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Premium ClassLiFePO4AC CoupledData Confidence: High

Enphase

IQ Battery 5P

The Enphase IQ 5P is a modular, AC-coupled battery system designed to integrate with Enphase microinverter solar arrays. Its 5 kWh building blocks offer granular control for sizing systems to household needs.
Size This System for Your Home
Source data reviewed 2026-05-12
Suitable Scenarios
  • Homes with existing Enphase solar systems
  • Partial home backup of critical loads
  • Phased capacity expansion
May Be Less Suitable When
  • Off-grid systems requiring large DC charging
  • Non-Enphase inverter setups

Planning Analysis

The distributed architecture of the IQ 5P utilizes six integrated microinverters per unit, providing redundancy compared to centralized battery inverters. The 3.84 kW continuous output from a 5 kWh capacity provides a high C-rate, suitable for managing load spikes within a modular configuration.

Practical Considerations

The AC-coupled nature introduces conversion losses compared to high-voltage DC systems. The system relies on the Enphase App and System Controller for coordination during grid outages.

Installation Notes

At 66 kg, the 5P is lighter than many monolithic units, often allowing for single-person handling. Wiring is performed via the Enphase communications bus. Verify that the main panel can handle the aggregate AC output for multi-unit configurations.

Technical Specifications

Usable Capacity

4.96 kWh

Continuous Output

3.84 kW

Peak Output

7.68 kW

for up to 3s

Chemistry

LiFePO4

Official Sources

Links lead directly to official manufacturer or regulator documentation. BatteryBlueprint does not use affiliate links for hardware specifications.

Economics

Estimated Cost

$3,500 - $5,000 (Per unit)

Reliability

Warranty

15 Years

Cycle Life (Est.)

6,000 Cycles

End of Life Capacity

60% Retention

Certifications

UL 9540UL 1741
Physical Specs
Weight66 kg
Dimensions980h x 550w x 188d mm
IP RatingIP55
Temp Range-15°C to 55°C
LocationBoth

Disclaimer: Battery specifications are provided for planning and educational purposes only. Always verify compatibility, certification, warranty terms, and installation requirements with the manufacturer and a qualified installer before purchasing. BatteryBlueprint compiles this data from publicly available datasheets and official manufacturer releases; specifications may change without notice or vary by local grid regulations.