MT20BSL Battery Adapter Converter For Makita 18V Bosch Tools
Transform existing Makita 18V LXT slide batteries into a ready-to-use power source for your Bosch 18V lithium-ion cordless tools. The MT20BSL adapter converter eliminates the need to buy expensive proprietary replacements by bridging incompatible battery ecosystems, allowing you to tap into extended runtimes immediately. Crafted from reinforced ABS housings and precisely dimensioned at 4.33 × 2.75 × 1.89 inches, the unit locks securely onto supported Makita packs like the BL1830 or BL1850 while docking directly into compatible Bosch tool bodies designed for BAT609, BAT618, or BAT620 series cells.
Benefits & Practical Tips
- Job-site flexibility: Carry lightweight Makita packs on mobile projects instead of carrying multiple heavy battery chargers or proprietary replacements.
- Quick swap workflow: Attach the adapter to a fully charged Makita slide pack, mount it to your Bosch drill, impact driver, or saw, and resume cutting or fastening within seconds.
- Battery care advice: Detach the converter when tools rest idle, keep the contact pins clean and dry, and never attempt to run this adapter through any charging station—use the original Makita charger exclusively to maintain cell health.
Product Specifications
- Adapter Model: MT20BSL
- Battery Input Compatibility: Makita 18V LXT Li-ion slide packs (BL1815, BL1820, BL1830, BL1840, BL1850, BL1860, BL1845, BL1890, and matching B-series variants)
- Tool Output Compatibility: Bosch 18V systems originally using BAT609, BAT610G, BAT611, BAT612, BAT618, BAT619, BAT620, BAT622
- Housing Material: Reinforced ABS polymer
- External Dimensions: 4.33 × 2.75 × 1.89 inches
- Fusion Protection: Integrated short-circuit, overcurrent, and undervoltage safeguards with low static power draw
Package Includes
- One MT20BSL battery adapter converter
Warnings & Compatibility Notes
This device is engineered strictly for discharge use during tool operation. Inserting the adapter-connected battery into any charger risks damaging both the charger contacts and the cell management system. Always verify your tool’s model before installation. The MT20BSL is NOT compatible with Bosch PSR 18 LI-2, PSB 18 LI-2, PSB 18 LI-2H, PSM 18 LI, PST 18 LI, UNEO MAXXH/PML 18 LI, AHS 48 LI, AHS 52 LI, ART 26 LI, or units bearing part numbers 2 607 336 039, 2 607 335 040, 2 607 336 207, 2 607 336 208, or the Bosch Power 4A II platform.
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