Tesla Inc.

1850000-XX-Y

Legacy PCS · 1 exact configuration · California, US

Choose a configuration ↓
i

A registry listing is a starting point. CEC inclusion is not nationwide installation approval. Confirm the exact model and configuration with your utility and local authority.

How to use this data

Equipment overview

Energy Storage System paired with Tesla Gateway 2 or Backup Switch or Tesla Gateway 3 for PCS functionality. May be paired with PV system. May be paired with AC Powerwall.

The figures below refer to 1850000-XX-Y. Use the configuration table for other variants.

Controlled apparent power
7.6 kVA
Operating voltage
240 V
PCS functionality
ESS
Technology
Not reported

Specifications are reported in the CEC source; SolarApprovals has not independently tested this equipment. A missing value does not mean zero or a failed certification.

Exact configurations

CEC annotations in braces identify the listed configuration and are not part of the manufacturer’s model number. Variants share this canonical page.

Exact CEC configurations for 1850000-XX-Y
CEC model / configurationControlled apparent powerVoltage / displayObservationCompare
1850000-XX-YPCS Data for Inverter and ESS row 17157.6 kVA240 VListed in CEC

Source specifications and conditions

Additional source information for 1850000-XX-Y. Qualifiers, reported control modes and required devices are retained as written. Power-control listings do not establish arbitrary battery/inverter pairings.

Source notes
*6.05 seconds is applicable when used with Backup Gateway 2 (1232100-XX-Y). 2.8 seconds is applicable when used with either Backup Switch (1624171-XX-Y) or Backup Gateway 3 (1841000-XX-Y).
Equipment type
ESS
CEC listing date
2021-10-21
Export-only mode
Y
Import-only mode
Y
No-exchange mode
N
Unrestricted mode
N
Source last update
2026-05-01
Phase configuration
Single
PCS CRD document date
2024-09-19
PCS CRD issuing entity
TUV Rheinland of North America
Additional required devices
Tesla Backup Gateway 2 (1232100-XX-Y) or Backup Switch (1624171-XX-Y), or Backup Gateway 3 (1841000-XX-Y). May be paired with AC Powerwall (1092170-XX-Y, 2012170-XX-Y, 3012170-XX-Y)
Output voltage as reported (V)
240
Export-only response time (seconds)
6.05*
Import-only response time (seconds)
9.09
No-exchange response time (seconds)
N/A
Current measurement reference points
Tesla Backup Gateway
Unrestricted response time (seconds)
N/A
Maximum apparent power as reported (kVA)
7.6
Maximum continuous current as reported (A)
200

Documented compatibility

No specific equipment pairing has been verified for this model.

Shared voltage, a hybrid designation, or the same manufacturer does not establish compatibility. Check the manufacturer’s installation documents for exact model combinations, firmware, and operating conditions.

Registry observation history

Dates show when SolarApprovals observed a status. The first observation is not the original CEC listing date. History begins with our first import.

  • Sep 21, 2026 · California Energy CommissionFirst observed: Listed in CEC1850000-XX-Y
    Archived CEC source