HappyVolts offers a wall‑mounted, all‑in‑one system that combines a lithium‑ion battery, a grid‑interactive hybrid inverter, and an automatic transfer switch to deliver sub‑second backup power for essential residential and small‑business loads. The unit includes an integrated MPPT solar charge controller, cloud‑connected monitoring, and compliance with IEC/UL standards, enabling seamless solar charging, real‑time performance tracking, and optional 0 % APR financing.
Funding
Funding not disclosed
Founders
Product
Problem
Frequent grid interruptions and rising electricity rates leave residential and small‑business customers without reliable power and with limited options to reduce utility costs. Traditional backup solutions often require separate battery banks and inverters, leading to bulky installations and delayed switchover during outages.
Solution
HappyVolts delivers a single, wall‑mounted unit that combines a high‑energy‑density lithium‑ion battery with a grid‑interactive hybrid inverter. The system detects loss of utility power and performs an automatic, sub‑second transfer to keep critical loads—refrigeration, networking equipment, lighting, and inverter‑type air conditioners—running without interruption. When paired with photovoltaic panels, an integrated MPPT charge controller stores solar energy during daylight, extending backup duration and offsetting daytime consumption to lower monthly bills. The enclosure is compact, acoustically quiet, and designed for seamless integration into modern homes and commercial spaces. Real‑time status, performance metrics, and remote diagnostics are accessible through a secure web dashboard and mobile app. The solution is certified to relevant safety and grid‑interconnection standards, simplifying permitting and installation. Financing options, including 0 % APR plans, make the upfront cost comparable to conventional backup generators.
Target Audience
The primary customers are homeowners and small‑to‑medium enterprises that require uninterrupted power for essential equipment and seek to reduce electricity expenses through solar integration.
Features
- Lithium‑ion battery pack (2.5 kWh or 5.0 kWh) with built‑in battery management system (BMS) for cell balancing and thermal protection
- Hybrid inverter with bidirectional power flow, supporting both grid‑tied operation and islanding during outages
- Automatic transfer switch (ATS) that executes sub‑second switchover to backup power without user intervention
- Integrated maximum‑power‑point‑tracking (MPPT) solar charge controller for efficient solar charging
- Smart load‑management algorithm that prioritizes essential circuits (refrigerator, router, lighting, HVAC)
- Compact, silent enclosure with optional wall‑mount brackets for space‑constrained installations
- Cloud‑connected monitoring platform offering real‑time SOC, load history, and remote firmware updates via secure API
- Compliance with IEC 62109, UL 1741, and local grid interconnection standards