JCB 18V E-Tech Li-ion Battery 4.0AH | 21-40LI-C

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£44.99 (Inc. VAT)
£37.49 (Ex. VAT)
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JCB 18V 4.0Ah (4 Amp) 21-40LI-C Rechargeable E-Tech Lithium-Ion Battery: Power Your Tools with Unmatched JCB Efficiency!

Unleash the Full Potential of Your JCB Power Tools

Our advanced 18V Lithium-ion battery is designed to seamlessly integrate with JCB 18V cordless and brushless power tools, as well as 18V JCB fast chargers. Experience the convenience of using a single battery across a wide range of tools, including Drill Driver, Combi Drill, Multi Tool, Orbital Sander, Brushless Impact Driver, Jigsaw, Circular Saw, Angle Grinder, and more.

Efficient Charging, Extended Runtime

With our JCB 18V 2.4A Fast Charger, you can fully charge the 4.0Ah (4 Amp)  battery in less than 1 hour, minimising downtime and maximising productivity. And for our 5.0Ah (5 Amp) battery variant, enjoy an impressive runtime of up to 120 minutes, ensuring you stay powered up for longer, even during demanding tasks.

Dependability Meets Versatility

Whether you're a construction professional or a serious DIY, our JCB Tools are tailored to suit your needs. Our 18V 4.0Ah Rechargeable Battery 21-40LI-C delivers consistent power and performance, allowing your tools to handle any challenge with ease.

Convenient LED Light Charge Indicator

The built-in LED light charge indicator keeps you informed about your battery's status, so you never get caught off-guard. Always stay prepared and stay ahead of your projects with this thoughtful feature.

Invest in Quality and Reliability

Backed by UK support and our JCB 3 Year Warranty, our 18V 4.0Ah Rechargeable E-TECH Lithium-ION Battery ensures you have a dependable power source that will last for years to come.

JCB Tools - Made For Hard Work 

Discover the superior efficiency and compatibility of the JCB 21-40LI-C 18V 4.0Ah Rechargeable E-Tech Lithium-Ion Battery. Bid farewell to power interruptions, and embrace extended runtime for your tools. Take charge of your projects with confidence and experience the reliability of JCB Tools. Elevate your workmanship with this exceptional battery technology. Invest in excellence today!

View All JCB Batteries and Chargers


Voltage 18V
Battery Chemistry Lithium-ion
Charge time 3.0Ah 45 minutes (2.4A charger), 30 minutes (4.0A charger)
Charge time 4.0Ah 60 minutes (2.4A charger), 35 minutes (4.0A charger)
Charge time 6.0Ah 90 minutes (2.4A charger), 55 minutes (4.0A charger)
Charge time 8.0Ah 110 minutes (2.4A charger), 65 minutes (4.0A charger)
Product type 18V battery