![Amazon.com: Compatible with Ryobi Battery Charger OP401 40V, WaxPar OP401 Battery Charger Compatible with Ryobi 40V Lithium Battery OP4015 OP4026 OP4026A OP4030 OP4040 OP4050 OP4050A : Tools & Home Improvement Amazon.com: Compatible with Ryobi Battery Charger OP401 40V, WaxPar OP401 Battery Charger Compatible with Ryobi 40V Lithium Battery OP4015 OP4026 OP4026A OP4030 OP4040 OP4050 OP4050A : Tools & Home Improvement](https://m.media-amazon.com/images/S/aplus-media-library-service-media/ef1f1277-d9b5-4995-9ba3-1a2db11248e1.__CR0,0,970,600_PT0_SX970_V1___.jpg)
Amazon.com: Compatible with Ryobi Battery Charger OP401 40V, WaxPar OP401 Battery Charger Compatible with Ryobi 40V Lithium Battery OP4015 OP4026 OP4026A OP4030 OP4040 OP4050 OP4050A : Tools & Home Improvement
![ADVTRONICS 40 Volt Lithium-Ion Charger OP401 Compatible with Ryobi 40V Battery OP4026 OP40201 OP4040 OP40401 OP4050 OP4050A OP40501 OP40601 - - Amazon.com ADVTRONICS 40 Volt Lithium-Ion Charger OP401 Compatible with Ryobi 40V Battery OP4026 OP40201 OP4040 OP40401 OP4050 OP4050A OP40501 OP40601 - - Amazon.com](https://m.media-amazon.com/images/I/71Bgtx0yEsL._AC_SL1500_.jpg)
ADVTRONICS 40 Volt Lithium-Ion Charger OP401 Compatible with Ryobi 40V Battery OP4026 OP40201 OP4040 OP40401 OP4050 OP4050A OP40501 OP40601 - - Amazon.com
![One World Technologies Recalls Ryobi Cordless Tool Battery Pack Due to Fire and Burn Hazards | CPSC.gov One World Technologies Recalls Ryobi Cordless Tool Battery Pack Due to Fire and Burn Hazards | CPSC.gov](https://cpsc-d8-media-prod.s3.amazonaws.com/s3fs-public/Recall.2013.13124a.jpg)
One World Technologies Recalls Ryobi Cordless Tool Battery Pack Due to Fire and Burn Hazards | CPSC.gov
![Ryobi defective 40v battery. Charger or battery issue? I notice there are 4 prongs/terminals on the battery itself and only 3 on the charging dock (see photo). Is there a prong/terminal missing Ryobi defective 40v battery. Charger or battery issue? I notice there are 4 prongs/terminals on the battery itself and only 3 on the charging dock (see photo). Is there a prong/terminal missing](https://preview.redd.it/n0swhdg1vqz41.jpg?width=640&crop=smart&auto=webp&s=25c8124342e795d2735d78d673aceba35a14d816)