Cox Energy secures 27 MW solar and battery storage PPA in Guatemala's PEG-5 auction
Type: Ppa · Technology: Solar, Storage · Country: Guatemala · Capacity: 27 MW · Announced: 2026-08-11
Cox Energy secured a 15-year power purchase agreement (PPA) for 27 MW of solar capacity combined with battery energy storage systems (BESS) in Guatemala's PEG-5 auction, part of the country's largest generation tender to date. The contract, awarded under the PEG-5-2025 process, requires supply to begin by 2030 and includes an estimated annual generation of 113.3 GWh, with 42.6 GWh available for wholesale market sales. The monomic price awarded was $88.66 per MWh, and the project is expected to generate $126.5 million in contracted revenue over the 15-year term, plus an additional $70 million from excess energy sales. Cox Energy also operates two other solar projects in Guatemala—Zacapa and Chiquimulilla—totaling 130 MW, with commercial operation scheduled for Q1 2027 and financing provided by CIFI. The PEG-5 auction targeted up to 1,400 MW of guaranteed power and energy for 15-year terms, with multiple international developers participating.
Analysis
Cox Energy Enterprises secured a 15-year power purchase agreement (PPA) for 27 MW of solar capacity combined with battery energy storage systems (BESS) in Guatemala's PEG-5 auction. Cox Energy also operates two other solar projects in Guatemala—Zacapa and Chiquimulilla—totaling 130 MW, with commercial operation scheduled for Q1 2027. The contract, awarded under the PEG-5-2025 process, requires supply to begin by 2030 and includes an estimated annual generation of 113.3 GWh, with 42.6 GWh available for wholesale market sales. The monomic price awarded was $88.66 per MWh, and the project is expected to generate $126.5 million in contracted revenue over the 15-year term, plus an additional $70 million from excess energy sales. The PEG-5 auction targeted up to 1,400 MW of guaranteed power and energy for 15-year terms, with multiple international developers participating, including sales to offtakers EEGSA, Deocsa, and Deorsa.
Key points
- 27 MW of solar capacity combined with battery energy storage systems (BESS)
- 15-year power purchase agreement (PPA) at $88.66 per MWh
- 113.3 GWh estimated annual generation
- $126.5 million in contracted revenue over 15 years
- PEG-5 auction targeted up to 1,400 MW of guaranteed power and energy
Counterparties
- EEGSA (Offtaker)
- Deorsa (Offtaker)
- Distribuidora de Electricidad de Occidente (Deocsa) (Offtaker)
- Cox Energy Enterprises (Developer|Ipp)
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