--- product_id: 737877789 title: "FirstPower 3.6Ah LBXR20 Battery - Repalce for Black and Decker 20v Lithium Battery, Compatible with LBXR20 LB20 LBX20 LBX4020 LB2X4020 Tools (2 Packs)" brand: "firstpower" price: "€ 23.05" currency: EUR in_stock: false url: https://www.desertcart.hr/products/737877789-firstpower-3-6ah-lbxr20-battery-repalce-for-black-and-decker store_origin: HR region: Croatia --- # 20V power output 3.6Ah upgraded capacity Multi-layer safety protection FirstPower 3.6Ah LBXR20 Battery - Repalce for Black and Decker 20v Lithium Battery, Compatible with LBXR20 LB20 LBX20 LBX4020 LB2X4020 Tools (2 Packs) **Brand:** firstpower **Price:** € 23.05 **Availability:** ❌ Out of Stock ## Summary > 🔋 Power up your productivity—don’t get left behind! ## Quick Answers - **What is this?** FirstPower 3.6Ah LBXR20 Battery - Repalce for Black and Decker 20v Lithium Battery, Compatible with LBXR20 LB20 LBX20 LBX4020 LB2X4020 Tools (2 Packs) by firstpower - **How much does it cost?** € 23.05 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/737877789-firstpower-3-6ah-lbxr20-battery-repalce-for-black-and-decker) ## Best For - firstpower enthusiasts ## Why This Product - Trusted firstpower brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Advanced Safety Suite:** Built-in overheat, overcharge, and short circuit protections keep you and your tools safe. - • **Extended Runtime Boost:** Enjoy +20% longer work sessions than standard 3.6Ah batteries—power through your projects without pause. - • **Seamless Compatibility:** Fits perfectly with Black & Decker 20V tools and chargers—no hassle, just plug and play. - • **Lightweight & Ergonomic:** Compact design reduces fatigue during extended use—work smarter, not harder. - • **Trusted Warranty & Support:** 12-month warranty plus responsive 24/7 customer care—confidence in every charge. ## Overview The FirstPower 3.6Ah LBXR20 Battery is a high-capacity, 20V lithium-ion replacement battery compatible with a wide range of Black & Decker tools. Offering 20% longer runtime than typical 3.6Ah batteries, it features a lightweight, compact design with comprehensive safety protections and a 12-month warranty, ensuring reliable, fatigue-free performance for professional and DIY users alike. ## Description FirstPower 3.6Ah LBXR20 Battery - Repalce for Black and Decker 20v Lithium Battery, Compatible with LBXR20 LB20 LBX20 LBX4020 LB2X4020 Tools (2 Packs) ## Features - 【Replace Black and Decker 20v Lithium Battery LBXR20】: 20V | Li-ion |Upgraded 3.6Ah: + 20% run time than others 3.6Ah batteries. Same Size, features, running time & quality as original battery. You don't need to worry. - 【Compatible with Black and Decker 20V Tools & Charger】: Trimmer, blower, leaf blower, drill, hedge trimmer...(LBXR20 LBXR20 LB20 LBX20 LBX4020 LB2X4020 LBXR2520 LST300 LBXR2020 LB2X3020 LB2X4020...); For charger LCS1620B BDCAC202B. - 【Safe Battery】: Battery with overheat protection, over-voltage protection, over-current protection, over-charge protection and short circuit protection etc, you can use it safely on your 20V tools. - 【Lighter Weight】:Easy to install and remove, compact and lighter which prevents fatigue from long hours of work. - 【Reliable Service】 : 30 days return and exchange & 12 months warranty from date of purchase, 24 hours warm-hearted service! Any question welcome to contact us immediately. ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | FirstPower | | Manufacturer | FirstPower Shenzhen Lepower Electronic Co.,Ltd. | | Model | R20xx | | Package Dimensions | 24.69 x 9.09 x 6.71 cm; 730 g | | Batteries | 1 Lithium Ion batteries required. (included) | | Item model number | R20xx | | Compatible Devices | Electriccorder | | Voltage | 20 Volts | | Batteries Included | Yes | | Batteries Required | Yes | | Battery Capacity | 3600 Milliamp Hours | | Battery cell composition | Lithium Ion | | Manufacturer | FirstPower Shenzhen Lepower Electronic Co.,Ltd. | | Item Weight | 730 g | ## Product Details - **Number of Batteries:** 1 Lithium Ion batteries required. (included) - **Brand:** FirstPower - **Battery Cell Composition:** Lithium Ion - **Battery Capacity:** 3600 Milliamp Hours - **Recommended Uses For Product:** Power Tool - **Net Quantity:** 2 Count - **Voltage:** 20 Volts - **Reusability:** Rechargeable - **Battery Weight:** 1.6 Pounds - **Amperage:** 3 Amps ## Images ![FirstPower 3.6Ah LBXR20 Battery - Repalce for Black and Decker 20v Lithium Battery, Compatible with LBXR20 LB20 LBX20 LBX4020 LB2X4020 Tools (2 Packs) - Image 1](https://m.media-amazon.com/images/I/61oBao33xvL.jpg) ![FirstPower 3.6Ah LBXR20 Battery - Repalce for Black and Decker 20v Lithium Battery, Compatible with LBXR20 LB20 LBX20 LBX4020 LB2X4020 Tools (2 Packs) - Image 2](https://m.media-amazon.com/images/I/81UYSWMaUpL.jpg) ![FirstPower 3.6Ah LBXR20 Battery - Repalce for Black and Decker 20v Lithium Battery, Compatible with LBXR20 LB20 LBX20 LBX4020 LB2X4020 Tools (2 Packs) - Image 3](https://m.media-amazon.com/images/I/81blfypeOUL.jpg) ![FirstPower 3.6Ah LBXR20 Battery - Repalce for Black and Decker 20v Lithium Battery, Compatible with LBXR20 LB20 LBX20 LBX4020 LB2X4020 Tools (2 Packs) - Image 4](https://m.media-amazon.com/images/I/716AOpL41lL.jpg) ![FirstPower 3.6Ah LBXR20 Battery - Repalce for Black and Decker 20v Lithium Battery, Compatible with LBXR20 LB20 LBX20 LBX4020 LB2X4020 Tools (2 Packs) - Image 5](https://m.media-amazon.com/images/I/71yuOp8TVuL.jpg) ## Frequently Bought Together - FirstPower 3.6Ah LBXR20 Battery - Repalce for Black and Decker 20v Lithium Battery, Compatible with LBXR20 LB20 LBX20 LBX4020 LB2X4020 Tools (2 Packs) - BLACK+DECKER 20V MAX Lithium Battery Charger, Compatible with 12V and 20V Battery, Battery Sold Separately (LCS1620B) - Weed Eater String Compatible with Black+Decker, AF-100 0.065" Weed Wacker String Refill 360ft Automatic Feed String Trimmer Replacement Line Spool for Black&Decker (12Spools + 3Caps+3Springs) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/737877789-firstpower-3-6ah-lbxr20-battery-repalce-for-black-and-decker](https://www.desertcart.hr/products/737877789-firstpower-3-6ah-lbxr20-battery-repalce-for-black-and-decker) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-05-20*