Compare Residential Batteries
Comparing 1 product
Briggs & Stratton (SimpliPhi)
SimpliPHI 6.6 BatteryPerformance
Usable Capacity
6.65kWh
Continuous Power
6.66kW
Peak Power
8.3kW
Max System Size
—
Round-Trip Efficiency
96%
Cycle Life
6,000
Depth of Discharge
100%
Chemistry
LFP
Physical
Weight
125lbs
Height
17.3in
Width
28.6in
Depth
6.7in
IP Rating
IP65 (stacked); IP20 (single)
Operating Temp
-20°C to 55°C (discharge) / -10°C to 50°C (charge)
System
Coupling
—
Integrated Inverter
No
Grid-Forming
Yes
Indoor / Outdoor
Both
Certifications
UL 1973
Certified
UL 9540
Unknown
UL 9540A
Certified
IEC 62619
Unknown
Commercial
Warranty
15
Warranty Throughput
—
Est. Price
—
Software Platform
EnergyTrak
Manufacturing Location
Designed in CA, USA
Key Differentiator
RapidStak wire-free connectors (<5 min install for 3-stack); Briggs & Stratton parent (115+ yr power heritage); US DoD-proven LFP since 2010 (Iraq/Afghanistan); 15-yr warranty (industry-leading); 100% DoD capable; trickle-charge heating mode for cold climates; EnergyTrak app with OTA updates; compatible with Sol-Ark & SimpliPHI 6kW inverters
Data Quality
Data Confidence
High