Engineering Insights

Technical Insights & Industry Analysis

Daily articles from our engineering team explaining the technology behind your energy solutions

Latest Articles

Business Solar Subsidies
Trending
Ben Hayden1 December 202520 min read
Andalucia 2025 Solar Subsidies for Businesses: New FEDER Program Opens May-June 2025

Complete guide to the Agencia Andaluza de la Energia new autoconsumo + almacenamiento grants: 30-70% subsidies for SMEs, autonomos, and public entities. First-come-first-served - prepare your application NOW. Includes payment delay reality (18-24 months documented), eligibility criteria, and interactive calculator.

Heat Pumps & Subsidies
Trending
Ben Hayden28 November 202525 min read
Spain Heat Pump Subsidies 2025: EU Gas Boiler Ban, Up to 80% Grants, and Complete Installation Guide

Breaking: From January 1, 2025, the EU prohibits subsidies for new fossil fuel boilers. Comprehensive guide to Spanish heat pump subsidies including MOVES III grants (up to EUR3,000), IRPF tax deductions (up to 60%), regional programs, and savings calculator. Real case studies from Costa del Sol expat installations.

Technical Investigation
Trending
Ben Hayden11 January 202570 min read
Growatt Solar Inverters & Batteries: Complete Technical Investigation 2025

Comprehensive investigative article exposing ShineWiFi connectivity failures, firmware bricking risks, ARK/APX battery compatibility issues, warranty claim difficulties, and hidden costs of Growatt MIN/MID/MAX inverters. Real European case studies, verified technical data, TCO analysis, and grid compliance failures.

Technical Investigation
Trending
Ben Hayden10 January 202590 min read
SMA Solar Inverters & Batteries: Complete Technical Investigation 2025

Comprehensive 25,000+ word investigative article exposing Error 7702 AC relay failures, LCD display degradation, burdensome warranty process, and customer service crisis affecting SMA Sunny Boy inverters. Real European case studies, verified technical data, TCO analysis, and battery integration issues.

Technical Investigation
Trending
Ben Hayden9 January 202590 min read
Huawei Solar Inverters & Batteries: Complete Technical Investigation 2025

Comprehensive 25,000+ word investigative article exposing technical problems, failures, warranty issues, and hidden costs of Huawei SUN2000 inverters and LUNA2000 batteries. Real European case studies, verified technical data, TCO analysis, and Málaga-specific insights.

Financial Analysis
Trending
Ben Hayden9 November 202520 min read
Solar Rebates & Incentives in Andalucía 2025: Complete Guide After Next Gen EU Ended

Municipality-by-municipality breakdown of tax incentives and real savings after Next Generation EU grants ended December 2023. IRPF deductions 20-60%, IBI bonuses vary by location, ICIO discounts up to 95%. Updated November 2025 with verified data.

Market Analysis
Ben Hayden8 November 202518 min read
Energy Suppliers Marbella & Costa del Sol: November 2025 Complete Analysis

November 2025 update: All 8 energy suppliers compared including new arrivals Octopus Energy and Energy Nordic. Factual solar compensation rates, expat-friendly options, and real cost analysis for Costa del Sol homes.

Grid Technology
Ben Hayden4 November 202510 min read
How Your Solar System Can Earn Money: Virtual Power Plants Explained

Technical guide to earning €800-1,500/year in grid services revenue from your Costa del Sol solar+battery system through Virtual Power Plant participation. Spain's 2025 regulatory breakthrough explained.

Market Analysis
Ben Hayden2 January 202515 min read
Complete Guide: Energy Suppliers in Marbella & Costa del Sol (2025 Analysis)

Expert analysis of all energy suppliers in Costa del Sol: Iberdrola, Endesa, Naturgy, EDP, Repsol, Holaluz. Compare 2025 tariffs, solar compatibility, and real costs for Marbella homes

Financial Analysis
Ben Hayden28 October 202510 min read
How Solar and Heat Pumps Maximise ROI: The Engineering Mathematics

Technical analysis of energy synergy, COP multipliers, and real payback calculations for combined solar PV and heat pump installations in Málaga

EV Incentives
Ben Hayden20 October 202512 min read
Andalucía Adds €13.36M to EV Incentives: The Solar+EV ROI Strategy

Breaking news: MOVES III expands by €13.36M. Engineering analysis of how to maximize ROI by combining solar PV with EV charging incentives on the Costa del Sol

Grid Stability
Ben Hayden19 October 202510 min read
Spain's Grid Voltage Crisis: Why Battery Storage Is No Longer Optional

Engineering analysis of the April 2025 blackout, October voltage warnings, and why Costa del Sol homeowners need battery backup now

Equipment Analysis
Ben Hayden17 October 20258 min read
Why We Work with DEYE: An Engineer's Perspective

A technical deep-dive into why LIT Electricians chooses DEYE inverters and energy storage systems for Málaga installations

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