Batteries / Energy Storage Systems (ESS): Reliable Energy Solutions Empower your projects with dependable, high-performance energy storage solutions from Portlandia Electric Supply. Our Batteries / Energy Storage Systems (ESS) collection features top-tier brands, flexible energy capacities, and leading technologies. These systems are ideal for home resilience, commercial backup, and efficient microgrid integration. Whether you aim to complement your solar panels for home or create a scalable power backup, this selection delivers exceptional value and reliability. Top Products & Key Specifications Fortress Power Avalon HV Pro ESS (7.6 kW inverter, 29.4 kWh)Hybrid-ready ESS with an advanced smart energy panel, UL9540A certification, and NEMA 3R/4X rating. It suits both indoor and outdoor installations and provides robust backup energy for diverse applications. Simpliphi (Briggs & Stratton) SPHI-ESS SeriesThis lineup presents modular capacities tailored to fit your requirements, including: SPHI-ESS-15-6 – About 14.94 kWh SPHI-ESS-20-6 – Around 19.92 kWh SPHI-ESS-25-12 – Nearly 24.90 kWh SPHI-ESS-30-12 – Approximately 29.88 kWh SPHI-ESS-40-18 – About 39.84 kWh with solar-to-utility efficiency up to 96.5% and battery-to-load efficiency reaching 91%. This system includes advanced safety features like anti-islanding and AFCI protection. It also supports intuitive EnergyTrak monitoring through LCD screens and smartphone apps. Victron Energy Batteries LiFePO₄ Battery 256 V / 200 Ah – Smart-A: Equipped with smart monitoring, Bluetooth connectivity, and excellent protection against overloads and shocks. 12 V / 220 Ah Gel Deep Cycle Battery: Uses immobilized gel technology for superior deep-discharge recovery and maintenance-free operation, featuring less than 2% self-discharge monthly. Lead-Carbon Battery 12 V / 106 Ah (M8 Terminal): Designed to improve cycling performance and reduce sulfation with advanced lead-carbon composite technology. Why Choose Our Batteries / Energy Storage Systems (ESS)? Range of Capacities & Configurations—Select from compact 5 kWh models to expansive modular 40 kWh systems. These scalable options address both residential and commercial energy needs. Hybrid-Ready & Efficient—Fortress Power and Simpliphi systems integrate effortlessly with solar panels for home and commercial grid backup. Safety & Compliance—Our UL9540A-rated ESS models include built-in protections, ensuring safe and reliable performance across varied environmental conditions. Smart Monitoring & Control—EnergyTrak apps, LCD panels, and Bluetooth tools provide real-time visibility and control for optimized energy management. Batteries / Energy Storage Systems (ESS) for Residential and Commercial Needs Residential Resilience—Compact, safe energy solutions like the AccESS 6 kW or smaller Simpliphi units enhance backup power and complement solar panels for home use. Mid-Sized & Whole-Home Backup—Simpliphi’s mid-tier ESS models in the 20 to 30 kWh range provide dependable power during outages, ideal for whole-house energy support. Scalable & Hybrid Deployments—Fortress and modular Simpliphi systems support future expansion and hybrid energy setups, working well with solar panels for home energy needs. Versatile Battery Options—Victron batteries provide cost-efficient energy storage tailored for DIY projects, microgrids, off-grid uses, or locations near self storage facilities. With the growing demand for energy efficiency and backup solutions, our Batteries / Energy Storage Systems (ESS) are designed to provide reliable energy whenever needed. These systems can be a key component in improving home energy resilience, especially in locations with unreliable grids or frequent outages. Whether you are searching for car battery replacement alternatives or expanding your property’s energy storage, our ESS collection offers advanced and trusted options. Additionally, the integration of solar panels for home power solutions is smoother with our hybrid-ready ESS products. They efficiently store excess solar energy and discharge it during peak demand or power loss, minimizing reliance on conventional utilities. This smart use of energy supports sustainability goals while lowering energy bills. For customers who also need local storage options, pairing your energy setup with self storage near me or uhaul near me solutions can maximize space and convenience. Combining quality ESS with strategic storage choices provides an all-in-one approach for energy security and asset management. Optimize your energy infrastructure with Portlandia Electric Supply’s Batteries / Energy Storage Systems (ESS) collection, a solution built for high performance, reliability, and safety. This range covers compact, reliable backup systems and expandable hybrid solutions suitable for various applications—residential to commercial. Invest in excellence and ensure consistent power availability for your critical needs. Frequently Asked Questions What types of Batteries / Energy Storage Systems (ESS) do you offer for energy storage?We supply a variety of batteries, including lithium-ion, AGM, and gel deep-cycle batteries. Each type suits different applications and budgets. How do I choose the right battery capacity for my solar system?Estimate your daily energy usage, account for backup needs, and factor in days of autonomy. Use these numbers to select a battery bank with the appropriate capacity (in kWh). Can your energy storage batteries be paired with any inverter?Many of our batteries are compatible with common inverters, but you must check for voltage, current limits, and chemistry. We can help you match batteries with inverters. What is the expected lifespan of your energy storage batteries?Lifespan depends on type and usage. Lithium-ion batteries typically last for 5,000+ cycles, while AGM or gel batteries often provide several hundred to a few thousand cycles. Are your batteries safe and reliable?Yes. We stock batteries from trusted manufacturers. Our batteries include built-in protections like overcharge, over-discharge, and thermal management. How do I maintain my energy storage batteries?For best performance: keep batteries in a cool, dry area; avoid extreme temperature swings; perform regular state-of-charge checks; and follow manufacturer guidelines for float charging. Do you offer warranty or support for your battery systems?Yes. 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Unlock energy independence and backup power with our Battery Storage collection at Portlandia Electric Supply. With over 1,200 SKUs, this collection spans stackable residential systems, commercial rackmount units, and versatile LiFePO₄ batteries—perfect for residential, commercial, and off-grid installations. Why This Energy Storage Matters in Today’s Energy Landscape The shift toward more efficient and resilient energy solutions has increased the importance of advanced energy systems across all sectors. These systems store excess energy for later use, helping stabilize power and reduce waste. They offer flexibility, allowing you to draw stored energy during peak hours or outages. Investing in advanced storage solutions provides greater control over energy flow, independence, and significant long-term savings. Modern storage batteries deliver higher capacities, longer life cycles, and enhanced safety. They integrate well with renewables like solar panels, support smart management, and power sensitive equipment and off-grid setups. For residential, commercial, or industrial uses, these systems maximize every kilowatt's value. Benefits of Upgrading to Modern Battery Storage Systems Choosing the right Battery Storage solution brings benefits that boost performance and efficiency: Improved Energy Reliability Battery-based setups provide consistent, regulated power. They act as reliable backup during outages, ensuring important devices and equipment keep running smoothly. Lower Energy Costs By storing energy during off-peak hours and using it when demand rises, you can dramatically cut utility bills. These systems smooth consumption peaks and valleys, reducing operational expenses. Integration With Renewable Energy Energy storage pairs perfectly with solar systems. Excess power generated during daylight is stored for use at night, enhancing efficiency and minimizing grid dependence. Enhanced Safety and Longevity Today’s storage batteries are designed for longevity, featuring advanced chemistry and safety features that prevent overheating. They deliver stable, strong output over thousands of cycles. Flexible Applications From home systems and commercial facilities to off-grid cabins and industrial sites, Battery Storage suits a wide range of needs. It is crucial for emergency backup, energy management, sustainability, and optimization. What’s in the Collection? Stackable Residential ESS Top brands include EG4 PowerPro, Fortress Power eFlex, and Sol-Ark Starting at $2,899—designed for scalable home energy storage and hybrid setups.Portlandia Electric Supply Rackmount ESS for Commercial/Industrial Use Brands like Pylontech, BYD, CATL offer 48 V battery banks with high-capacity storage in compact, modular designs. Lithium Batteries (LiFePO₄) Affordable drop-in replacements; brands like Battle Born, Victron, Renogy supply reliable deep-cycle lithium solutions. Featured Product: HomeGrid HG-4 Stack Series Capacity: 19.2 kWh Continuous Power: 15 kW (surge: up to 24 kW) Chemistry: Safe, cobalt-free LiFePO₄ Modular Design: Stack from 2 to 8 modules (4.8 kWh each) Smart Monitoring: Live diagnostics with integrated communication Longevity: 10-year warranty and 20-year serviceable design Benefits at a Glance Flexible Configuration — Whether a single-family home or large facility, choose stackable or rackmount options fitting your layout and load demands. High-Performance Chemistry — LiFePO₄ provides outstanding efficiency, long life, safer operation than traditional battery types. Research shows lithium-ion cycles far surpass lead-acid in lifespan and energy density. Hybrid Ready — Works with solar integration, enabling self-consumption and power resilience. Future-Proof Design — Modular systems allow phased scaling without a full overhaul of your setup. Ideal Applications Residential Homes — Add backup power, peak shaving, or off-grid ability with a stackable ESS and self storage solutions. Commercial & Industrial Spaces — Use rackmount systems to stabilize power, reduce demand charges, and support critical loads near uhaul near me locations. Off-Grid & Remote Installations — Reliable lithium solutions excel in remote locations offering self storage near me. Portlandia Electric Supply’s Battery Storage collection delivers flexibility, performance, and trusted brands for modern energy systems. Whether optimizing a smart home or designing a commercial microgrid, our selection ensures seamless integration—backed by premier support and nationwide delivery.