Blog archive
Browse older SurgePV articles. Each archive page is intentionally limited to keep transfer size, parsing cost, and crawl depth predictable.
solar business
A solar contract template is a framework, not a finished legal document. Learn the 9 clauses every installer needs, the 2026 policy shifts that change contract language, and how to connect contract signing to your proposal and CRM workflow.
Nimesh Katariya18 min readsolar business
Solar customer lifetime value 2026: how to calculate CLV, LTV:CAC benchmarks, and levers raising installer profitability with O&M, upsells, and referrals.
Akash Hirpara18 min readsolar sales
A solar customer portal is a branded self-service hub where homeowners track projects, sign proposals, and request service. Learn what to include and how to choose one.
Nimesh Katariya16 min readsolar design
Solar DC isolator design guide 2026: how to size voltage and current, pick IEC 60947-3 ratings, place disconnects, and avoid the mistakes that fail inspections.
Keyur Rakholiya17 min readsolar sales
A solar dealership model lets local businesses sell and install solar under a brand umbrella. Learn costs, margins, and how to scale a dealer network in 2026.
Nimesh Katariya20 min readsolar design
Solar diffuse fraction design guide for 2026: what it is, how to calculate it, why it changes system technology choices, and how to model it accurately.
Keyur Rakholiya18 min readsolar design
Solar drone survey data can cut site measurement time by 75-97%. This guide shows how to turn orthomosaics, point clouds, and LiDAR into PV designs.
Keyur Rakholiya17 min readsolar design
Design a compliant solar earthing electrode system: types, materials, soil resistivity, sizing, spacing, installation, and testing for NEC, IS 3043, and IEC projects.
Keyur Rakholiya12 min readsolar design
Solar fault current design guide 2026: calculate DC and AC fault contributions, size OCPDs for PV arrays, and meet NEC 690 and IEC 60364-7-712.
Keyur Rakholiya19 min readsolar design
Solar GIS data is the foundation of accurate PV design. This 2026 guide covers free and paid data sources, key layers, and a practical workflow.
Keyur Rakholiya18 min readsolar policy
Evaluate Oman rooftop and C&I solar using official Nama applications, documented export terms and project-specific approvals. Separate savings from unconfirmed incentives.
Keyur Rakholiya8 min readsolar design
A solar independent engineer verifies design, yield, and equipment so PV projects are bankable. This 2026 guide covers scope, calculations and checklists.
Keyur Rakholiya20 min readsolar design
Solar insulation resistance testing verifies DC conductor integrity before energization. Learn IEC 62446-1 limits, megger test voltages, fault isolation, and documentation.
Keyur Rakholiya16 min readsolar design
Solar interannual variability can shift annual PV output by 3-8%. This 2026 design guide explains how to quantify, design for, and model year-to-year solar variation.
Keyur Rakholiya11 min readsolar sales
Solar lead response time is the minutes between a prospect's inquiry and your first meaningful contact. Learn benchmarks, metrics, and a playbook to respond faster.
Nimesh Katariya18 min readsolar design
Solar lender engineer guide for 2026: how independent engineers review design, energy yield, P50/P90, and DSCR to make solar projects bankable.
Keyur Rakholiya18 min readsolar design
Understand solar lightning arresters, external protection, PV-rated surge devices and the project evidence needed for a qualified protection design.
Keyur Rakholiya5 min readsolar design
Solar Meteonorm 2026 guide: how Meteonorm builds TMY weather files, what data sources it uses, accuracy limits, and how to import them into solar design software.
Keyur Rakholiya18 min readsolar electrical design
Solar meter base design guide for 2026: sizing, NEC 705.12, meter socket adapters, and when to upgrade vs. use a supply-side connection.
Keyur Rakholiya16 min readsolar design
Solar NSRDB data 2026 design guide: what NREL's solar radiation database contains, how accurate it is, and how to use it in solar PV design and yield forecasting.
Keyur Rakholiya18 min readsolar business
Solar online reviews 2026: how to build a strong reputation, respond to negative feedback, and turn reviews into a low-cost lead channel for installers.
Nirav Dhanani18 min readsolar business
A solar partner program turns contractors, customers, and affiliates into a predictable lead channel. Learn how to structure tiers, compensation, and onboarding in 2026.
Nimesh Katariya17 min readsolar design
A solar polarity test confirms that every PV string is wired positive-to-positive and negative-to-negative before energization. Learn the IEC 62446-1 procedure, tools, and documentation rules.
Keyur Rakholiya11 min readsolar design
Solar probability of exceedance 2026: how designers use P50, P75, P90, and P99 to size systems, reduce uncertainty, and produce bankable yield forecasts.
Keyur Rakholiya20 min read