The JCB Professional E-TECH 4.0Ah 18v Battery is a high-performance, ultra-compact battery. Featuring next-gen lithium-ion technology with high-capacity cells, delivers outstanding power density and cooling efficiency.

Featuring a new slimline, lightweight design - it is only slightly larger than our 2Ah battery whilst offering double the amp hour rating and up 50% longer run time.

Advanced cooling technology prevents overheating, maintaining consistent performance during extended use, while the smart digital communication system between battery and tool ensures optimised output, runtime, and tool protection.

Built to withstand tough jobsite conditions, the battery features a rugged, impact-resistant casing and meets advanced protection standards, including overcharge, short circuit, and thermal control.A 4-LED fuel gauge gives real-time charge status for minimal downtime, while the fast and super-fast charger compatibility allows for efficient top-up between jobs.

Compatible with the JCB Cordless Range and JCB Professional Cordless Range.

• Voltage: 18V
• Capacity: 4.0Ah
• Energy Capacity (w): 
• Battery Chemistry: Li-ion
• Average Charging Time:
• Average Run Time:
• Over charging protection - Yes
• Short circuit protection - Yes
• High and low temperature protection - Yes 
• Cell capacity balance protection - Yes
• Over load protection - Yes 
• Pre charging function - Yes
• Over current protection - Yes
• Defective fault indication - Yes

Made For Hard Work

Backed by a 3-year warranty and supported by dedicated UK service, the JCB Professional 4.0Ah Lithium-ion Battery | JCB-18LI-4HC delivers professional performance and long-term reliability.

Discover the full JCB Professional Power Tool Range

JCB Pro Range

JCB Power Tools