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Enphase IQ Battery 5P 5kWh LiFePO4 AC-Coupled Battery – IQBATTERY-5P-1P-NA

Enphase IQ Battery 5P 5kWh LiFePO4 AC-Coupled Battery – IQBATTERY-5P-1P-NA

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Enphase IQ Battery 5P 5kWh LiFePO4 AC-Coupled Battery – IQBATTERY-5P-1P-NA

Enphase IQ Battery 5P 5kWh LiFePO4 AC-Coupled Battery – IQBATTERY-5P-1P-NA

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MPN No: IQBATTERY-5P-1P-NA
Regular price $3,569.00 -16% $2,979

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Regular price $3,569.00 -16% $2,979

Enphase IQ Battery 5P 5kWh AC-Coupled Home Battery

LiFePO4 Energy Storage with Six Integrated IQ8D-BAT Microinverters

5.0kWh Usable Capacity | 3.84kVA Continuous Output at 240V | AC-Coupled | Lithium Iron Phosphate
The Enphase IQ Battery 5P is an all-in-one AC-coupled energy storage system designed for compatible Enphase solar and home energy installations. Featuring 5kWh of usable battery capacity, six integrated grid-forming IQ Microinverters, and advanced lithium iron phosphate battery technology, the IQ Battery 5P delivers flexible home energy storage, solar self-consumption, and backup power capability when installed with the required Enphase system equipment.

Product Highlights

  • 5.0kWh usable energy capacity: Store electricity for later household use.
  • 3.84kVA continuous AC output at 240V: Powerful battery discharge capability.
  • Up to 7.68kVA peak output: Short-duration surge capability for compatible electrical loads.
  • Six integrated IQ8D-BAT microinverters: Built-in grid-forming power conversion.
  • LiFePO4 battery chemistry: Lithium iron phosphate technology for stationary energy storage.
  • 90% AC round-trip efficiency: Efficient AC-to-battery-to-AC energy storage.
  • 96% DC battery round-trip efficiency: Efficient internal battery operation.
  • AC-coupled architecture: Designed for compatible Enphase solar energy systems.
  • Expandable storage: Multiple compatible batteries can increase total system capacity.
  • Enphase App monitoring: View battery operation and energy usage with required system equipment.
  • Passive cooling: No mechanical cooling fans.
  • 15-year limited warranty: Subject to Enphase warranty terms and eligibility.

Manufacturer: Enphase Energy

Model: IQ Battery 5P

Manufacturer Part Number: IQBATTERY-5P-1P-NA

Important: This listing is for one IQ Battery 5P unit. Additional Enphase system equipment is required for operation. Backup power requires a compatible IQ System Controller and other approved components.


Enphase IQ Battery 5P: Powerful Home Energy Storage

The Enphase IQ Battery 5P combines lithium iron phosphate battery storage and AC power conversion in one integrated system.

Unlike conventional battery modules that require a separate battery inverter, the IQ Battery 5P includes six embedded grid-forming microinverters. These convert stored DC electricity into AC power for compatible home energy applications.

Each battery provides 5kWh of usable storage capacity and up to 3.84kVA of continuous AC output at 240V, making it suitable for residential energy management and appropriately designed backup systems.

When connected to a compatible Enphase Energy System, the IQ Battery 5P can store excess solar production, discharge electricity when household demand increases, and support energy management strategies based on utility rates.

The system can also provide backup electricity during utility outages when installed with the required Enphase IQ System Controller and supporting equipment.

For homeowners seeking additional storage capacity, multiple compatible IQ Battery 5P units can be installed as part of an appropriately designed Enphase system.


Six Integrated Grid-Forming Microinverters

The IQ Battery 5P features six integrated IQ8D-BAT microinverters that provide AC power conversion and support grid-forming operation in compatible backup configurations.

Integrated Microinverter Benefits

  • 3.84kVA continuous output: Rated continuous power at 240V.
  • 7.68kVA peak output: Available for up to three seconds under specified conditions.
  • 6.14kVA surge output: Available for up to ten seconds under specified conditions.
  • Integrated AC conversion: No separate battery inverter is required for the battery's own AC output.
  • Grid-forming capability: Supports compatible backup operation with the required Enphase equipment.
  • Modular system design: Additional batteries can increase total storage and available system power within supported limits.

The actual loads supported during backup depend on the complete system configuration, battery quantity, equipment ratings, and load characteristics.


5kWh Usable Capacity with Expandable Storage

Each Enphase IQ Battery 5P provides 5.0kWh of usable battery capacity.

Additional compatible batteries can be installed to increase storage capacity and available output power for properly designed systems.

Battery Quantity Total Usable Capacity
1 Battery 5kWh
2 Batteries 10kWh
3 Batteries 15kWh
4 Batteries 20kWh
5 Batteries 25kWh

These figures represent combined usable energy capacity. The permitted number of batteries depends on the selected Enphase system architecture, electrical configuration, and applicable installation requirements.

Additional batteries can provide longer backup duration or support greater household energy needs, but actual runtime depends on connected loads and operating conditions.


Lithium Iron Phosphate Battery Technology

The Enphase IQ Battery 5P uses lithium iron phosphate (LiFePO4 or LFP) chemistry, designed for residential energy storage applications.

Battery Technology Advantages

  • 5kWh usable capacity: Full published usable energy rating.
  • Thermally stable chemistry: LFP technology is widely used in stationary energy storage systems.
  • High round-trip efficiency: 90% AC and 96% DC battery efficiency under specified test conditions.
  • Passive cooling: No mechanical fans or moving cooling components.
  • Long-term energy storage: Designed for repeated charging and discharging.
  • Integrated battery management: Coordinates battery operation, monitoring, and protection.

The battery includes an integrated battery management system and battery controller to support safe and coordinated operation within the approved Enphase system.


Solar Self-Consumption, Backup and Time-of-Use Management

The IQ Battery 5P supports several operating strategies when configured with compatible Enphase system equipment.

Self-Consumption

Store excess solar electricity during the day and use that stored energy when solar production decreases, helping reduce dependence on purchased grid electricity.

Time-of-Use Energy Management

Charge and discharge the battery according to supported utility rate schedules and system settings, helping homeowners manage electricity usage during higher-cost periods.

Backup Power

When installed with a compatible Enphase IQ System Controller and required supporting equipment, the IQ Battery 5P can provide backup electricity during qualifying utility outages.

Backup Equipment Required: The IQ Battery 5P does not independently provide a complete home backup system. Backup operation requires a compatible IQ System Controller, gateway, communication equipment, appropriate electrical design, and commissioning.


Enphase App Monitoring and Energy Management

When connected to the required Enphase system communication equipment, the IQ Battery 5P supports remote energy monitoring through the Enphase App.

Monitoring Features

  • View battery charge level and energy storage status.
  • Monitor compatible solar production and household energy consumption.
  • Track battery charging and discharging activity.
  • Review energy usage trends.
  • Manage supported energy operating modes.
  • Receive compatible system updates and notifications.
  • Support remote software and firmware updates.

The IQ Battery 5P uses wired control communication for reliable coordination with compatible Enphase system components.


Compatible Enphase System Equipment

The IQ Battery 5P is designed for integration with approved Enphase Energy System components.

Typical System Components

  • IQ Battery 5P: AC-coupled battery storage with integrated microinverters.
  • IQ Gateway or compatible Envoy S Metered: Required for supported system monitoring and operation.
  • IQ Combiner 5/5C or approved communication configuration: Provides system integration functions.
  • Communications Kit 2: Required in applicable configurations without integrated compatible communication equipment.
  • IQ System Controller 3/3G: Required for supported backup operation in applicable third-generation Enphase systems.
  • Enphase Control Cable: Supports communication between compatible system components.
  • Production and consumption CTs: Required for appropriate energy measurement and management.
  • Compatible solar PV equipment: Optional for battery-only applications but necessary for solar charging.

Exact equipment requirements vary by system generation, grid-tied versus backup configuration, and existing installed components.


Wall-Mounted or Pedestal-Mounted Installation

The Enphase IQ Battery 5P supports wall mounting and approved pedestal mounting configurations.

The battery's compact enclosure is designed for residential energy storage installations with appropriate clearances and structural support.

Installation Features

  • Wall-mount installation: Designed for compatible mounting surfaces.
  • Pedestal-mount option: Optional mounting accessory sold separately.
  • Passive cooling: Eliminates the need for a mechanical cooling fan.
  • Wired communication: Supports reliable system coordination.
  • Field-replaceable components: Designed with serviceability in mind.
  • Indoor and outdoor applications: Subject to manufacturer environmental and mounting requirements.

Installation must follow Enphase mounting, electrical, communication, clearance, and commissioning requirements.


Perfect For

  • Residential solar battery storage
  • Compatible Enphase Energy Systems
  • Solar self-consumption applications
  • Time-of-use electricity management
  • Home backup systems with approved Enphase equipment
  • Expanding compatible Enphase battery storage capacity
  • New solar-plus-storage installations
  • Existing Enphase solar systems with approved retrofit configurations
  • Homeowners seeking integrated AC-coupled battery storage

Product Specifications

Specification Details
Manufacturer Enphase Energy
Product Series IQ Battery 5P
Model Number IQBATTERY-5P-1P-NA
Product Type AC-Coupled Home Energy Storage Battery
Battery Chemistry Lithium Iron Phosphate (LiFePO4 / LFP)
Total Energy Capacity 5.0kWh
Usable Energy Capacity 5.0kWh
Nominal Battery DC Voltage 76.8V
Maximum Battery DC Voltage 86.4V
Integrated Microinverters 6 × IQ8D-BAT
Rated Continuous AC Output at 240V 3.84kVA
Rated Continuous AC Output at 208V 3.33kVA
Peak Output at 240V (3 Seconds) 7.68kVA
Peak Output at 240V (10 Seconds) 6.14kVA
Rated AC Output Current 16A
Peak AC Output Current (3 Seconds) 32A
Peak AC Output Current (10 Seconds) 25.6A
Nominal AC Voltage 240V / 208V
AC Voltage Range at 240V 211V to 264V
Nominal Frequency 60Hz
Frequency Range 57Hz to 63Hz
AC Round-Trip Efficiency 90%
DC Battery Round-Trip Efficiency 96%
AC Interconnection Single-Phase
Maximum Units per 20A Branch Circuit 1
Battery Communication Wired Control Communication
Battery Management System Integrated
Cooling Passive / Fanless
Charging Temperature Range -4°F to 122°F (-20°C to 50°C)
Discharging Temperature Range -4°F to 131°F (-20°C to 55°C)
Optimal Operating Temperature 32°F to 86°F (0°C to 30°C)
Dimensions (H × W × D) 38.6 × 21.7 × 7.4 inches
Mounting Wall Mount or Optional Pedestal Mount
Backup Capability Yes, with Required Enphase System Equipment
Grid-Tied Operation Supported
Solar Self-Consumption Supported
Time-of-Use Management Supported
Monitoring Enphase App with Compatible Gateway
Safety Evaluation UL 9540A Evaluated
Limited Warranty 15 Years or 6,000 Cycles, Subject to Terms
Original Capacity Warranty Threshold Greater Than 60%, Subject to Terms
Battery Inverter Included Yes, Six Integrated Microinverters
IQ System Controller Included No
Solar Panels Included No
Pedestal Mount Included No

Important Installation and Compatibility Notes

  • One battery per purchase: This listing is for one 5kWh Enphase IQ Battery 5P unit.
  • Single-unit operation: One IQ Battery 5P can operate in a properly configured compatible system. Multiple batteries are not inherently required.
  • Gateway required: A compatible IQ Gateway or supported Envoy S Metered configuration is required.
  • Backup requires a System Controller: A compatible Enphase IQ System Controller and other approved equipment are necessary for outage backup.
  • Communication equipment: Confirm IQ Combiner, Communications Kit, control cable, and CT requirements.
  • AC-coupled design: The battery contains integrated microinverters and is not a standalone 48V DC battery module.
  • Professional installation: Enphase requires installation by appropriately trained and certified personnel.
  • Mounting requirements: Verify wall structure, clearances, environmental conditions, and required mounting hardware.
  • System compatibility: Confirm compatibility with existing Enphase equipment and software before purchasing.
  • Electrical permitting: Follow applicable energy storage, utility interconnection, fire, and electrical code requirements.

Frequently Asked Questions

What is the Enphase IQ Battery 5P?

The Enphase IQ Battery 5P is an all-in-one AC-coupled lithium iron phosphate home battery with 5kWh of usable capacity and six integrated grid-forming microinverters.

How much energy does the IQ Battery 5P store?

Each IQ Battery 5P provides 5.0kWh of usable energy storage capacity.

How much power can the Enphase IQ Battery 5P deliver?

The battery provides 3.84kVA continuous output at 240V or 3.33kVA at 208V. It also supports up to 7.68kVA peak output for three seconds at 240V.

Can one Enphase IQ Battery 5P operate by itself?

One IQ Battery 5P can be used in a properly configured Enphase Energy System. However, the battery alone is not a complete operating system. Compatible gateway, communication, metering, and other equipment are required.

Does the IQ Battery 5P require a separate battery inverter?

No. The IQ Battery 5P contains six integrated IQ8D-BAT microinverters for AC power conversion.

Can the IQ Battery 5P provide backup power during an outage?

Yes, when installed in a compatible Enphase backup system with the required IQ System Controller and supporting equipment. The battery alone cannot safely isolate a home from the utility grid.

Is the Enphase IQ System Controller included?

No. The IQ System Controller is separate equipment and must be included in the overall system design when backup operation is required.

Can I install more than one IQ Battery 5P?

Yes. Multiple compatible IQ Battery 5P units can be installed to increase storage capacity and available system output, subject to Enphase system design limits.

Can the IQ Battery 5P work with existing Enphase solar panels?

The IQ Battery 5P can be integrated into compatible existing Enphase solar systems. Exact requirements depend on the installed microinverters, gateway, combiner, communications equipment, and whether backup power is desired.

Does the battery use lithium iron phosphate chemistry?

Yes. The IQ Battery 5P uses lithium iron phosphate (LiFePO4 or LFP) chemistry.

What is the round-trip efficiency?

Enphase specifies approximately 90% AC round-trip efficiency and 96% DC battery round-trip efficiency under its published test conditions.

Does the IQ Battery 5P have cooling fans?

No. The battery uses passive cooling without mechanical fans or moving cooling components.

Can I monitor the battery using the Enphase App?

Yes. When connected to compatible Enphase gateway and communication equipment, the battery can be monitored through the Enphase App.

Does the IQ Battery 5P support time-of-use energy management?

Yes. Compatible Enphase systems support time-of-use operating strategies designed to manage energy usage based on electricity rates and system settings.

Can the battery be installed outdoors?

The IQ Battery 5P is designed for approved indoor and outdoor installations. Follow Enphase requirements for environmental exposure, mounting, clearances, and electrical installation.

Can the battery be floor mounted?

Yes. Enphase offers an optional pedestal mounting configuration. The pedestal accessory is sold separately.

What are the dimensions of the IQ Battery 5P?

The battery measures approximately 38.6 inches high, 21.7 inches wide, and 7.4 inches deep.

What is the battery's operating temperature range?

The specified charging range is -4°F to 122°F, and the discharging range is -4°F to 131°F. The optimal operating temperature range is 32°F to 86°F.

What warranty does the Enphase IQ Battery 5P have?

Enphase specifies a 15-year limited warranty or 6,000 cycles, whichever occurs first, with applicable capacity retention terms and restrictions. Verify warranty eligibility and the current warranty document for the specific product.

Is the IQ Battery 5P UL certified?

Enphase identifies the IQ Battery 5P as evaluated to UL 9540A and publishes applicable energy storage safety compliance information. Confirm the exact UL 9540 system listing and other certification requirements for the proposed installation.

Can the IQ Battery 5P charge from solar panels?

Yes. In a compatible Enphase solar-plus-storage system, solar-generated AC electricity can be used to charge the IQ Battery 5P according to system settings and operating conditions.

Can the IQ Battery 5P be used without solar panels?

Potentially. The AC-coupled battery may support appropriately configured battery-only energy management applications, subject to Enphase system requirements, utility rules, and approved operating modes.

How many IQ Battery 5P units are needed for 20kWh of storage?

Four IQ Battery 5P units provide a combined usable storage capacity of 20kWh, subject to an approved system configuration.

Can this battery power an entire home?

Whether it can support whole-home backup depends on the number of batteries, the home's electrical loads, starting surges, system controller, and backup design. A single 5P provides 5kWh of storage and 3.84kVA continuous output at 240V, which may not be sufficient for all household loads.

Does the battery include solar panels?

No. This listing includes one Enphase IQ Battery 5P unit. Solar panels and other system components are sold separately.

What communication equipment is required?

Enphase requires compatible gateway and wired communication equipment. Depending on the system, this may include an IQ Combiner 5/5C, Communications Kit 2, Enphase Control Cable, and current transformers.

Can the battery work with a non-Enphase inverter?

Compatibility with third-party solar equipment depends on the approved Enphase system architecture. Do not assume direct compatibility with a third-party hybrid inverter or battery port. Verify the complete AC-coupled system design with Enphase documentation.

Is this the US domestic-content version?

The MPN IQBATTERY-5P-1P-NA is the standard North American ordering SKU. Enphase separately identifies IQBATTERY-5P-1P-NA-DOM1 as a domestic-content ordering SKU. Do not assume the standard SKU qualifies for a domestic-content incentive.

Can I add an IQ Battery 5P to an older Enphase system?

Potentially, but system generation matters. Existing gateway, microinverter, combiner, communication, and controller equipment must be evaluated for compatibility. Upgrades may be necessary.

Who should install the Enphase IQ Battery 5P?

Enphase requires appropriately certified installers to install, troubleshoot, and replace IQ Battery 5P equipment. Installation must comply with current Enphase instructions and applicable electrical, fire, and permitting requirements.

Specifications are based on Enphase IQ Battery 5P North American manufacturer documentation. Product compatibility, certification requirements, available operating modes, installation accessories, and warranty terms may vary by system generation and installation configuration. Verify current Enphase documentation before purchase or installation.