--- product_id: 85431071 title: "CPS425SL 12V 4.5Ah UPS Battery - This is an AJC Brand Replacement" brand: "ajc" price: "298.06 DT" currency: TND in_stock: true reviews_count: 8 category: "Ajc" url: https://www.desertcart.tn/products/85431071-cps425sl-12v-4-5ah-ups-battery-this-is-an-ajc store_origin: TN region: Tunisia --- # 12V Power Output 4.5Ah Capacity Maintenance-Free AGM Tech CPS425SL 12V 4.5Ah UPS Battery - This is an AJC Brand Replacement **Brand:** ajc **Price:** 298.06 DT **Availability:** ✅ In Stock ## Summary > 🔋 Stay powered, stay ahead—never miss a beat with AJC’s precision backup battery! ## Quick Answers - **What is this?** CPS425SL 12V 4.5Ah UPS Battery - This is an AJC Brand Replacement by ajc - **How much does it cost?** 298.06 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/85431071-cps425sl-12v-4-5ah-ups-battery-this-is-an-ajc) ## Best For - ajc enthusiasts ## Why This Product - Trusted ajc brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Power That Lasts:** 4.5 Amp Hours capacity delivers consistent backup power when you need it most—no surprises, just uptime. - • **Reliable OEM Fit:** Exact AJC replacement for CyberPower CPS425SL ensures seamless compatibility and hassle-free installation. - • **Ready Out of the Box:** Factory activated, fully charged, and sealed—install immediately and stay protected without delay. - • **Advanced AGM Technology:** Absorbed Glass Mat design reduces internal resistance for efficient, high-rate power delivery and leak-proof safety. - • **Built for Professionals:** Premium 99.998% pure lead and strict quality control guarantee durability and dependable performance under pressure. ## Overview The AJC CPS425SL 12V 4.5Ah UPS Battery is a premium sealed lead acid replacement designed for CyberPower UPS units. Featuring maintenance-free AGM technology and factory activation, it offers reliable, leak-proof power with a perfect OEM fit. Engineered with ultra-pure lead and rigorous quality standards, this battery ensures long-lasting, efficient backup power for critical devices, making it an essential upgrade for professionals who demand uninterrupted performance. ## Description Product description BENEFIT OF AJC SEALED LEAD ACID (SLA) AGM BATTERIES Exact OEM replacement that fits easily and precisely Factory activated, this battery arrives fully sealed, charged and ready for action Built to last High quality, low cost replacement batteries for thousands of devices AJC Replacement Sealed Lead Acid (SLA) AGM Batteries Millions of batteries sold globally Buy AJC Batteries with confidence AJC Sealed Lead Acid (SLA) Battery Info Quality Control AJC Battery strictly adheres to international quality standards to provide customers with excellent products and consistent quality. From the components and raw materials to each batch produced, quality tests and procedures are in place, implemented and maintained. AGM Technology AJC Battery Absorbed Glass Mat (AGM) technology is at the core of our batteries. Puncture resistant glass mat separators absorb all the electrolytes, which lowers internal resistance and results in effective high-rate, short-term power. Maintenance Free Lead Purity 99.998% AJC Battery only uses brand new lead. Lead impurities can significantly decrease battery performance and lifespan. Our strict manufacturing process eliminates trace impurities and yields high quality, dependable batteries. SLA BATTERY CARE About AJC Battery AJC Battery manufacturers rechargeable, maintenance-free Sealed Lead Acid (SLA) AGM batteries that feature a leak-proof design that helps ensure operational safety and flexibility in placement and protection against excessive overcharge. All AJC SLA AGM batteries maintain the highest quality and standard levels, which makes them cost competitive, reliable and innovative. AJC batteries are delivered brand new, charged, sealed, maintenance-free and ready for customers to install and use. Recharge batteries after each use to prevent performance decline Avoid complete discharges Periodically check terminals for signs of corrosion or other wear which might cause failure Always store battery fully charged Store battery in cool, dry place (68°F/20°C) AJC SLA AGM BATTERY COMPONENTS Review: Works great, I guess I ordered the wrong one though... - Not the fault of the battery, but it didn't fit the device I bought it for... Oh well. Review: perfect fit. - This is perfect. Love my older battery backup power surge protector. Far less expensive than a new unit. fits perfectly and as soon as I plugged it in, the insessant beeping quit. great value ## Features - This is an AJC Brand Replacement for a CyberPower CPS425SL 12V 4.5Ah UPS Battery ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00A82IRRS | | Battery Capacity | 4.5 Amp Hours | | Battery Cell Composition | Sealed Lead Acid | | Battery Type | Sealed Lead Acid | | Best Sellers Rank | #646 in Computer Uninterruptible Power Supply Units | | Brand | AJC | | Brand Name | AJC | | Customer Reviews | 4.0 out of 5 stars 36 Reviews | | Item Weight | 3.3 Pounds | | Manufacturer | AJC Battery | | Manufacturer Part Number | CPS425SL | | Manufacturer Warranty Description | 12 Months | | Model Number | CPS425SL | | UPC | 683498677932 683498679790 | | Unit Count | 1.0 Count | | Voltage | 12 Volts | ## Product Details - **Battery Capacity:** 4.5 Amp Hours - **Battery Cell Composition:** Sealed Lead Acid - **Brand:** AJC - **Item Weight:** 3.3 Pounds - **Manufacturer:** AJC Battery - **UPC:** 683498677932 683498679790 - **Voltage:** 12 Volts ## Images ![CPS425SL 12V 4.5Ah UPS Battery - This is an AJC Brand Replacement - Image 1](https://m.media-amazon.com/images/I/71-lpb6sbmL.jpg) ![CPS425SL 12V 4.5Ah UPS Battery - This is an AJC Brand Replacement - Image 2](https://m.media-amazon.com/images/I/71Fq-kdG1DL.jpg) ![CPS425SL 12V 4.5Ah UPS Battery - This is an AJC Brand Replacement - Image 3](https://m.media-amazon.com/images/I/51HBpYCMK3L.jpg) ![CPS425SL 12V 4.5Ah UPS Battery - This is an AJC Brand Replacement - Image 4](https://m.media-amazon.com/images/I/51u5TNBe05L.jpg) ![CPS425SL 12V 4.5Ah UPS Battery - This is an AJC Brand Replacement - Image 5](https://m.media-amazon.com/images/I/91SYG4FQbUL.jpg) ## Customer Reviews ### ⭐⭐⭐ Works great, I guess I ordered the wrong one though... *by C***G on October 18, 2016* Not the fault of the battery, but it didn't fit the device I bought it for... Oh well. ### ⭐⭐⭐⭐⭐ perfect fit. *by A***Y on February 12, 2016* This is perfect. Love my older battery backup power surge protector. Far less expensive than a new unit. fits perfectly and as soon as I plugged it in, the insessant beeping quit. great value ### ⭐⭐⭐⭐ Did not fit my CPS425SL, but it's a good battery nonetheless *by M***W on October 10, 2015* Did not fit into my 425VA CPS425SL. I'm guessing my unit is an older model. My mistake as I should have taken it apart to get the information from the battery that my model contained (12V 3.4AH SLA, BP3.6-12). I can't fault the seller on this. ## Frequently Bought Together - CPS425SL 12V 4.5Ah UPS Battery - This is an AJC Brand Replacement - APC UPS Replacement Battery RBC17 for APC Back-UPS Models BE650G1, BE750G, BR700G, BE850M2, BE850G2, BX850M, BE650G, BN600, BN700MC, BN900M, BVK950M2, BVN950M2 and select others - APC UPS Battery Replacement, APCRBC110, for APC UPS Models BE550G, BE550MC, BN600MC and select others --- ## 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/85431071-cps425sl-12v-4-5ah-ups-battery-this-is-an-ajc](https://www.desertcart.tn/products/85431071-cps425sl-12v-4-5ah-ups-battery-this-is-an-ajc) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-06-25*