The Challenge
LA Manufacturing Corp faced escalating energy costs of $35,000/month with LADWP commercial rates. Peak demand charges represented 45% of their bill, and frequent power quality issues disrupted sensitive manufacturing equipment. The company needed a solution to control costs while ensuring reliable power for 24/7 operations.
The Solution
Promise Energy designed and installed a comprehensive energy solution combining 500kW of rooftop solar with 250kWh of battery storage. The system was optimized for demand charge reduction and included power quality management features to protect sensitive equipment.
System Specifications
- 1,250 high-efficiency solar panels (400W each)
- 10 SolarEdge inverters with power optimizers
- Tesla Megapack battery system
- Advanced energy management system
- Real-time monitoring platform
The Results
Reduced monthly energy costs from $35,000 to $20,000
Eliminated 95% of power quality issues
Achieved 22% IRR over 25 years
Qualified for $425,000 in combined incentives
Zero production downtime during installation
Project Timeline
Assessment & Design
2 weeks
Permitting & Approvals
4 weeks
Equipment Procurement
6 weeks
Installation
3 weeks
Commissioning
1 week
“Promise Energy handled our 500kW installation flawlessly, navigating LADWP requirements and maximizing incentives. We're saving $180,000 annually and have eliminated our power quality issues. The battery backup has already prevented two potential production shutdowns.”
Michael Chen
Chief Operations Officer
LA Manufacturing Corp