--- product_id: 12291104 title: "- Hawker/Cyclon/Enersys 0819-0020 Battery | 12v 2.5Ah Emergency Light..." brand: "hawker enersys" price: "€ 148.89" currency: EUR in_stock: true reviews_count: 8 category: "Hawker Enersys" url: https://www.desertcart.hr/products/12291104-hawker-cyclon-enersys-0819-0020-battery-12v-2-5ah-emergency store_origin: HR region: Croatia --- # 2.5Ah High Capacity Compact 4.48x3.52x2.77in 12V Pure Lead Power - Hawker/Cyclon/Enersys 0819-0020 Battery | 12v 2.5Ah Emergency Light... **Brand:** hawker enersys **Price:** € 148.89 **Availability:** ✅ In Stock ## Summary > 🔋 Power your peace of mind with the battery that just won’t quit! ## Quick Answers - **What is this?** - Hawker/Cyclon/Enersys 0819-0020 Battery | 12v 2.5Ah Emergency Light... by hawker enersys - **How much does it cost?** € 148.89 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/12291104-hawker-cyclon-enersys-0819-0020-battery-12v-2-5ah-emergency) ## Best For - hawker enersys enthusiasts ## Why This Product - Trusted hawker enersys brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Easy Installation:** Tool-friendly design with accessible faston tabs and simple screw mounts for hassle-free battery swaps. - • **Compact & Durable Design:** Fits seamlessly into emergency lighting units with rugged monobloc housing built to withstand extreme conditions. - • **Long-Lasting Performance:** Enjoy up to 14+ years of dependable power—far exceeding typical battery lifespans, minimizing replacements and downtime. - • **Reliable Pure Lead Chemistry:** Experience unmatched deep discharge resilience and longevity with industry-trusted Enersys Cyclon technology. - • **Cost-Effective Energy Solution:** Get premium high-rate power density at a fraction of the cost compared to competitors, maximizing your energy investment. ## Overview The Hawker/Cyclon/Enersys 0819-0020 is a 12V 2.5Ah pure lead acid battery engineered for emergency lighting. Renowned for its rugged construction, deep discharge capability, and exceptional lifespan—often surpassing 14 years—this compact battery offers reliable, high-rate power density. Its easy installation and manufacturer-backed warranty make it the go-to choice for professionals seeking durable, cost-effective energy solutions. ## Description This is a Hawker/Cyclon/Enersys 0819-0020 battery widely used in emergency lights. The Hawker/Cyclon/Enersys 0819-0020 12 volt 2.5 Ah Pure Lead battery is a popular replacement battery in many emergency lighting unitsy --- BatteryGuy Supplies Enersys Cyclon, the most reliable Pure Lead Acid Battery in the Industry. Enersys Cyclon has Been Around Since its Inseption in 1973 and has Been Through Several Different Name Changes Since Then. Enersys Cyclon Was Known as Gates Battery and Hawker Battery in the Not so Distant Past. Enersys Cyclon Pure Lead Batteries are Known for their Superior Deep Discharge, Maintaining their Performance in Extreme Conditions, Long Service Life, Rugged Construction as Well as their High Rate Charge and Discharge. The Enersys Cyclon Battery Offers the Greatest High-Rate Power Density for Your Energy Dollar. Chemistry: Pure Lead Acid Dimension: 4.48" L x 3.52" W x 2.77" H Configuration: 2 x 3 D Cells in Two Even Horizontal Rows Housing Type: Monobloc Connector Type: 0.187" F1 Faston Tabs ## Features - Brand New - Full Manufacturer Warranty - Dimensions: 4.48"L x 3.52"W x 2.77"H - 12 Volts - 2.5 ah ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00HXCR0P6 | | Amperage | 2.5 Amps | | Battery Capacity | 2.5 Amp Hours | | Battery Cell Composition | Lead Acid | | Battery Cell Type | Lead Acid | | Best Sellers Rank | #435,254 in Health & Household ( See Top 100 in Health & Household ) #2,877 in 12V Batteries | | Brand | Hawker Enersys | | Customer Reviews | 3.8 out of 5 stars 25 Reviews | | Item Dimensions | 2.77 x 4.48 x 3.52 inches | | Item Weight | 2.29 Pounds | | Manufacturer | Hawker Enersys | | Model Number | 0819-0020 | | Reusability | Rechargeable | | Unit Count | 1 Count | | Voltage | 12 Volts | ## Product Details - **Battery Capacity:** 2.5 Amp Hours - **Battery Cell Composition:** Lead Acid - **Brand:** Hawker Enersys - **Unit Count:** 1 Count - **Voltage:** 12 Volts ## Images ![- Hawker/Cyclon/Enersys 0819-0020 Battery | 12v 2.5Ah Emergency Light... - Image 1](https://m.media-amazon.com/images/I/51rAGh9VzvL.jpg) ## Questions & Answers **Q: May I know how many you have in stock? I need 26 units.** A: We have 22 in stock currently; this changes daily as our stock is on real time. **Q: Its One pack of Batteries or two?** A: It's a 12volt battery and each cell produces 2v, so there are 6 cells connected together. 6 x 2 = 12 **Q: Does it come with the Lawnboy connection already installed?** A: Comes with spade connection, as show on the picture **Q: Can the orientation be changed from what is in the picture? My terminals are not oriented that way.** A: I don’t believe so. I recall that they are male spade terminals coming off the side of the batteries. Molded in. The female connectors slide on. I would be sure the size will work, then make some extension wires if needed to reach the battery post. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by &***; on June 14, 2014* ### ⭐⭐⭐ Review *by T***. on March 29, 2025* ### ⭐⭐⭐⭐⭐ Review *by R***S on September 5, 2016* ## Frequently Bought Together - Hawker/Cyclon/Enersys 0819-0020 Battery | 12v 2.5Ah Emergency Light... - Genuine OEM Honda (HRX2173HYA) (HRX2173HZA) (HRX2173VKA) Walk-Behind Lawn Mower Engines Carburetor Assembly & MOUNTING GASKETS KIT - Honda HRX217 Series Tune-Up Kit (Serial Range MAGA-1000001 to MAGA-2199999) --- ## 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/12291104-hawker-cyclon-enersys-0819-0020-battery-12v-2-5ah-emergency](https://www.desertcart.hr/products/12291104-hawker-cyclon-enersys-0819-0020-battery-12v-2-5ah-emergency) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-05-17*