6000W Pure Sine Wave · LFP Chemistry · Expandable to 57.6kWh

Power Your Home Through a Multi-Day Outage, Without the Generator

The Oscal PowerMax 6000 Portable Power Station delivers 6000W of continuous, whisper-silent power and 3600Wh of rock-solid LFP capacity, indoors, no fuel, no fumes, no noise complaints at 2 a.m. When the grid goes down, this stays on.

$1,699.00

Oscal PowerMax 6000 portable power station standalone

Oscal PowerMax 6000 Portable Power Station - 6000W 3600Wh LFP

by Oscal

$1,699.00

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6000WContinuous AC Output

3600WhLFP Capacity

3,500+Cycles to 80% Capacity

57.6kWhMax Expandable Capacity

2400WMax Solar Input

The short version

The Oscal PowerMax 6000 Portable Power Station is a 6000W, 3600Wh LFP battery backup built for homeowners who need to run a refrigerator, medical devices, sump pump, and lights through a serious multi-day outage without touching a gas can. It outputs pure sine wave AC at both 120V and 240V, charges from solar panels at up to 2400W, and expands up to 57.6kWh by adding up to 15 BP3600 battery packs. It runs completely indoors, silently, and connects to your home network via Wi-Fi and Bluetooth for remote monitoring. If you're preparing for hurricane season, ice storms, or extended rural outages, this is a system designed for exactly that situation.

Everything it does, at a glance

6000W That Actually Runs Your Home

Continuous pure sine wave output at 6000W means your refrigerator compressor, sump pump, and window AC can all cycle normally. No modified sine wave artifacts, no tripped appliances, no surprises.

LFP Chemistry Built to Last

Lithium Iron Phosphate cells are thermally stable and rated to 3,500 cycles at 80% or better capacity. You're not babying this unit or replacing it after a couple of seasons.

Charge From the Sun at 2400W

Connect solar panels in a 12-150V range at up to 25A and 2400W total input. On a clear day that translates to meaningful recharge progress without ever touching a utility outlet.

Expand Up to 57.6kWh of Storage

Stack up to 15 BP3600 expansion packs (sold separately) to build a home battery system sized for extended outages, not just an overnight inconvenience.

Runs Indoors, Completely Silent

No combustion, no exhaust, no carbon monoxide risk. Run it in a garage, utility room, or next to the staircase and never worry about ventilation or noise ordinances.

120V and 240V Output in One Unit

Four AC outlets including a 30A port, plus 240V capability, give you flexibility to power a wider range of appliances and tools than standard 120V-only stations allow.

Real loads, honest answers

What can it run?

Load	Supported	Notes
Full-Size Refrigerator	Yes	Handles compressor startup surge; typical draw 100-200W
Window Air Conditioner (up to 1500W)	Yes	Comfortable within 6000W continuous output
CPAP / BiPAP Machine	Yes	Pure sine wave output is safe for sensitive medical devices
Sump Pump (up to 1HP)	Yes	6000W output handles typical motor startup surge
LED and Incandescent Lighting	Yes	Multiple circuits supportable simultaneously
Home Office (laptop, monitor, router)	Yes	Light draws extend runtime significantly
Electric Stove or Oven (240V, 4000-6000W)	Yes	240V output available; at maximum draw leaves little headroom for other loads
Central HVAC System (5+ tons)	No	Startup and running draw typically exceeds 6000W; whole-home HVAC not supported
Electric Vehicle Charging	No	EV charging draws are sustained and very high; not recommended

Is it right for you

Best for

Homeowners in hurricane, tornado, or ice-storm-prone regions who need reliable multi-day backup
Families with a refrigerator, lights, and medical devices that cannot go down during an outage
Rural properties that lose power frequently and want a silent, indoor-safe alternative to a gas generator
Solar users who want a high-capacity storage unit that can scale as their system grows
Home offices and remote workers who need clean, uninterrupted power during grid events
RV and cabin owners who want 240V capability and expandable storage in a single platform

Not the best fit if

Running central HVAC systems with high startup surge requirements above 6000W
Whole-home EV charging, which requires sustained draws this unit is not designed for
Buyers who need a fully installed, automatic transfer switch system (this is a portable unit, not a hardwired standby)
Ultra-light campers or backpackers: at approximately 101.7 lbs, this is not a carry-on unit
Applications where a sub-500Wh compact station would be sufficient, this is sized and priced for serious backup needs

Versus the alternative

How it compares

	Oscal PowerMax 6000 Portable Power Station - 6000W 3600Wh LFP	A comparably sized gas-powered portable generator
AC Output	6000W continuous, pure sine wave	Typically 5000-7000W, but modified sine wave on many models
Indoor Use	Fully indoor-safe, zero emissions	Never. Carbon monoxide risk requires outdoor-only operation
Noise Level	Silent operation	65-80+ dB typical; audible across a neighborhood
Fuel Requirement	None. Charges from grid or solar	Gasoline required; storage and freshness are ongoing concerns
Cell Chemistry / Longevity	LFP, rated 3,500+ cycles to 80% capacity	Engine wear depends on maintenance; no cycle rating equivalent
Solar Charging	Up to 2400W solar input, 12-150V range	Not compatible without a separate inverter-charger setup
Expandable Capacity	Up to 57.6kWh with BP3600 expansion packs	Fixed tank size; no expansion option
240V Output	Yes, 120V and 240V AC	Varies by model; not always included
Remote Monitoring	Wi-Fi 2.4GHz and Bluetooth app control	No connectivity
Maintenance	No oil changes, filters, or spark plugs	Regular maintenance required for reliable operation

Set it up right

Safety and installation

LFP Thermal Stability Lithium Iron Phosphate chemistry has a significantly higher thermal runaway threshold than NMC or NCA lithium cells. It's the chemistry of choice when you're running a unit indoors near living spaces.

Comprehensive Protection Suite The PowerMax 6000 includes over-voltage, overload, over-temperature, short circuit, low-temperature, low-voltage, and overcurrent protections built into the battery management system.

Zero Combustion, Zero Emissions No exhaust gases, no carbon monoxide, no open fuel. Run it in a utility room, garage, or basement without any ventilation requirement and no risk to sleeping family members.

Pure Sine Wave Output Medical equipment, variable-speed motors, and sensitive electronics expect grid-quality power. The pure sine wave inverter delivers exactly that, preventing errors, overheating, and premature wear on your appliances.

Defined Operating Temperature Ranges Discharge is rated down to 14°F (-10°C) and up to 113°F (45°C). Charging is rated from 32°F to 113°F (0°C to 45°C). Know your environment and the unit will perform predictably.

The numbers

Specifications

Capacity	3600Wh
Cell Chemistry	LFP (Lithium Iron Phosphate)
Cycle Life	3,500 cycles to 80%+ capacity
AC Output	6000W continuous, pure sine wave
AC Output Voltage	120V / 240V~ (50Hz / 60Hz)
AC Outlets	4 total: 3x 20A + 1x 30A
USB-A Output	12W max (x1)
USB-A Fast Charge	18W max per port, 54W total (x3)
USB-C Output	100W max per port, 200W total (x2)
Car Charger Output (12V)	12V 10A, 120W max
DC 5521 Output	12V 3A, 36W (x2)
Anderson Output	12.6V 30A, 378W max
AC Fast Charging	120V: 1800W / 240V: 2200W
AC Slow Charging	1200W
AC Input Voltage	120V / 240V, 15A max
Solar Input	12-150V, 25A max, 2400W max
DC Charger Input	12-30V, 8A
Expandable Capacity	Up to 15x BP3600 packs; 57.6kWh total (packs sold separately)
Wireless Connectivity	Wi-Fi 2.4GHz; Bluetooth
Net Weight	Approx. 46.15 kg (101.7 lbs)
Dimensions (L x W x H)	590 x 350 x 441 mm (23.2 x 13.8 x 17.5 in)
Optimal Operating Temp	20°C to 30°C (68°F to 86°F)
Discharge Temp Range	-10°C to 45°C (14°F to 113°F)
Charge Temp Range	0°C to 45°C (32°F to 113°F)
Storage Temp Range	-10°C to 45°C (14°F to 113°F)
Protections	Over-voltage, overload, over-temperature, short circuit, low-temperature, low-voltage, overcurrent

Verify all included cables, adapters, and accessories against the packing slip received with your order. Expansion packs (BP3600) are sold separately.In the box

What's included

Oscal PowerMax 6000 Portable Power Station - 6000W 3600Wh LFP

Before you buy

Frequently asked questions

Can the Oscal PowerMax 6000 run my refrigerator and other appliances at the same time during an outage?

Yes. With 6000W of continuous pure sine wave output, the PowerMax 6000 can handle a full-size refrigerator alongside lights, a CPAP machine, phone chargers, and other moderate loads simultaneously. The key is adding up the running wattage of everything you want on at once and making sure the total stays comfortably under 6000W. The refrigerator's compressor startup surge is well within the unit's capability.

How long will the Oscal PowerMax 6000 power a refrigerator on a single charge?

A typical full-size refrigerator draws roughly 100 to 150W on average when accounting for compressor cycling. At that rate, the 3600Wh LFP pack provides approximately 20 to 36 hours of refrigerator runtime on its own. Running additional loads simultaneously will reduce that figure. Pairing it with solar input extends runtime indefinitely under good sun conditions.

Is the Oscal PowerMax 6000 safe to use indoors?

Completely. There is no combustion, no exhaust, and no carbon monoxide produced. It's a battery-powered inverter system, not a generator, so it can operate in a garage, utility room, basement, or any other indoor space without any ventilation requirement. This is one of the core reasons homeowners choose it over a gas generator for indoor backup duty.

Can I expand the Oscal PowerMax 6000 with additional battery packs?

Yes. The PowerMax 6000 supports up to 15 BP3600 expansion packs, bringing total usable capacity to 57.6kWh. Those packs are sold separately, but the expansion path means you can start with the base unit and grow your storage as your needs or budget allow. That flexibility makes it a practical long-term investment rather than a fixed-capacity purchase.

How do I charge the Oscal PowerMax 6000 with solar panels?

The unit accepts solar input in a 12 to 150V voltage range at up to 25A and a maximum of 2400W. Connect compatible solar panels to the solar input port and the built-in MPPT charge controller manages the rest. At maximum solar input and ideal sun conditions, you can recharge from depleted to full in roughly two hours. The wide voltage input range means compatibility with a variety of panel configurations.

Does the Oscal PowerMax 6000 output true pure sine wave power, and why does that matter?

Yes, it outputs pure sine wave AC at both 120V and 240V. Pure sine wave power matches what your utility grid delivers, which matters for medical equipment like CPAP and BiPAP machines, variable-speed motor appliances, and any electronics with sensitive power supplies. Modified sine wave inverters can cause these devices to run hotter, produce errors, or fail prematurely. With the PowerMax 6000, your equipment sees clean power identical to what it was designed for.

Buy with confidence

No-risk purchase

Authorized dealer, full manufacturer warranty Every unit ships genuine from an authorized dealer, backed by the manufacturer's full warranty and factory support. No gray-market gamble.30-day returns, no restocking fees Unused and in the original packaging, returned within 30 days. We never charge a restocking fee, and approved refunds post to your original payment within 7 days.Free shipping Ships free to the contiguous United States with tracking. Freight items delivering to a home with no dock or forklift can add liftgate delivery at a flat fee shown at checkout.Arrives damaged? We cover it. If your unit shows up damaged or defective, we pay return shipping and expedite a free replacement. Send photos and we move fast.90-day price guarantee Find it lower at an authorized retailer within 90 days of your purchase and we refund the difference.Financing available Split the cost into monthly payments at checkout.Real pre- and post-sale support Questions about sizing, compatibility, or setup? Reach our team directly at info@mightygenerators.com before you buy or after your unit arrives.