Replacement Battery Pack 18.0V 4000mAh Dropin replacement for compatible cordless tools and vacuums Key benefits Restores original runtime and power for compatible equipment by supplying 18.0V at 4000mAh capacity. Direct fit replacement for the listed models and part numbers, so installation is quick and simple. Higher capacity supports longer run time between charges, reducing interruptions during tasks. Stable voltage output suitable for cordless vacuums and power tools designed for 18.0V packs. What this battery does for you Brings worn or dead battery packs back into service without replacing the whole tool. Reduces downtime when you need to finish cleaning or jobsite tasks. Provides consistent performance for suction and motordriven tools that require an 18.0V supply. Compatibility and part numbers Compatible with the following models and replacement part numbers: TEVC 18/10 TEVC 18/10 Li TEVC 36/25 TEVC 36/30 LiS TPAG 18/125 CE Q Li Part numbers: 45.114.36, 4511396, 4511437, 4511501, 4511502 Function and performance Voltage: 18.0V Capacity: 4000mAh Function: Rechargeable battery pack designed as a replacement power source for compatible cordless vacuums and power tools Performance focus: dependable run time and stable power delivery appropriate for motordriven applications Fit and installation Designed as a dropin replacement for listed tools and part numbers Quick installation: remove the depleted pack and insert this battery until it seats securely No modification of the tool required when used with compatible models Practical use scenarios Clean a vehicle interior and upholstery with a cordless vacuum model TEVC 18/10 Li while maintaining steady suction for longer runs between charges Run a cordless angle grinder TPAG 18/125 CE Q Li for cutting or grinding tasks on the jobsite without frequent battery swaps Keep a workshop vacuum TEVC 36/30 LiS operational for longer floor cleaning sessions after sanding or metalworking Why choose this replacement pack Matches the required 18.0V and specified part numbers for a direct compatibility match Provides a practical capacity of 4000mAh to extend working time compared to lower capacity cells Simple swapin replacement to get existing tools back to full functionality quickly What is included One rechargeable battery pack, 18.0V 4000mAh, compatible with the models and part numbers listed above Notes Verify the tool model and part number before to confirm compatibility Use the original charger designed for the tool to charge the battery pack according to manufacturer recommendations