Sol-Ark 18K-2P + HomeGrid 33.6 kWh Stack'd Battery Combo

Sol-Ark 18K-2P + HomeGrid 33.6 kWh Stack'd Battery Combo

This combo pairs the Sol-Ark 18K-2P hybrid inverter with the HomeGrid PF5-LFP33600-2A01 Stack'd battery for a powerful 48V energy storage solution. It is built for residential backup power, solar energy storage, and flexible home energy control with a modular battery platform and a high-output hybrid inverter.

The HomeGrid battery provides 33.6 kWh of lithium iron phosphate storage in a seven-module Stack'd configuration. The Sol-Ark 18K-2P adds 18 kW AC output, 200A grid pass-through, three MPPTs, six DC solar ports, a 350A battery charger, dual 48V battery ports, and 5 ms transfer time. Together, this combo is a strong fit for whole-home backup, time-of-use management, and solar-plus-storage projects that may expand over time.

Key Features

• Includes one Sol-Ark 18K-2P hybrid inverter and one HomeGrid PF5-LFP33600-2A01 33.6 kWh Stack'd battery system
• HomeGrid battery uses lithium iron phosphate chemistry with a 48V nominal DC platform
• Battery provides 33.6 kWh total energy with 14.4 kW continuous power output and 24 kW surge for 10 seconds
• Sol-Ark 18K-2P provides 18 kW AC output with 200A grid pass-through for whole-home backup applications
• Sol-Ark inverter includes 3 MPPTs, 6 DC solar ports, 36A per MPPT, dual 48V battery ports, and 5 ms transfer time

Ideal Uses

• Whole-home backup power systems
• Residential solar plus storage projects
• Time-of-use energy management
• Grid-interactive home energy systems
• 48V battery storage systems with room for future expansion

Ideal For

• Homeowners building a whole-home backup system
• Solar installers designing residential battery storage systems
• Property owners adding energy storage to a solar setup
• Customers looking for a 48V LFP battery and hybrid inverter combo
• Users planning for scalable residential energy storage
• Applications / Devices / Cross References
• Primary inverter model: Sol-Ark 18K-2P
• Secondary battery model: HomeGrid PF5-LFP33600-2A01
• Suitable for residential backup power, solar energy storage, and time-of-use energy control
• HomeGrid Stack'd Series lists Sol-Ark as a compatible inverter platform
• Sol-Ark 18K-2P uses a 48V battery architecture with battery partner support on the Sol-Ark platform

Inverter Specifications

• Brand: Sol-Ark
• Model: 18K-2P
• Product Type: Residential hybrid inverter
• AC Output: 18 kW
• Grid Pass-Through: 200A
• MPPTs: 3
• DC Solar Ports: 6
• Current per MPPT: 36A
• Battery Charger: 350A
• Battery Ports: 2 x 48V
• Transfer Time: 5 ms
• Solar Support: Over 40 kW with AC coupling
• Warranty: 10 years

Battery Specifications

• Brand: HomeGrid
• Series: Stack'd Series
• Model: PF5-LFP33600-2A01
• Total Energy: 33.6 kWh
• Continuous Power Output: 14.4 kW
• Surge Power (10 sec): 24 kW
• Capacity: 700 Ah
• Nominal DC Voltage: 48V
• DC Voltage Range: 46-56V
• Charge Current: 300A
• Max Pulse Current DC (10 sec): 500A
• Battery Chemistry Technology: Lithium Iron Phosphate
• Dimensions: 29 x 15.75 x 51.5 in
• Weight: 844 lb
• Enclosure Rating: IP55
• Mounting Options: Floor Standing
• Charge Temperature: 32-113°F / 0-45°C
• Discharge Temperature: 14-140°F / -10-60°C
• Communication: CAN / RS485
• Efficiency: >98%
• Scalability: 15 units in parallel (576 kWh)
• Certificates: UL 1642, UL 1973, UN 38.3, UL 9540, UL 9540A, CE, CEC, SGIP, OGPe
• Warranty: 10 years