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| Specification : | |
| Brand / Series | MASSIMO / Lithium ESS (Energy Storage System) Series |
| Model Number | ESSM1475-100/12.8V |
| System Profile | Fully Integrated All-In-One Inverter & Lithium Battery Station |
| Inverter Continuous Rating | 1200VA / 840 Watts Max Output Capacity |
| Inverter Operating Voltage | 12V Nominal |
| W-UPS Input Mains Range | Wide Window Tracking: 105V to 285V AC |
| Battery Storage Capacity | 100 Ampere-Hours (100AH) / 1280 Watt-Hours (Wh) |
| Battery Chemistry Core | Advanced Lithium Iron Phosphate ($LiFePO_4$) |
| Safety Management | Integrated Hardware and Software Managed Dual BMS Matrix |
| Mechanical Dimensions | 460 mm (Width) x 136 mm (Depth) x 385 mm (Height) |
| System Weight | Approx. 24 Kilograms (KG) |
| Backup Run-Times (300W) | ~4 Hours and 18 Minutes |
| Backup Run-Times (400W) | ~3 Hours and 11 Minutes |
| Backup Run-Times (500W) | ~2 Hours and 31 Minutes |
| Backup Run-Times (600W) | ~2 Hours Flat |
| Primary Applications | Luxury Residences, Modern Apartments, High-Definition Tech Studios, Essential Medical Equipments, Office Network Hubs, and Retail Showrooms throughout Nepal |
All-In-One Integrated Architecture: Combines a 1200VA power inverter and a heavy-duty lithium storage bank inside a single, wire-free, wall-mountable metallic cabinet.
Ultra-Durable LiFePO4 Chemistry: Driven by premium Lithium Iron Phosphate (LiFePO4) cells that deliver exceptionally long lifecycles, fast charging speeds, and a completely maintenance-free experience.
Dual Layer Hardware & Software BMS: Equipped with an intelligent internal Battery Management System that continuously monitors cells to safeguard against short circuits, overcharging, and thermal risks.
Extensive Wide-UPS Operating Range: Features a flexible W-UPS tracking window (105V to 285V) that safeguards sensitive laptops, routers, and LED TVs from unstable grid voltages and brownouts.
High-Performance Long Backup Profile: Built to confidently power household electronics, maintaining an impressive backup window of over 4 hours at a continuous 300-watt appliance load.