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Clean Power Store  |  SKU: 7943828504665

Tesla 13.5kWh Expansion Unit Wall Mount and Harness Pack

$7,500.00
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Tesla Powerwall 3 Expansion Unit (Model 1807000-00-Y) – 13.5kWh Battery Storage for Effortless Energy Backup.  
Upgrade your Tesla Powerwall 3 setup with the 1807000-00-Y Expansion Unit, featuring a 13.5kWh lithium-ion battery designed to offer extra energy storage for residential and commercial use. This DC-coupled expansion functions in conjunction with a Powerwall 3 leader unit and connects seamlessly through the Tesla Expansion Harness.  

Features: 
✔ 13.5kWh Capacity – Increases energy storage for solar self-consumption or emergency power 312.  
✔ Broad Compatibility – Designed exclusively for Powerwall 3 (model 1707000-xx-J or later) 612.  
✔ Sturdy Construction – IP67-rated for use indoors and outdoors, resistant to extreme temperatures (–20°C to 50°C) 47.  
✔ Expandable System – Allows up to 3 expansion units per Powerwall 3, enabling a total storage capacity of up to 94.5kWh 69.  
✔ 10-Year Guarantee – Ensures 70% performance retention after a decade 37.  
Installation Information:  
Requires installation by a Tesla-certified technician and an Expansion Harness (available in 0.5m, 2m, or 4m lengths) 612.  
Not designed for field servicing – units must be exchanged if they become faulty 4.  
Features an all-black design with a NEMA 3R enclosure for a stylish, weatherproof fit 47.  
Perfect for homeowners looking for lasting energy reliability and solar efficiency. Check for availability now!

Expansion units are connected in parallel and are not field serviceable.

Expansion Pack Products Include: 

  • TESLA 1807000-00-Y
    • Powerwall 3 Expansion
    • Domestic Powerwall 3 Expansion
  • TESLA 1875157-40-Y
    • Harness 4M - PW3 Expansion
    • Harness 4M - PW3 Expansion
  • TESLA 1978069-XX-Y
    • Wall Mount Kit - PW3 Expansion
    • PW3 Expansion Wall Mount Kit

Compliance Information

Certifications UL 1973, UL 9540

Specification

Environmental Specifications

Operating Temperature

–20°C to 50°C (–4°F to 122°F)2

Operating Humidity (RH)

Up to 100%, condensing

Storage Temperature

–20°C to 30°C (–4°F to 86°F), up to 95% RH, non-condensing, State of Energy (SOE): 25% initial

Maximum Elevation

3000 m (9843 ft)

Environment

Indoor and outdoor rated

Enclosure Rating

NEMA 3R

Ingress Rating

IP67

Pollution Rating

PD3

 

Performance may be de-rated at operating temperatures above 40°C (104°F).

Mechanical Specifications

Dimensions

43.5 x 24 x 6.6 in (1105 x 609 x 168 mm)3

Total Weight of Wall-Mounted Unit (includes cover and bracket)

261.2 lb (118.5 kg)

Weight of Powerwall 3 Expansion (no cover or bracket)

242.5 lb (110 kg)

Weight of Glass Front Cover

14.5 lb (6.5 kg)

Weight of Wall Bracket

4.2 lb (1.9 kg)

Weight of Expansion Harness

2 lb (0.9 kg)

Weight of Expansion Unit Accessories

1.5 lb (0.7 kg)

Mounting Options

Floor or wall mount

Stacking Capability (Floor Mount Only)

Up to (3) Expansion units behind a Powerwall 3

Compatibility with Other Systems

Only compatible with Powerwall 3

Connection to Powerwall 3 or Expansions

Expansion Harness

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Venmo
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Tesla Powerwall 3 Expansion Unit (Model 1807000-00-Y) – 13.5kWh Battery Storage for Effortless Energy Backup.  
Upgrade your Tesla Powerwall 3 setup with the 1807000-00-Y Expansion Unit, featuring a 13.5kWh lithium-ion battery designed to offer extra energy storage for residential and commercial use. This DC-coupled expansion functions in conjunction with a Powerwall 3 leader unit and connects seamlessly through the Tesla Expansion Harness.  

Features: 
✔ 13.5kWh Capacity – Increases energy storage for solar self-consumption or emergency power 312.  
✔ Broad Compatibility – Designed exclusively for Powerwall 3 (model 1707000-xx-J or later) 612.  
✔ Sturdy Construction – IP67-rated for use indoors and outdoors, resistant to extreme temperatures (–20°C to 50°C) 47.  
✔ Expandable System – Allows up to 3 expansion units per Powerwall 3, enabling a total storage capacity of up to 94.5kWh 69.  
✔ 10-Year Guarantee – Ensures 70% performance retention after a decade 37.  
Installation Information:  
Requires installation by a Tesla-certified technician and an Expansion Harness (available in 0.5m, 2m, or 4m lengths) 612.  
Not designed for field servicing – units must be exchanged if they become faulty 4.  
Features an all-black design with a NEMA 3R enclosure for a stylish, weatherproof fit 47.  
Perfect for homeowners looking for lasting energy reliability and solar efficiency. Check for availability now!

Expansion units are connected in parallel and are not field serviceable.

Expansion Pack Products Include: 

  • TESLA 1807000-00-Y
    • Powerwall 3 Expansion
    • Domestic Powerwall 3 Expansion
  • TESLA 1875157-40-Y
    • Harness 4M - PW3 Expansion
    • Harness 4M - PW3 Expansion
  • TESLA 1978069-XX-Y
    • Wall Mount Kit - PW3 Expansion
    • PW3 Expansion Wall Mount Kit

Compliance Information

Certifications UL 1973, UL 9540

Environmental Specifications

Operating Temperature

–20°C to 50°C (–4°F to 122°F)2

Operating Humidity (RH)

Up to 100%, condensing

Storage Temperature

–20°C to 30°C (–4°F to 86°F), up to 95% RH, non-condensing, State of Energy (SOE): 25% initial

Maximum Elevation

3000 m (9843 ft)

Environment

Indoor and outdoor rated

Enclosure Rating

NEMA 3R

Ingress Rating

IP67

Pollution Rating

PD3

 

Performance may be de-rated at operating temperatures above 40°C (104°F).

Mechanical Specifications

Dimensions

43.5 x 24 x 6.6 in (1105 x 609 x 168 mm)3

Total Weight of Wall-Mounted Unit (includes cover and bracket)

261.2 lb (118.5 kg)

Weight of Powerwall 3 Expansion (no cover or bracket)

242.5 lb (110 kg)

Weight of Glass Front Cover

14.5 lb (6.5 kg)

Weight of Wall Bracket

4.2 lb (1.9 kg)

Weight of Expansion Harness

2 lb (0.9 kg)

Weight of Expansion Unit Accessories

1.5 lb (0.7 kg)

Mounting Options

Floor or wall mount

Stacking Capability (Floor Mount Only)

Up to (3) Expansion units behind a Powerwall 3

Compatibility with Other Systems

Only compatible with Powerwall 3

Connection to Powerwall 3 or Expansions

Expansion Harness