L1840R 18V 4.0Ah Lithium Battery — Replacement for AEG / Ridgid 18V Tools

The L1840R 18V 4.0Ah battery is a high-capacity lithium-ion replacement battery designed for AEG and Ridgid 18V cordless power tool systems. Built with Grade-A cells and an intelligent Battery Management System (BMS), this battery delivers consistent power output and long-lasting performance across a wide range of applications.

Whether you’re on a job site or working in a workshop, the L1840R 18V 4.0Ah battery keeps your tools running longer between charges. The 72Wh energy capacity ensures extended runtime, making it ideal for demanding tasks such as drilling, cutting, and fastening.

Specifications

– Model:  L1840R
– Voltage: 18V
– Capacity: 4.0Ah
– Energy: 72Wh
– Cell Type: Lithium-Ion
– Certifications: RoHS, CE, UN38.3
– Operating Temperature: 0–40°C
– Charge Cycles: 500+
– Weight: Approx. 680g

 L1840R 18V 4.0Ah Battery — Key Features

**Grade-A Lithium Cells**
Every L1840R 18V 4.0Ah battery pack is built using certified Grade-A lithium-ion cells. This ensures stable voltage output, consistent capacity, and a longer overall lifespan compared to batteries using second-tier cells.

**Intelligent BMS Protection**
The built-in Battery Management System actively monitors and protects against overcharge, over-discharge, overcurrent, and short-circuit conditions. This extends battery life and keeps your tools and operators safe.

**Direct Drop-In Replacement**
No adapters or modifications required. The L1840R is engineered to fit AEG and Ridgid 18V tool platforms directly, with the same form factor and connector interface as the original battery.

**RoHS and CE Certified**
Fully compliant with international safety and environmental standards, making it suitable for import and sale in European and North American markets.

Compatible Tools

The L1840R 18V 4.0Ah battery is compatible with a wide range of AEG and Ridgid 18V cordless tools, including:

– Cordless drill drivers
– Circular saws
– Reciprocating saws
– Angle grinders
– Impact wrenches
– Jigsaws
– Flashlights and other 18V accessories

OEM and Bulk Orders

Looking for a private label or custom battery solution? HNF Battery supports OEM orders from 100 units with full customization options including voltage, capacity, BMS configuration, casing color, and branding. All products ship with complete export documentation including UN38.3 test reports.

Contact our sales team for wholesale pricing and sample requests.