RedSun BESS (ERCOT-27INR0125) — Project Summary

Queue ID
ERCOT-27INR0125
Capacity
84.04 MW
Technology
Solar+Battery
Status
active
Location
Burnet, TX
Region
ERCOT
Developer
Gransolar Texas Twenty Two
IA Status
Facility Study

RedSun BESS

ERCOT-27INR0125BetaActiveBatteryBatteryERCOTLBNL + Live

84.04 MW generation in Burnet, TX · In queue since December 2023 · Proposed COD August 2028

BA: ERCOISO/RTO: ERCOTNERC: TRERC: ERCOT

84.04 MW

Capacity

1

Components

Battery

2y 7m

In Queue

Facility Study

IA Phase

COD target: 2028

Interconnection

Total Duration

4y 8m

Facilities Study50%
Queue EntryDec 4, 2023

Interconnection request submitted to ISO/RTO

Interconnection StudyCurrent

ERCOT uses a serial "connect and manage" approach — fastest among major ISOs.

Typical: 18–30 months (fastest major ISO)

Interconnection Agreement

Interconnection agreement not yet executed

Typical: 30–60 days (negotiation)

Commercial Operation

Proposed COD: 2028-08-28

About

The RedSun BESS project is a proposed 84.04 MW battery storage project located in Burnet County, Texas. Developed by Gransolar Texas Twenty Two, the project consists of 84.04 MW of battery capacity. It is currently active in the ERCOT interconnection queue as entry ERCOT-27INR0125, with a queue entry date of December 4, 2023, and a proposed commercial operation date of August 28, 2028. The project's interconnection status is currently in the Facility Study phase, and its point of interconnection is an existing line from the Burnet substation to the Bertram substation.

Generated from interconnection queue and public data sources

Development Risk

Realization risk before commercial operation — cluster-study clearance, IA timing, counterparty mix, and withdrawal probability vs cohort. The diligence view that determines whether this project is worth pursuing. Powered by InfraSure's development-stage modeling stack.

Available on the InfraSure platform

See the full development-risk decomposition for this project.

P(COD by stated date)
Withdrawal probability vs cohort
IA cluster risk
Project Details

State

TX

County

Burnet

Grid Region

ERCOT (Texas)

Market

ISO/RTO Member

Developer

Gransolar Texas Twenty Two

Utility

Entity

ERCOT

Service Type

Point of Interconnection

Existing Line from Substation Name: Burnet (PSSE#7100) to Substation Name: Bertram (PSSE#7520)

Data Source

LBNL + Live

Risk Analytics

Composite operating-phase risk view — what this asset's risk profile would look like once it reaches commercial operation. Climate hazards across its operating life, expected generation variability, and offtake counterparty exposure, decomposed into a single decision-grade score. Powered by InfraRisk.

Available on the InfraSure platform

See the full risk decomposition + scenarios for this project.

Climate hazards (8+)
Generation variability (P10/P50/P90)
Offtake + transmission counterparty
Generation Forecast

Forward generation outlook — what this project would produce assuming it reaches commercial operation. Probabilistic ranges (P10/P50/P90) across weather, demand, and policy scenarios, conditioned on the proposed COD. Powered by InfraSure's generation modeling stack.

Available on the InfraSure platform

See the full forecast + scenario decomposition for this project.

P50 conditioned on COD
Capacity factor vs cohort
Weather + policy scenarios
Financial Forecast

Forward revenue, DSCR projection, and financing-close risk — conditioned on commercial operation. The bankability view that determines whether the deal clears its covenants once online. Powered by InfraSure's asset cashflow stack.

Available on the InfraSure platform

See the full revenue + DSCR projection for this project.

Revenue conditioned on COD
Financing close risk
Cohort DSCR comparison
Market Context
Approximate
ISO / RTO
ERCOT
Trading Hub
HB_NORTH
Hub Confidence
LOW

This project's market context is estimated from its Point of Interconnection. Hub and node assignments are approximate and based on geographic inference from the POI substation name.

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InfraSure platform

Forward forecasts, scenario decomposition, and risk-decision tooling for this queue project.