--- product_id: 805840346 title: "DIY Energy Storage Power Kit 21700 Battery Holder Box Plug-and-Play Welding Bracket 40A for PROTECTION Board 2x3 6-8 Holes Customizable Voltage for Lithium Batteries(18650-6)" brand: "hasaller" price: "44064CFA" currency: XOF in_stock: true category: "Hasaller" url: https://www.desertcart.sn/products/805840346-diy-energy-storage-power-kit-21700-battery-holder-box-plug store_origin: SN region: Senegal --- # Customizable voltage setup 40A continuous discharge Plug-and-play, no welding needed DIY Energy Storage Power Kit 21700 Battery Holder Box Plug-and-Play Welding Bracket 40A for PROTECTION Board 2x3 6-8 Holes Customizable Voltage for Lithium Batteries(18650-6) **Brand:** hasaller **Price:** 44064CFA **Availability:** ✅ In Stock ## Summary > 🔋 Power your projects with plug-and-play precision—no sweat, all spark! ## Quick Answers - **What is this?** DIY Energy Storage Power Kit 21700 Battery Holder Box Plug-and-Play Welding Bracket 40A for PROTECTION Board 2x3 6-8 Holes Customizable Voltage for Lithium Batteries(18650-6) by hasaller - **How much does it cost?** 44064CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/805840346-diy-energy-storage-power-kit-21700-battery-holder-box-plug) ## Best For - hasaller enthusiasts ## Why This Product - Trusted hasaller brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Instant Assembly & Use:** Ready to go out of the box—just insert batteries and connect for immediate energy storage. - • **Compact & Durable Build:** Sleek 66x49x102mm size crafted from tough PC AO plastic for lasting reliability. - • **High-Current Performance:** Supports a robust 40A continuous discharge for demanding energy needs. - • **Effortless Power Customization:** Tailor your voltage with a simple plug-and-play design—no welding skills required. - • **Universal Fit for 21700 & 18650:** Designed for flat cylindrical lithium batteries up to 18.3mm diameter and 65mm length. ## Overview The DIY Energy Storage Power Kit by Hasaller is a compact, durable battery holder designed for flat cylindrical lithium batteries (21700/18650). It supports up to 40A continuous discharge and customizable voltage configurations without the need for spot welding or protection boards, making it an ideal solution for efficient, high-performance energy storage setups. ## Description Features:Applicable battery type: flat cylindrical lithium battery, does not support batteries with for PROTECTION board. Supports spot welding , and play, splicing, voltage customization,Specifications:Part Name:Energy Storage Power KitSize 1. Battery diameter 18.3mm (MAX) 2. Battery length 65mm (MAX)Material: PC AO plastic shadingColor: As shown in the pictureAssembly: After receiving, just install the battery and install the pull rodPositive and negative electrode materials and specifications:Positive and negative electrodes: M3-12MM+M3 nut+spring (steel)Connection part: 0.5MMDIY energy storage kit dimensions8650 2*3 Assembled dimensions: 66*49*102mm (length*width*height)3S 40A for PROTECTION boardOnly for 8650 lithium battery (2*3 battery rack set)Continuous discharge supports 40ACharging limit 12.6-13.6VSize: 60*40mm ## Features - [USER-FRIENDLY DESIGN] This DIY energy storage power supply kit is tailored for flat cylindrical lithium batteries, providing a straightforward solution without the need for protection boards. - [ AND PLAY SETUP] Enjoy easy spot welding-free assembly, allowing you to customize your voltage and connect effortlessly for immediate use. - [OPTIMAL DIMENSIONS FOR STORAGE] The compact assembled size of 66mm x 49mm x 102mm makes it an choice for efficient energy management in various applications. - [RELIABLE MATERIALS USED] Crafted from robust PC AO plastic shading, this battery holder box ensures long-lasting performance and durability in any environment. - [SIZING REMINDER] Confirm that your battery dimensions with the specifications maximum diameter of 3mm and length of 65mm before purchasing. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DLB54H7M | | Brand | Hasaller | | Color | as picture show | | Date First Available | 12 December 2025 | | Model Number | SZMFJ140IM0ZD1747LITSDRM2IKV | | Product Dimensions | 13 x 10 x 8 cm | ## Images ![DIY Energy Storage Power Kit 21700 Battery Holder Box Plug-and-Play Welding Bracket 40A for PROTECTION Board 2x3 6-8 Holes Customizable Voltage for Lithium Batteries(18650-6) - Image 1](https://m.media-amazon.com/images/I/51Tye1ToiFL.jpg) ![DIY Energy Storage Power Kit 21700 Battery Holder Box Plug-and-Play Welding Bracket 40A for PROTECTION Board 2x3 6-8 Holes Customizable Voltage for Lithium Batteries(18650-6) - Image 2](https://m.media-amazon.com/images/I/61WuxqbwncL.jpg) ![DIY Energy Storage Power Kit 21700 Battery Holder Box Plug-and-Play Welding Bracket 40A for PROTECTION Board 2x3 6-8 Holes Customizable Voltage for Lithium Batteries(18650-6) - Image 3](https://m.media-amazon.com/images/I/61MUdUd3KuL.jpg) ![DIY Energy Storage Power Kit 21700 Battery Holder Box Plug-and-Play Welding Bracket 40A for PROTECTION Board 2x3 6-8 Holes Customizable Voltage for Lithium Batteries(18650-6) - Image 4](https://m.media-amazon.com/images/I/51sw2oElWjL.jpg) ![DIY Energy Storage Power Kit 21700 Battery Holder Box Plug-and-Play Welding Bracket 40A for PROTECTION Board 2x3 6-8 Holes Customizable Voltage for Lithium Batteries(18650-6) - Image 5](https://m.media-amazon.com/images/I/61k467h+LBL.jpg) ## Available Options This product comes in different **Size** options. --- ## 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.sn/products/805840346-diy-energy-storage-power-kit-21700-battery-holder-box-plug](https://www.desertcart.sn/products/805840346-diy-energy-storage-power-kit-21700-battery-holder-box-plug) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-05-29*