What Battery Fits Makita XMT03 Multi-Tool?
Quick answer
Our data matches the Makita XMT03 Multi-Tool with BL1820B, part BL1820B (18V, 2000mAh, Li-ion); BL1815N, part BL1815N (18V, 1500mAh, Li-ion); BL1840B, part BL1840B (18V, 4000mAh, Li-ion), plus 3 more options listed below.
Before buying, confirm the battery part number, voltage, connector, and device model shown on your original battery or device label. Live eBay listings are shown below and may change.
Compatible Replacement Batteries
Listings and prices are pulled from eBay and may change. Always verify compatibility before purchase. Last checked Jul 18, 2026.
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Other Makita Devices Using This Battery
Frequently Asked Questions
What battery fits the Makita XMT03 Multi-Tool?
Based on our compatibility data, the Makita XMT03 Multi-Tool is associated with BL1820B (BL1820B), exact match; BL1815N (BL1815N), exact match; BL1840B (BL1840B), exact match; BL1860B (BL1860B), exact match; BL1850B (BL1850B), exact match; BL1830B (BL1830B), exact match. Always confirm your device model number and the part number on your original battery before purchasing.
How do I verify compatibility before buying?
Check that your device label or manual shows XMT03 (or XMT03 Multi-Tool). Compare the OEM part number, voltage, and connector on your original battery with the specs listed on this page before ordering.
Where do the listings on this page come from?
Current eBay listings for compatible batteries are shown below. Prices and availability change frequently on eBay — verify the listing details before you buy.