Replacement 14.4V Lithium-Ion Battery Pack for Panasonic EY9L40, EY9L41, EY7440 Series Tools

Product Overview

This Keku replacement 14.4V lithium-ion battery pack delivers reliable power for your Panasonic cordless tools. Assembled with high-quality Grade A cells in a 4S2P configuration, it offers long cycle life and consistent performance. Available in multiple capacity options: 3000mAh, 4000mAh, 5000mAh, and 6000mAh to suit your runtime needs.

Key Specifications

• Nominal Voltage: 14.4V
• Battery Type: Lithium-ion (Li-ion)
• Assembly: 4S2P
• Cycle Life: 500–600 cycles
• Cell Standard: Grade A cells
• Battery Cap: Flat
• Charging Voltage: 16.8V
• Charging Current: 6A
• Discharge Current: 15A
• Max Continuous Discharge Current: 20A
• Weight: 470g
• Self-Discharge Rate: 1% per month
• Dimensions: 140 x 75 x 40 mm
• Packaging Dimensions: 155 x 130 x 90 mm
• Shelf Life: 1 year
• Charging Time: 1.5–2 hours

Compatible Battery Models

PAN: EY3740B, EY7440, EY7840, EY9L40B, EY9L40, EY9L40B11, EY9L41

Compatible Tool Models

PAS: EY3740B, EY3740B Flashlight, EY4541 (Cordless Jigsaw), EY4542 (Cordless Circular Saw), EY4640 (Cordless Angle Grinder), EY7440 (Cordless Drill), EY7440LN2S, EY7540 (Cordless Impact Driver), EY7540LN2S, EY7541 (Cordless Impact Driver), EY7541LN2S, EY7542 (Cordless Impact Driver), EY7542LN2S, EY7840 (Cordless Rotary Hammer), EY7840LN2S, EY9L40B

Please verify your tool's model number before purchasing.

Available Capacities

• 3000 mAh
• 4000 mAh
• 5000 mAh
• 6000 mAh

Select your desired capacity from the options above. Prices may vary.