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Built for Decades.
Engineered Without Middlemen.
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DIRECT C10 EXECUTION
Custom-designed and installed in-house.
LIMITED PROJECTS
12 new systems per year.
10-YEAR WARRANTY
Workmanship backed by Tokai.
ENPHASE SPECIALIST
Solar + storage expertise.
How We Build Your System
01 — PROJECT QUALIFICATION
Quick initial screening to understand your home, energy needs, project goals, and location.​
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02 — FEASIBILITY DESIGN STUDY
Engineering • Site Evaluation • Private Meeting
A comprehensive evaluation of your home's electrical infrastructure, energy demands, property conditions, and system requirements.
Your study includes:
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Custom solar + battery system design
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Whole-home load analysis
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Site and electrical evaluation
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Equipment and capacity specifications
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Private one-on-one engineering meeting: Review the proposed system, equipment, capacity, and project scope with Tokai.
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Detailed investment and construction proposal
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$2,500 Feasibility Design Study
100% credited toward construction
Cash/direct-capital projects only.​​​​​​​
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03 — BUILD & COMMISSIONING
Tokai executes the approved system from engineering and permitting through installation and commissioning.
See If Your Project Qualifies
Tell us a little about your home and energy goals. Qualified projects are invited to begin the Feasibility Design Study.
Hardware Standards: Enphase Energy Systems
We do not compromise on hardware. Our current solar and storage deployments utilize Enphase IQ Microinverters and Enphase IQ Batteries for three specific reasons:
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Maximum Reliability: Traditional systems rely on a single central inverter. If it fails, your entire solar array goes dark. With Enphase microinverters, every panel operates independently. If one panel faces shade or a rare malfunction, the rest of your system keeps running at 100% capacity.
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All-in-One Smart Energy Management: The Enphase App allows you to monitor production, consumption, and battery storage levels in real time from your phone. You control exactly when to save power, use battery backup, or send energy back to the grid.​​
Real-World System Performance​:
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78.7 kWh Production: Custom-engineered array generating massive daily clean power.​
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98%+ Grid Independence: Only 1.3 kWh imported from SDG&E total—even with an active EV charger on site.​
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Seamless Battery Optimization: 17.6 kWh discharged during high-rate peak hours to keep the home off grid power.
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Seamless Battery Integration: Enphase IQ Batteries are modular, chemistry-safe (Lithium Iron Phosphate / LFP), and pre-engineered to seamlessly scale up if your power needs grow in the future.
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IN PROGRESS: Second generation Enphase Whole-Home Back-Up with Enphase Controller 2, Combiner 4, Load Controller,
and 10 and 10T batteries.
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Third generation Enphase Whole-Home Back-Up with Enphase Controller 3M, Combiner 5, Load Controller,
and 2x 5P batteries.
Uncompromising Technical Standards
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100% In-House Execution: We do not hand off your home to third-party sub-contractors or generic sales teams. We handle the site evaluation, electrical engineering, county permitting, and final installation ourselves.
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Total Financial Transparency: We offer flat-rate pricing with zero hidden fees, zero backdoor markups, and zero sales fluff.
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Airtight Investment Protection: Every system is backed by a 25-year manufacturer product warranty on Enphase hardware and a comprehensive 10-year structural workmanship warranty directly from Tokai Electric.
What’s Included in Your Private Power Infrastructure Engineering?
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Custom Load & Appliance Energy Study: We do not rely on generic software guessing games. We conduct a precise energy study based on your actual household usage. Our engineering team checks and measures your major appliances under load both individually and simultaneously to map your true peak electrical demand.
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NEC Whole-Home Load Calculations: Complete profiling of your active panels, high-draw equipment, and strategic planning for future appliance additions or heavy electrical loads.
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Custom System Layout Plan: Precise, multi-angle blueprinting designed for optimal irradiance, whether deploying low-profile rooftop arrays or heavy-duty ground mounts.
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Advanced Thermal & Structural Analysis: Full engineering assessment of roof structural integrity or land contours prior to a single bolt being placed.
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1-on-1 Technical Consultation: A direct, deep-dive meeting with Jozsef Tokai to review your engineering options, system performance metrics, and layout constraints.
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Permit-Ready Execution: You are paying for a tangible asset. This fee delivers a code-compliant, fully engineered, permit-ready blueprint package. We handle every line of code compliance, engineering stamps, county permitting, and final inspection sign-offs.
Our Qualification Process: Cash Deals Only
We do not offer automated online estimates, generic sales pitches, or high-pressure phone consultations. We do not work for free. Engineering a fail-safe, code-compliant electrical asset requires dedicated engineering hours and physical data verification.
Every single project we take on begins with a comprehensive Feasibility Design Study conducted by our specialized, in-house team.
The $2,500 fee is required upfront to cover our in-house engineering layout, load analysis, and structural profiling. Upon completion, you receive an unalterable, line-item blueprint and a hard cost breakdown for materials and labor. If you hire Tokai Electric for the physical build, this entire $2,500 is applied directly as a credit toward your construction contract.
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Why We Are Cash-Only: The Truth About Solar Financing
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We operate strictly on cash-direct capital terms because third-party solar financing is fundamentally designed to exploit the homeowner.
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When a contractor offers you a "low-interest" or "zero-down" solar loan, the financing banks charge the contractor a massive, upfront "dealer fee" to buy down that interest rate. These hidden banking fees routinely inflate the total price of a system by 25% to 35%.
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To offer those loans, we would be forced to artificially add tens of thousands of dollars to our project costs. We refuse to play that game. By eliminating the predatory financial middleman, every dollar you spend goes directly into premium Enphase hardware and master-level C10 engineering—not a bank's pocket.
Our Structural Financial Terms:​
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100% Cash Deals Only: We do not offer, manage, or wait on third-party financing, solar loans, or bank approvals. All projects are strictly cash or direct capital transactions structured around clear milestone progress invoices.
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No Rebate Coordination: We do not calculate, guarantee, or process government tax credits, utility rebates, or local incentives. We deliver the engineering, the hardware, and the passed inspection; navigating financial incentives is entirely your responsibility.​