{"product_id":"expertpower-12v-18ah-agm-sealed-lead-acid-battery-nb-terminals-maintenance-free-backup","title":"ExpertPower 12V 18Ah AGM Sealed Lead Acid Battery — NB Terminals, Maintenance-Free Backup","description":"\u003cstrong\u003eExpertPower EXP12180 is a sealed 12V 18Ah AGM rechargeable lead-acid battery built for maintenance-free backup power and UPS replacements.\u003c\/strong\u003e\n\n\u003cp\u003eThis compact, valve-regulated battery delivers steady, slow-discharge power for standby and low-drain applications. Sized at 7.13\" x 3.03\" x 6.57\" (181 x 77 x 167 mm) and weighing about 5.20 kg (11.46 lb), it uses NB (nut-and-bolt) terminals and fits many UPS units, alarm panels, small solar systems, mobility devices, and other 12V setups. It replaces common 12V 18Ah types such as UB12180, NP18-12, NP20-12, and others.\u003c\/p\u003e\n\n\u003ch3\u003eHow much runtime and lifespan can I expect from this 12V 18Ah battery?\u003c\/h3\u003e\n\u003cp\u003eThe EXP12180 is engineered for standby and moderate-discharge use rather than high-rate loads. In standby service the battery typically offers a 3–5 year service life when stored and charged correctly; actual runtime depends on the connected device's draw.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRated capacity: 18 amp-hours at 20-hour rate (20HR).\u003c\/li\u003e\n  \u003cli\u003eBest for low to moderate continuous draw and intermittent backup cycles.\u003c\/li\u003e\n  \u003cli\u003eStandby life estimate: 3–5 years under recommended float charging and room-temperature storage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat charging setup and maintenance does the EXP12180 need?\u003c\/h3\u003e\n\u003cp\u003eUse a 12V smart charger and avoid deep discharges to protect capacity and life. Follow the manufacturer-recommended voltages for consistent, safe charging and store the battery fully charged if not in use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCharge cycle voltage: 14.6–14.8 V @ 25 °C.\u003c\/li\u003e\n  \u003cli\u003eFloat voltage: 13.7–13.9 V @ 25 °C; recommended charge current: ~2–5 A.\u003c\/li\u003e\n  \u003cli\u003eMaintenance-free AGM design: no watering, sealed and spill-proof for enclosed installations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this battery physically and electrically fit my equipment?\u003c\/h3\u003e\n\u003cp\u003eMeasure tray clearance, lead length and connector type before installation—this battery uses NB terminals (nut-and-bolt) that require compatible connectors or adapters. Its compact footprint makes it suitable for many UPS cabinets, alarm enclosures and small off-grid systems.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDimensions: 7.13\" L x 3.03\" W x 6.57\" H (181 x 77 x 167 mm).\u003c\/li\u003e\n  \u003cli\u003eWeight: approximately 5.20 kg (11.46 lb); check mounting limitations.\u003c\/li\u003e\n  \u003cli\u003eReplaces popular 12V 18Ah types: UB12180, PS-12180, NP18-12, NP20-12, and others.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow safe and durable is this sealed lead-acid battery?\u003c\/h3\u003e\n\u003cp\u003eThe AGM construction keeps electrolyte immobilized for spill-proof, indoor-safe installations and reduced maintenance. Proper charging and avoiding deep discharges will extend service life and maintain reliable performance in standby applications.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSealed, valve-regulated design minimizes leakage and service needs.\u003c\/li\u003e\n  \u003cli\u003eAGM plates resist vibration, useful for portable and mobile setups.\u003c\/li\u003e\n  \u003cli\u003eStore at full charge and recharge periodically to prevent capacity loss.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The ExpertPower EXP12180 suits technicians and homeowners needing a compact, maintenance-free 12V battery for UPS replacements, alarm systems, small solar arrays, mobility devices, emergency lighting, or other low-to-moderate draw applications. Choose this battery when you need a drop-in 18Ah AGM option with NB terminals and predictable float-charge behavior; confirm physical fit and terminal compatibility before ordering.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the EXP12180 maintenance-free?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It is a sealed AGM battery that requires no watering and is spill-proof for indoor use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What charger settings should I use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use a 12V smart charger. Cycle 14.6–14.8V, float 13.7–13.9V, and charge at about 2–5A.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"ExpertPower","offers":[{"title":"Default Title","offer_id":48083136675998,"sku":"B00A82A3RK","price":63.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/expertpower-exp12180-front-view.jpg?v=1785826064","url":"https:\/\/northtrailauto.ca\/products\/expertpower-12v-18ah-agm-sealed-lead-acid-battery-nb-terminals-maintenance-free-backup","provider":"North Trail Auto","version":"1.0","type":"link"}