# XYT-TECH OP4050 40V Replacement Battery XYT-TECH OP4050 is a rechargeable lithium-ion replacement battery listed for Ryobi 40V tools. Its LED charge indicator and claimed compatibility with several 40V tool models may suit users seeking a replacement, but the listing contains conflicting battery specifications that should be resolved before purchase. - [Original product page](https://best-deals.pro/product/xyt-tech-op4050-40v-replacement-battery) - [View offer](https://best-deals.pro/visit/xyt-tech-op4050-40v-replacement-battery) - Market: US - Language: en-US - Currency: USD - Brand: XYT-TECH - Model: OP4050 - Price: 38.99 USD - Previous price: 48.99 USD - Discount: 20% - Price checked: 2026-11-14T07:08:40.698Z - Rating: 4.3 / 5 - Reviews: 1453 Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store. ## At a glance - The listing describes a rechargeable lithium-ion battery with an LED indicator for remaining charge. - Compatibility is claimed for Ryobi 40V tools, including multiple OP-series models. - The manufacturer claims built-in protection against overcharge, over-discharge, over-current and short circuits. ## Pros - An LED power indicator is specified to help check remaining charge. - The listing names several Ryobi 40V tool models and outdoor equipment types as compatible. ## Specifications ### Identity - Brand: XYT-TECH - Model: OP4050 ### Power and battery - Battery type: Lithium Ion - Capacity listed: 5000 amp\_hours - Voltage listed: 18 volts - Rechargeable: Rechargeable ### Dimensions and installation - Weight listed: 2 pounds ## Before you buy - Listing details are contradictory or inconsistent: the title and feature text describe a 40V, 5.0Ah battery, while the specifications give 18 volts and 5000 amp\_hours. The listed battery weight of 2 g also conflicts with the item weight of 2 pounds. Confirm the intended capacity, voltage and weight for the selected item before buying. Compatibility and protection features are manufacturer claims, not independently confirmed. ## In the box - 1 replacement battery for Ryobi 40V tools (Included) ## A good fit for - Ryobi 40V tool owners seeking a replacement battery, after confirming their exact tool model and the battery specifications. ## Less suited to - Buyers who need a verified capacity, voltage or compatibility guarantee before purchase. ## Customer feedback Customer feedback describes favorable impressions of quality, value, fit and installation, but reports are mixed on function, battery life and compatibility. Some customers say it works well and lasts through a day, while others report early failure or charge retention problems. That makes the conflicting capacity and voltage listing, along with model compatibility, especially important to confirm for tool use. - Positive themes: Customer feedback highlights perceived quality, fit and easy installation. - Negative themes: Some customer reports describe the battery stopping work after several months or not holding a charge. - Mixed feedback: Functionality, battery life and compatibility receive mixed feedback. ## Frequently asked questions ### Which Ryobi models does the listing say this battery fits? The title lists OP4026, OP4050A, OP4040, OP4030 and OP4050. Feature text also names OP40401 and OP4060A. Check your tool and battery model carefully because customer feedback on compatibility is mixed. ### What capacity and voltage should I expect? The listing is inconsistent. Its title and features claim 40V and 5.0Ah, but the specifications state 18 volts and 5000 amp\_hours. Confirm the intended specifications before ordering. ### Does it include a charger? The stated contents list one replacement battery and do not list a charger. ## Alternative options - [DTK Replacement for Kobalt 40V Battery 5600mAh \| KB240-06 KB2540C-06 KB240-03 KB440-03 KM 2041B-06, KPM1040A-03, KM-1640-06, KM 4040-06, Cordless Power Tool Battery](https://best-deals.pro/visit/xyt-tech-op4050-40v-replacement-battery) - [DTK 2 Packs 6.6Ah 40V Replacement for Ryobi 40V Battery Lithium ion OP4040 OP4026 OP4030 OP4050 OP4060A Cordless Tool Battery](https://best-deals.pro/visit/dtk-40v-66ah-ryobi-compatible-battery-two-pack) - [DTK Replacement for Kobalt 40V Battery MAX 3000mAh KM 2041B-06, KPM1040A-03, KM-1640-06, KM 4040-06 Cordless Power Tool Battery 2 Packs](https://best-deals.pro/visit/xyt-tech-op4050-40v-replacement-battery) - [DTK 2 Packs Battery Replacement for Ryobi 40V Battery 6.2Ah OP4040 OP4026 OP4030 OP4050 OP4060A](https://best-deals.pro/visit/xyt-tech-op4050-40v-replacement-battery) - [DTK Replacement for Ryobi 40V Battery OP4026 OP40201 OP40261 OP4040 OP4050 OP40601 6.0Ah 2 Packs](https://best-deals.pro/visit/xyt-tech-op4050-40v-replacement-battery) - [High-Capacity 6000mAH Battery Replacement for Kobalt 40V Battery \| Compatible with ...](https://best-deals.pro/visit/xyt-tech-op4050-40v-replacement-battery) - [DTK Replacement for Kobalt 40V Battery 6000mAh KPM1040A-03, KM-1640-06, KM 4040-06, Cordless Power Tool Batteries 2 Packs](https://best-deals.pro/visit/xyt-tech-op4050-40v-replacement-battery) - [2Pack 7.0Ah Replacement for Ryobi 40V Battery 40 Volt OP4050 Battery \| Compatible w...](https://best-deals.pro/visit/xyt-tech-op4050-40v-replacement-battery) - [40V 7.5Ah Battery and Charger,Replacement for Ryobi 40V Battery and Charger \| Fast ...](https://best-deals.pro/visit/xyt-tech-op4050-40v-replacement-battery) - [OP404 Replacement for Ryobi 40V Battery Charger Compatible with Ryobi 40V Lithium B...](https://best-deals.pro/visit/xyt-tech-op4050-40v-replacement-battery) - [OP401 40V Charger for Ryobi 40 Volt Lithium-Ion Battery \| for Ryobi 40V OP4050A OP4...](https://best-deals.pro/visit/xyt-tech-op4050-40v-replacement-battery) - [2 Packs 7500mAh Replacement for Ryobi 40V Battery Lithium ion OP40601 OP4040 OP4040...](https://best-deals.pro/visit/xyt-tech-op4050-40v-replacement-battery) ## Images ![XYT-TECH OP4050 40V Replacement Battery — 1](https://best-deals.pro/i/IbY6Sa8e38D4pu4AxKNGVIhpZW8C3jDb6tVPg11MUeenHZtRB0ZDwMuI9bEieaPgeuxmG1XzaNqwjgPljLIcIBQDZfsLVzJVhNAmExatFxDGoI9PdR7tkBtA.jpg) ![XYT-TECH OP4050 40V Replacement Battery — 2](https://best-deals.pro/i/zNh-cU5__Eq7Jz7Ir1FFicQJfmti4bU9LdjnvnLBtcTQ2gEU45WAunpr7yLCz7twOux3gfQaRVEcSCtQXCff_GJyHmzeIV_B1ZZyKPQWi4yERCkvoKFPjQNZ.jpg) ![XYT-TECH OP4050 40V Replacement Battery — 3](https://best-deals.pro/i/RxQly8cxKEZ9YLMxe8DKQqkqyA87eMezf83zRmYnabGNoBOKlzBiYfQjnxDTPur4qt_7RQTtpuuKBEqqULiE9bSa9YB0iYyD3l4ESBeCcOJtlCHfb5A0gMQk.jpg) ![XYT-TECH OP4050 40V Replacement Battery — 4](https://best-deals.pro/i/YULFzzYf6052Lb45N9Bzmagoa_C36EOqIS_46VjKZH-pzCoNuQnjkKmyzQJ6WAJUGbVYPqKKI7djXCu8-jwASFj97AgNQxiMLSDerCvNiKS5PcOmIUQZhJG8.jpg) ![XYT-TECH OP4050 40V Replacement Battery — 5](https://best-deals.pro/i/rJGNGfr0nWT-kSqxlhSQuudbxdARzaZjxCp9AeLA58J2_4Tl_rzwJVtashvHE_ot7EoaP3-W9FYaCfCYccgeNhpDdAMgDFcSJPviCgTrf762Asw1VwZiMFc6.jpg) ![XYT-TECH OP4050 40V Replacement Battery — 6](https://best-deals.pro/i/6leX-PTGzZ3PxJl9AwrNroZhUljdXK6QTYDL0Zpk1xWNgl9ywHWR6f-Hkh6MCjJMx6vZaAPtLHHc9ZW0b-B3fYYzUXzWAob9qXcGr8qmRw5gIwfFc054nxhB.jpg) ![XYT-TECH OP4050 40V Replacement Battery — 7](https://best-deals.pro/i/lEaSCHrUJ5MZTI4dzLZkdLENjmmsSqgLhcvdWIy9Jrmi2HATjr_yHjeRkwvB3GdniUiZQ9uCgIbadmh579klKRCDLIBQ8kCvGz3lE7qJsK8fyFrw6YzNFhNW.jpg)