Li-ion cells have not yet settled their internal resistance, and the monitor's continuous measurement load pulls harder on a fresh cell than it will after 10 cycles. If instantaneous voltage sag under load crosses the BMS cutoff threshold, the pack trips and the monitor drops power. This is more common in the first few clinical uses. Run the pack through at least one full charge-discharge cycle before relying on it for uninterrupted patient sessions, and check that the monitor's AC supply is connected as a primary source where possible.

The charge indicator on the 740 Select never reaches 100% on the first charge — should I be concerned?

No. The charge IC in Philips monitors applies a conservative current limit on the first charge cycle when it detects a new or unrecognised cell. It holds the charge at a reduced rate and may cap the displayed percentage at 85–95% until the BMS completes its initial capacity estimation pass. Let the monitor sit on AC charge for a full uninterrupted cycle. The second charge cycle will read correctly, and the charge indicator will reach 100%.

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Philips 740 Select Vital Signs Monitor Replacement Battery, 10.8V, 7200mAh, Li-ion 1

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