--- product_id: 207169859 title: "ExpertPower 12V 21Ah Gel Deep Cycle Solar Battery, Sealed Gel Technology for Marine, Mobility Applications" brand: "expertpower" price: "769.65 DT" currency: TND in_stock: true reviews_count: 8 url: https://www.desertcart.tn/products/207169859-expertpower-12v-21ah-gel-deep-cycle-solar-battery-sealed-gel store_origin: TN region: Tunisia --- # 12V 21Ah power capacity Vibration & shock resistant build Sealed gel spill-proof design ExpertPower 12V 21Ah Gel Deep Cycle Solar Battery, Sealed Gel Technology for Marine, Mobility Applications **Brand:** expertpower **Price:** 769.65 DT **Availability:** ✅ In Stock ## Summary > ⚡ Empower your energy independence with ExpertPower’s unstoppable gel battery! ## Quick Answers - **What is this?** ExpertPower 12V 21Ah Gel Deep Cycle Solar Battery, Sealed Gel Technology for Marine, Mobility Applications by expertpower - **How much does it cost?** 769.65 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/207169859-expertpower-12v-21ah-gel-deep-cycle-solar-battery-sealed-gel) ## Best For - expertpower enthusiasts ## Why This Product - Trusted expertpower brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Endure:** Impact-resistant casing engineered to withstand shocks, vibrations, and repeated cycles for long-lasting use. - • **Plug & Play Ready:** Ships fully charged with standard M5 terminals and clear polarity for effortless integration. - • **Versatile Energy Solution:** Perfect for solar setups, mobility scooters, marine applications, and any 12V deep-cycle system craving dependable power. - • **Reliable 12V 21Ah Capacity:** Power through your solar, mobility, or backup needs with consistent deep-cycle performance. - • **Spill-Proof Sealed Gel Tech:** Flexible mounting anywhere without the mess or maintenance of traditional batteries. ## Overview The ExpertPower 12V 21Ah Gel Deep Cycle Battery delivers reliable, maintenance-free power with sealed gel technology that prevents spills and allows flexible installation. Designed for durability, it resists shocks and vibrations, making it ideal for solar, marine, and mobility applications. Ready to use out of the box with standard terminals, it’s a versatile energy solution engineered for long-lasting deep-cycle performance. ## Description Battery Charger Deep Cycle Gel Battery Deep Cycle Gel Battery Deep Cycle Gel Battery Deep Cycle Gel Battery Deep Cycle Gel Battery ExpertPower is a Los Angeles-based supplier of Energy Storage Systems located in the heart of beautiful southern California. Since its establishment in 1987, ExpertPower has worked hard to earn its reputation as the most dependable in the business. Our product reviews are from actual customers who both appreciate and trust the quality they have come to expect from our products. From our smallest battery pack to our largest energy storage system, ExpertPower designs, manufactures, distributes, services and supports energy storage solutions that provide customers with superior value. Our broad global network provides a wide variety of energy storage equipment, storage solutions and support services. Our mission at ExpertPower is to empower individuals and communities to live sustainable and fulfilling lives by providing innovative energy solutions that enable energy independence and a greener future. ## Features - Capacity & Voltage: Provides 12 volts and 21 amp hours of usable power, ideal for deep-cycle usage in solar systems, backup power, mobility devices, and other 12V applications. - Sealed Gel Construction: The gel-electrolyte within a sealed case prevents spills and allows flexible mounting in equipment where orientation matters. - Durable Build: Designed with an impact-resistant housing and built to handle vibration, shock, and repeated discharge cycles for long service life. - Ready for Use: Ships ready to install and integrates easily into deep-cycle setups, with standard M5 threaded insert terminals and clear polarity. Dimensions: 7.12" x 3.03" x 6.57". - Wide Application Scope: Suits a broad range of systems - from solar panels and renewable energy setups to mobility scooters and other 12V deep-cycle applications, where a 12V 21Ah deep-cycle battery is required. ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B0892VVR97 | | Battery Type | Lead Acid | | Best Sellers Rank | #211,432 in Health & Household (See Top 100 in Health & Household) #687 in 12V Batteries | | Brand Name | ExpertPower | | Compatible With Vehicle Type | Scooter | | Customer Reviews | 4.3 4.3 out of 5 stars (357) 4.3 out of 5 stars | | Item Dimensions D X W X H | 3.03"D x 7.12"W x 6.57"H | | Item Type Name | lead_acid_battery | | Item Weight | 13.4 Pounds | | Manufacturer | ExpertPower | | Manufacturer Part Number | BGHFM12_21 | | Size | 12V 21AH GEL | | Terminal | M5 | | Unit Count | 1.0 Count | | Upc | 840140934502 | | Voltage | 12 Volts | ## Product Details - **Battery Capacity:** 21 Amp Hours - **Battery Cell Composition:** Lead Acid - **Brand:** ExpertPower - **Item Weight:** 13.4 Pounds - **Product Dimensions:** 3.03"D x 7.12"W x 6.57"H - **Size:** 12V 21AH GEL - **Terminal:** M5 - **Unit Count:** 1.0 Count - **Vehicle Service Type:** RV - **Voltage:** 12 Volts ## Images ![ExpertPower 12V 21Ah Gel Deep Cycle Solar Battery, Sealed Gel Technology for Marine, Mobility Applications - Image 1](https://m.media-amazon.com/images/I/71JRDFKK9+L.jpg) ![ExpertPower 12V 21Ah Gel Deep Cycle Solar Battery, Sealed Gel Technology for Marine, Mobility Applications - Image 2](https://m.media-amazon.com/images/I/61wKKP9FGbL.jpg) ![ExpertPower 12V 21Ah Gel Deep Cycle Solar Battery, Sealed Gel Technology for Marine, Mobility Applications - Image 3](https://m.media-amazon.com/images/I/61mTLsxYjYL.jpg) ![ExpertPower 12V 21Ah Gel Deep Cycle Solar Battery, Sealed Gel Technology for Marine, Mobility Applications - Image 4](https://m.media-amazon.com/images/I/61SZqYpa25L.jpg) ![ExpertPower 12V 21Ah Gel Deep Cycle Solar Battery, Sealed Gel Technology for Marine, Mobility Applications - Image 5](https://m.media-amazon.com/images/I/61wexeFkDSL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Exelent!! *by on Reviewed in the United States November 25, 2025* I purchased the ExpertPower 12V 21AH Gel Deep Cycle Battery and I’m very impressed with its performance. It holds a strong charge, delivers consistent power, and works perfectly for long periods without any issues. The battery arrived well-packaged and was easy to install. For the price, the quality and durability are excellent. Highly recommended if you need a dependable deep-cycle battery. ### ⭐⭐⭐⭐⭐ Good battery *by on Reviewed in the United States August 20, 2025* So far so good. I use it in my 66 aloha travel trailer to run my water pump. Holds a long charge. ### ⭐⭐⭐⭐⭐ Quality product. *by on Reviewed in the United States June 20, 2025* Quality product, as described and size is correct. Once installed, the batteries charged correctly. ## Frequently Bought Together - ExpertPower 12V 21AH Gel Deep Cycle lead acid Battery - Attwood PowerGuard Battery Boxes Designed for Marine, RV, Camping, Solar and More - Apowery Solar Panel Kit 30W 12V Monocrystalline,Battery Maintainer +10A Solar Charge Controller + Extension Cable with Battery Clips O-Ring Terminal for RV Marine Boat Off Grid System --- ## 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.tn/products/207169859-expertpower-12v-21ah-gel-deep-cycle-solar-battery-sealed-gel](https://www.desertcart.tn/products/207169859-expertpower-12v-21ah-gel-deep-cycle-solar-battery-sealed-gel) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-22*