What this changes for your decision
Swissolar anticipates around 14% solar electricity in 2025 and 17% in 2026, with the market stabilizing after the 2025 decline. This guide shows the elements to check in the quote and contract.
For your project, the item “market cycle” should be explained in terms of the building, consumption, grid connection and contract. Ask for the source, date and, for calculated values, the method used.
For your project: Compare quotes and ask about delivery, the installation team and service. Assess a lower price alongside work scope, warranties and responsibilities.
Three checks before signing
1. Exact references
Ask for models, technical data sheets, guarantees and service partner identified in Switzerland.
2. Comparable quotes
Compare identical power, site limits, connection and service level.
3. Supplier risk
Check references, qualifications, available parts and liability after commissioning.
References for “Market” for your project
- Swissolar, Congress photovoltaïque national 2025: Swissolar anticipates around 14% solar electricity in 2025 and 17% in 2026, with the market stabilizing after the 2025 decline.
- Swissolar, Marche Solaire 2024: At the end of 2024, Switzerland had 8,17 GW of installed photovoltaics and around 10,4% of annual demand covered by solar.
Note the date of consultation and the scope of each source. National information does not replace or local rate or technical validation of your project.
Compare quotes on a solid basis
Ask for a reference variant and a conservative variant. Each must separate investment, self-consumption, injection, aid, schedule and responsibilities. You will see if the result holds with a less favorable hypothesis.
For the item “market cycle”, the quote should state the data to confirm before work starts, who will check it and how changes will be handled.
Your next step
Prepare utility bill, roof information, existing contracts and comparable quotes. Answer in writing to open questions, then compare net price, annual profit and contractual consequences.