GROWATT HELIOS 3600 Portable Power Station

SpecPicks Verdict

SpecPicks scored GROWATT HELIOS 3600 Portable Power Station using a rating × review-volume × price-fit model applied to published specs and reviews across the power protection category. GROWATT's power protection lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for power protection of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

• 【Emergency Electric Generator with Extended Runtime】3600W output and 3600Wh (3.6kWh) LFP battery, providing up to 15 hours of power for daily home devices (routers, lights) and 1-3 days of emergency power for fridges. Backed by Growatt’s professional inverter technology, it delivers stable power, making it the perfect backup generator for home use and power outages, ensuring reliability when you need it most.
• 【High-Performance Expandable Backup Battery】Connect two units in parallel to get 240V/7200W power, capable of running heavy appliances (AC, dryers, pumps) or using a transfer switch for whole-house backup (covering 99% of power needs). Expandable up to 36kWh, it provides up to 7 days of home power, preparing you for long-duration outages. Plug-and-play expansion, no professional installation required.
• 【Quick Response & All-Weather Reliability】<15ms EPS switchover seamlessly switches to battery power during outages, keeping critical loads (servers, medical devices) running. With cold start technology, it operates efficiently even in storms and snow down to -22°F, adapting to extreme weather conditions.
• 【Fast-Charging Solar-Powered Generator】2000W efficient solar charging fully charges in 2.8 hours, providing renewable energy during long outages. AC charging offers dual-voltage flexibility: 3 hours at 120V or 1.5 hours at 240V; AC-DC hybrid charging enables 3600W fast charging, fully charged in under 1.5 hours.
• 【Budget-Saving & Easy DIY Installation】With app intelligent energy control, maximize solar power to reduce grid usage or optimize charging/discharging during off-peak hours to save electricity costs. Equipped with Anderson ports, NEMA TT-30 output, and 16 plug-and-play ports, it’s easy to connect to outdoor gear and loads—perfect for DIY off-grid systems (small businesses, RVs, boats) with low cost and easy installation.
• 【Long-Lasting, Safe Power & Trusted Service】Equipped with EV-grade LFP cells, advanced BMS technology, and smart algorithms, it retains 80% capacity after 4000 cycles, ensuring 10 years of stable use. Backed by Growatt’s global leading reputation in residential solar and inverter industry, you get proven quality, US-based responsive service, and UL certification for peace of mind.

Full Specifications

Ready to buy?

GROWATT HELIOS 3600 Portable Power Station, 3600Wh LFP Battery, Expandable to 240V/7200W AC Output, Up to 36kWh, Solar Electric Generator for Whole House Backup, RVs, Emergencies is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Buy on Amazon — $1,198.98

*Price sourced from Amazon.com. Last updated 2026-10-21. Price and availability subject to change.