The Ronix 8991-40V / 4Ah Li-Ion battery is a high-quality and durable lithium-ion battery designed for 40V cordless tools from the Ronix All-in-One 89 series.

The battery is built with enhanced cells that ensure long-lasting operation, stable power delivery, and reliable energy supply. The 4.0Ah capacity helps extend the working process and reduces the need for frequent charging.

The lightweight and compact design makes it easy to carry and use. Built-in protective mechanisms provide protection against overload, deep discharge, and short circuits, enhancing the safety of both the battery and the associated tool.

Features

• Brand: Ronix

• Model: 8991-40V

• Type: Li-Ion Battery

• Battery Voltage: 40V

• Battery Capacity: 4.0Ah

• Cell Type: 21700

• Compatibility: 40V Tools from Ronix All-in-One 89 Series

• Operating Temperature Range: 0–70°C

• Protection Mechanism: Yes

• Weight: 0.98 kg

• Packaging: Color Box

Technical Specifications

• Model: Ronix 8991-40V

• Battery Type: Lithium-Ion (Li-Ion)

• Cell Segment: 21700

• Voltage: 40V

• Capacity: 4Ah

• Operating Temperature: 0–70°C

• Weight: 0.98 kg

• Protection System: Yes

• Packaging: Color Box

Main Functions

• 4.0Ah Capacity — for extended operation and stable energy delivery.

• 40V Voltage — designed for compatible cordless tools from the Ronix All-in-One 89 series.

• 21700 Type Cells — for improved energy efficiency and reliable performance.

• Overload Protection — ensures safe battery operation under high loads.

• Deep Discharge Protection — protects the battery from excessive discharge.

• Short Circuit Protection — increases usage safety.

• Lightweight and Compact Design — for easy carrying and comfortable use on tools.

Advantages

• High 40V voltage

• 4.0Ah battery capacity

• Li-Ion technology

• 21700 type cells

• Stable power delivery

• Extended operation capability

• Overload protection

• Deep discharge protection

• Short circuit protection

• Lightweight — only 0.98 kg

• Compact and practical design

• Compatibility with Ronix 40V 89 series tools

Application Areas

• Powering Ronix 40V cordless tools

• Construction work

• Repair work

• Installation work

• Workshop work

• Professional work

• Intensive and long-term work processes

Package Contents

• Ronix 8991-40V / 4Ah Li-Ion Battery

• Color Packaging

Note

The battery is designed for 40V cordless tools from the Ronix All-in-One 89 series. Before use, ensure that the battery voltage and compatibility meet the requirements of the specific tool.