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$138.00
| Voltage | WPC | AH/kVA | Length | Width | Height | Weight |
|---|---|---|---|---|---|---|
| N/A | N/A | N/A | N/A | N/A | N/A | 1 |
| Voltage | N/A |
| WPC | N/A |
| Amp/H | N/A |
| Length | N/A |
| Width | N/A |
| Height | N/A |
| Weight | 1 |
The Tesla Powerwall 3 Expansion Harness — 0.5 m (1875157-05-C) connects a compatible Powerwall 3 to an Expansion battery, or links one Expansion unit to another.
Factory-terminated connectors provide the DC power and communication connections at the equipment’s Expansion ports. The short harness supports compact equipment layouts while keeping cable routing manageable.
Harness assembly only. Powerwall batteries, Expansion units, and mounting kits are sold separately.
| Category | Detail |
|---|---|
| Tesla Part Number | 1875157-05-C |
| Harness Length | 0.5 m — approximately 20 inches |
| Connection Types | Powerwall 3 to Expansion; Expansion to Expansion |
| Installation Environment | Indoor or outdoor, per Tesla installation requirements |
| Maximum Wall-Mounted Unit Spacing | 0.25 m (10 inches), accounting for required cable bends |
| Minimum Cable Bend Radius | 95 mm (3.75 inches) |
Have a qualified installer confirm equipment compatibility, layout, and harness reach before ordering. Follow Tesla’s approved connection arrangements. Do not splice, modify, or route the harness through a wall or partition.
