With a true, wire-free design, the SimpliPHI 6.6 Battery might just be the industry’s fastest battery to install. We’ve actually timed it. Assemble a stack of 3 in under 5 minutes! Freeing up your time to install more systems. And, it’s not just saving you time. We’ve eliminated the hassle of battery installations. Our RapidStak™ connector includes all power and communications in one connection. No wires. No DIP switches. Minimal tools. Just a simple, building block-style installation.

RAPIDSTAK™ Connector

All power and communications in one connection. No wires. The RapidStak Connector is designed to eliminate installation errors. You simply can’t connect these batteries wrong.

Modular

Designed to install and scale like building blocks, allowing for 1, 2 or 3 batteries per stack, to meet each customer’s needs.

Truly Wire Free

Nothing to hide here. No wires. No pin outs. No DIP switches. Just easy-to-install batteries.

How We Stack Up

When you look closely, other batteries just don't compare to the SimpliPHI 6.6 Battery.

 

  SimpliPHI 6.6 HomeGrid Stack'd
Capacity per Battery 6.65 kWh 4.8 kWh
Max Stack Capacity 19.95 kWh 38.4 kWh
20 kWh Stack Capacity 19.95 kWh 19.2 kWh
Max Installation Capacity 119.7 kWh (18 batteries) 576 kWh (120 batteries)
Stackable Yes Yes
Wire-free Yes Yes
DIP Switches No Yes
Outdoor-rated Battery Yes Cabinet required
Wall Mount Option Yes No
Weight (battery only) 125 lbs 155 lbs
Charge Temp. Range 14° – 122° F / -10°C ~ 50°C 32°-113° F / 0°-45°C
Discharge/Operating Temp. Range -4° - 131°F / -20° ~ 55°C 14° - 140°F / -10° - 60°C
Cold Weather Software-driven self curtailment with CAN, Standard Load driven, heater Option
OTA Updates Yes No
Certifications UL 9540 Ed. 3, UL 1642, UL 1973, UN 38.3, UL 9540A, CEC (in process, SGIP (in process), OGPe (in process) UL 1642, UL 1973, UN 38.3, UL 9540, UL 9540A, CEC, SGIP, OGPe
Warranty 10 Years 10 Years
Time to Install 20 minutes 30-60 minutes
Time to Stack (20 kWh) < 5 min (three batteries) 20 min (four batteries)
MSRP price per kWh battery only $427 ~$526
MSRP price per kWh (20 kWh outdoor-rated system) $432 $675

Versatile Installation

Install indoors or out. The system mounts easily on walls - or stacks compactly on the ground.

Outdoor-rated

The SimpliPHI 6.6 Battery is outdoor rated, so no need for additional cabinets and accessories.

Choose Your Inverter

Seamless integration with Sol-Ark®, SimpliPHI® and other major inverters to meet your equipment preferences.

A Name You Can Trust

And, it’s from Briggs & Stratton. Finally, battery innovation from a company you’ve heard of. With over a century of power expertise, we are here to support you with design, engineering and service in the USA.

Click. Done. Your search for the perfect battery is over.

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