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18V 4Ah MAX Output Battery
ZRAC840040
44% Off
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- MAX Output Batteries provide up to 2X more power compared to the 1.5 Ah lithium-ion battery (AC870015)
- Up to 3X more runtime compared to the 1.5 Ah lithium-ion battery
- Advanced Intelligent Electronics and innovative cooling technology for extended battery life
- (1) RIDGID 18V 4Ah MAX Output Battery
Introducing the Factory Reconditioned RIDGID 18V MAX Output 4.0 Ah Lithium-Ion Battery. MAX Output batteries facilitate battery and tool communication unleashing the full potential of any RIDGID 18V Brushless Tool providing more power and more runtime. This battery will provide up to 3X more runtime compared to the 1.5 Ah lithium-ion battery (AC870015). The Advanced Intelligent Electronics in MAX Output batteries enable users to power through the most demanding applications on the jobsite. The RIDGID MAX Output 4.0 Ah battery is compact and lightweight, which reduces user fatigue. As always, this RIDGID MAX Output 4.0 Ah battery is 100% compatible with all RIDGID 18V tools.
- Fuel gauge displays power level on the job
- Compact size reduces user fatigue
- 100% Compatible: Works with all RIDGID 18V Batteries, Tools and Chargers
What Is
Factory Reconditioned?
Learn More 1-Year Factory Warranty
Backed by a full, one-year factory warranty for confidence you can count on.
Inspected. Repaired. Tested.
Carefully inspected, professionally repaired, and fully tested to meet quality standards.
Exceptional Value
Customers trust Factory Reconditioned products to deliver top performance at significant savings compared to new.
Sustainable by Design
Reconditioning preserves up to 80% of original materials and labor, the ultimate form of recycling.




Max Output. More Power. More Runtime
From framing to finish work, RIDGID 18V tools are designed for those who demand more from their tools.


































