Altec Lansing INR18650-3S Replacement Battery — 2600mAh, JST-XH

Replacement battery for compatible Altec Lansing speakers using the INR18650-3S pack.

Compatibility

• Models: Altec Lansing IMW888 (including IMW888-BLG), IMW888S, IMW889, IMW889N (including IMW889N-BLKC).
• Reference: INR18650-3S.

Specifications

• Voltage: 11.1V nominal; Capacity: 2600mAh; Energy: 28.86Wh.
• Chemistry: rechargeable lithium-ion; configuration: 3S1P.
• Connection: White JST-XH 2-pin; red and black leads; positive polarity as shown in the connector photo.
• Protection: Built-in battery management system (BMS).
• Includes: 1 battery pack; speaker and charger not included.
• Dimensions: 70 × 57 × 21 mm.
• Weight: 146 g.

Before ordering

• Compare the original battery’s voltage, part number, connector, pin assignments, polarity and dimensions. Confirm the device’s charging and current requirements before ordering.
• This JST-XH version is not interchangeable with PH, MTA-100 or KF2510 versions based on voltage alone.
• Hardware revisions may differ. This is a Xain-USA aftermarket replacement, not an Altec Lansing OEM battery.

Care & support

• Use only with compatible equipment and charging systems. Do not short-circuit, puncture or use a damaged battery. Keep away from extreme temperatures and children.
• Follow the speaker service instructions and restore its seals correctly; replacing the battery does not guarantee water resistance.
• Compatibility help: support@xain-usa-marketplace.com. Manuals and care information: xain-usa.com.

Model guides

• IMW888 replacement battery
• IMW888S replacement battery
• IMW889 replacement battery
• IMW889N replacement battery

To ensure the longevity and safety of your lithium-ion (Li-ion) batteries, follow these care instructions:

• Avoid Extreme Temperatures
• Partial Charge is Better
• Avoid Overcharging
• Minimize Exposure to High Discharge Rates
• Store Properly When Unused
• Use Proper Chargers and Cables
• Keep Battery Contacts Clean

We ship our products using USPS Ground Advantage 2-5 Delivery. Please note that USPS may experience delays in its network.

Refer to your receipt email for the tracking code to view updates.

Warranty: Products advertised with a one-year warranty are covered against manufacturing defects. Check this listing for the applicable warranty. Contact our U.S.-based team with your order number and photos for a warranty or performance issue.

Standard returns: Request within 30 days of delivery. Items must be unused, uninstalled and complete in their original packaging; exclusions apply.

Return shipping: The buyer pays return shipping and prints the label. For a damaged, defective or incorrect item, contact us first to confirm the resolution and shipping arrangements. A prepaid label is not automatic.

Read the full return policy and warranty guidance or email support@xain-usa-marketplace.com.