{"product_id":"mk-battery-12v-40ah-high-discharge-maintenance-free-sealed-agm-battery","title":"MK Battery 12V 40Ah High-Discharge Maintenance-Free Sealed AGM Battery","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003ch2\u003eMK Battery 12-Volt 40Ah \/ 45Ah Deep-Cycle Valve-Regulated Sealed Lighter-Duty AGM Battery\u003c\/h2\u003e\n\u003cp\u003eThe MK Battery ES40-12 is a commercial-grade 12V sealed Absorbent Glass Mat (AGM) battery engineered to deliver reliable deep-cycle performance and high-discharge capabilities in lighter-duty professional profiles. Unlike standard flooded options, this advanced power cell utilizes immobilized electrolyte mats sandwiched between tank-formed, temperature-controlled plates. This automated, high-precision manufacturing configuration optimizes current paths and cell consistency, ensuring immediate power readiness for facility managers, medical mobility fleets, and institutional procurement officers.\u003c\/p\u003e\n\u003cp\u003eSudden power failure, localized terminal leaks, and the continuous labor overhead associated with chemical maintenance create costly vulnerabilities for professional building complexes and healthcare networks. The ES40-12 entirely mitigates these operation liabilities with a 100% maintenance-free, valve-regulated lead-acid (VRLA) design that requires no periodic watering or fluid leveling. Its robust, leak-proof and spill-proof architecture is optimized for versatile deployments, functioning seamlessly across both static float power backups and continuous, cycling operations without risk of acid damage or outgassing.\u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eKey Benefits:\u003c\/b\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Discharge AGM Technology:\u003c\/b\u003e Employs premium absorbent glass mat separators to maximize current pathways, yielding excellent performance during intense high-rate discharges.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e100% Maintenance-Free Engineering:\u003c\/b\u003e Fully sealed valve-regulated structural design eliminates ongoing facility labor costs associated with inspecting or replenishing electrolyte fluid levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eComputer-Controlled Tank Formed Plates:\u003c\/b\u003e Manufactured via automated, temperature-controlled systems to secure absolute voltage consistency and optimize cell-to-cell capacity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVersatile Float and Cycle Use:\u003c\/b\u003e Engineered to perform with equal efficiency in long-duration continuous cyclic deployments and critical emergency float-standby power configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeak-Proof and Spill-Proof Casing:\u003c\/b\u003e Provides complete structural peace of mind with a fully sealed exterior that prevents corrosive acid migration or internal fluid outgassing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIntegrated Fleet Carry Handle:\u003c\/b\u003e Outfitted with a heavy-duty, molded top handle to streamline procurement logistics, unpacking, and manual field installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSecure F4 Style Terminals:\u003c\/b\u003e Equipped with high-conductivity bolt-through post terminals to ensure continuous, vibration-resistant electrical connections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\n\u003cb\u003eSpecifications:\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBattery Chemistry:\u003c\/b\u003e Valve-Regulated Lead-Acid (VRLA) \/ Absorbent Glass Mat (AGM)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNominal Voltage:\u003c\/b\u003e 12 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRated Capacity Performance:\u003c\/b\u003e 40 Ah \/ 45 Ah Deep Cycle\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePlate Formation Profile:\u003c\/b\u003e Tank-Formed with Automated Temperature Control\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTerminal Style:\u003c\/b\u003e F4 Style (Bolt Through the Post)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOperational Functional Suitability:\u003c\/b\u003e Cyclic and Standby Float Use\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSafety Rating Class:\u003c\/b\u003e Leak-Proof \/ Spill-Proof Valve Regulated\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMobility Handling:\u003c\/b\u003e Attached Center Carrying Handle\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eExtended Product Information:\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca rel=\"noopener noreferrer\" href=\"http:\/\/files.rescue-supply.com\/PDF\/Brochures\/ES40_12E_Brochure.pdf\" target=\"_blank\"\u003e\u003cstrong\u003eProduct Brochure\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MK Battery","offers":[{"title":"Default Title","offer_id":40633465438377,"sku":"MK-ES40-12E","price":264.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2304\/8155\/products\/ES40-12E.jpg?v=1623522820","url":"https:\/\/rescue-supply.com\/products\/mk-battery-12v-40ah-high-discharge-maintenance-free-sealed-agm-battery","provider":"Rescue Supply","version":"1.0","type":"link"}