We link to the direct official source whenever practical and clearly separate official data from AC Fit Check’s own modelling assumptions. Secondary sources are used only where an official text is not freely published, and they are labelled as secondary.
Saudi standards and energy labels
SASO — 2021 standard for air conditioners (workshop presentation)
Grade bands A–G, Saudi temperature-bin hours, T1/T3 and low-temperature test conditions, required test points by compressor type and minimum EER values. The deck states it is not the official text.
Open SASO presentation ↗SASO — 2025 air-conditioner standards workshop
Announcement of the new editions SASO 2663:2025 and SASO 2874:2025 and their enforcement timeline.
Open SASO page ↗SASO — Taqakkad app
Verifies energy-label information for a specific model, including cooling capacity, annual energy use and electrical input power.
Open official source ↗SASO — energy-efficiency labels
The product categories subject to efficiency requirements, including air conditioners, and the official fields you copy into the checker.
Open efficiency-label source ↗Cotecna — SASO update on air conditioners
Secondary source: scope and enforcement dates of SASO 2663:2021 (customs 1 April 2022, markets 1 July 2022).
Open article ↗Zamil Air Conditioners — Saudi AC standard 2026 summary
Secondary manufacturer source: reported 1 December 2026 application date of the 2025 editions and the categories they separate.
Open summary ↗Test and calculation methods
IEA — ISO 5151 non-ducted air conditioners
Scope of the international performance-test standard behind the T1 and T3 condition names.
Open IEA entry ↗ISO 16358-1:2013/Amd 1:2019
Seasonal performance calculation referenced by SASO 2663:2021 for SEER with Saudi data.
Open catalogue entry ↗TVTC — plumbing and electrical installations training material
AC-capacity considerations and the empirical room-volume formula used as the starting point for our room-load range.
Open TVTC material ↗Dehumidifiers
ENERGY STAR — Dehumidifiers key efficiency criteria
Version 6.0 minimum IEF values by capacity, effective 1 October 2025, and whole-home thresholds.
Open ENERGY STAR criteria ↗ENERGY STAR — Dehumidifiers Version 6.0 draft specification
Definitions and test basis used to explain IEF (draft document).
Open specification ↗Site boundary: these sources support checking a specific AC model and sizing a portable dehumidifier. Electricity-tariff calculations, whole-home bills and multi-room planning belong at Saudi Home Energy. Last manual review: October 19, 2026.