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Description
Key Features
Applications
Specifications

Description

TESLA POWERWALL 3 EXPANSION PACK

13.5 kWh Storage Upgrade | Scalable Backup Power

Overview

Expand your home energy storage with the Tesla Powerwall 3 Expansion Pack, adding 13.5 kWh of usable battery capacity per unit. Designed to seamlessly integrate with your existing Powerwall 3 system, it allows you to scale backup power without adding additional inverters.

Ideal for larger homes, EV charging, and extended outage protection, this expansion pack helps maximize solar self-consumption while providing reliable, long-duration backup.

Key Features

Key Features

Scale your Powerwall system easily — more storage, longer backup, no additional inverter required.

• 13.5 kWh Additional Storage per Unit
• Expand up to 40.5 kWh (3 Units per Powerwall 3)
• Maintains Full 11.5 kW Output
• Seamless Integration with Powerwall 3
• Indoor & Outdoor Rated (IP67 / NEMA 3R)
• Tesla App Monitoring & Control

Applications

Applications

• Homes requiring extended backup duration
• High energy consumption households
• EV charging support and load expansion
• Solar self-consumption optimization
• Future-proofing home energy systems

Specifications

Specifications

Battery
Nominal Energy: 13.5 kWh
Voltage Range: 52–92 V DC
Connection: Parallel (not field serviceable)
Mechanical
Dimensions: 43.5" × 24" × 6.6"
Weight: 261.2 lb (wall-mounted)
Mounting: Wall or floor (stack up to 3 units)
Environmental & Certifications
Operating Temp: –4°F to 122°F
Ingress Rating: IP67
Enclosure: NEMA 3R
Certifications: UL 1973, UL 9540

Tesla Powerwall 3 Expansion Pack | 13.5 kWh per unit | Up to 40.5 kWh expansion | No additional inverter required | Indoor/Outdoor rated | Seamless Tesla ecosystem integration | These Batteries are to be installed by Tesla Certified Installer — consult our Tesla Certified Installer for details

Payments

Your payment details are safe and secure. We accept the following:

Tesla Powerwall 3 Expansion Pack – 13.5kWh Add-On Battery

by RC City

SKU: 7482196099166

$8,399.00

Unit price: per

Delivery 2- 5 Days

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Description
Key Features
Applications
Specifications

Description

TESLA POWERWALL 3 EXPANSION PACK

13.5 kWh Storage Upgrade | Scalable Backup Power

Overview

Expand your home energy storage with the Tesla Powerwall 3 Expansion Pack, adding 13.5 kWh of usable battery capacity per unit. Designed to seamlessly integrate with your existing Powerwall 3 system, it allows you to scale backup power without adding additional inverters.

Ideal for larger homes, EV charging, and extended outage protection, this expansion pack helps maximize solar self-consumption while providing reliable, long-duration backup.

Key Features

Key Features

Scale your Powerwall system easily — more storage, longer backup, no additional inverter required.

• 13.5 kWh Additional Storage per Unit
• Expand up to 40.5 kWh (3 Units per Powerwall 3)
• Maintains Full 11.5 kW Output
• Seamless Integration with Powerwall 3
• Indoor & Outdoor Rated (IP67 / NEMA 3R)
• Tesla App Monitoring & Control

Applications

Applications

• Homes requiring extended backup duration
• High energy consumption households
• EV charging support and load expansion
• Solar self-consumption optimization
• Future-proofing home energy systems

Specifications

Specifications

Battery
Nominal Energy: 13.5 kWh
Voltage Range: 52–92 V DC
Connection: Parallel (not field serviceable)
Mechanical
Dimensions: 43.5" × 24" × 6.6"
Weight: 261.2 lb (wall-mounted)
Mounting: Wall or floor (stack up to 3 units)
Environmental & Certifications
Operating Temp: –4°F to 122°F
Ingress Rating: IP67
Enclosure: NEMA 3R
Certifications: UL 1973, UL 9540

Tesla Powerwall 3 Expansion Pack | 13.5 kWh per unit | Up to 40.5 kWh expansion | No additional inverter required | Indoor/Outdoor rated | Seamless Tesla ecosystem integration | These Batteries are to be installed by Tesla Certified Installer — consult our Tesla Certified Installer for details

Payments

Your payment details are safe and secure. We accept the following:

RC CITY HOME ENERGY

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Hyundai Solar 440W N-Type Bifacial Solar Panel - HiN-T440NF(BK) - pallet of 36

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Unit price: per

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Out of stock

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Description
Key Features
Applications
Specifications

Description

TESLA POWERWALL 3 EXPANSION PACK

13.5 kWh Storage Upgrade | Scalable Backup Power

Overview

Expand your home energy storage with the Tesla Powerwall 3 Expansion Pack, adding 13.5 kWh of usable battery capacity per unit. Designed to seamlessly integrate with your existing Powerwall 3 system, it allows you to scale backup power without adding additional inverters.

Ideal for larger homes, EV charging, and extended outage protection, this expansion pack helps maximize solar self-consumption while providing reliable, long-duration backup.

Key Features

Key Features

Scale your Powerwall system easily — more storage, longer backup, no additional inverter required.

• 13.5 kWh Additional Storage per Unit
• Expand up to 40.5 kWh (3 Units per Powerwall 3)
• Maintains Full 11.5 kW Output
• Seamless Integration with Powerwall 3
• Indoor & Outdoor Rated (IP67 / NEMA 3R)
• Tesla App Monitoring & Control

Applications

Applications

• Homes requiring extended backup duration
• High energy consumption households
• EV charging support and load expansion
• Solar self-consumption optimization
• Future-proofing home energy systems

Specifications

Specifications

Battery
Nominal Energy: 13.5 kWh
Voltage Range: 52–92 V DC
Connection: Parallel (not field serviceable)
Mechanical
Dimensions: 43.5" × 24" × 6.6"
Weight: 261.2 lb (wall-mounted)
Mounting: Wall or floor (stack up to 3 units)
Environmental & Certifications
Operating Temp: –4°F to 122°F
Ingress Rating: IP67
Enclosure: NEMA 3R
Certifications: UL 1973, UL 9540

Tesla Powerwall 3 Expansion Pack | 13.5 kWh per unit | Up to 40.5 kWh expansion | No additional inverter required | Indoor/Outdoor rated | Seamless Tesla ecosystem integration | These Batteries are to be installed by Tesla Certified Installer — consult our Tesla Certified Installer for details