How to buy central air conditioner
Central air conditioning is a comfortable standard feature in modern homes and commercial places. When purchasing, you need to consider factors such as brand, performance, price, and after-sales service. The following is a purchasing guide related to central air conditioning that has been a hot topic on the Internet in the past 10 days, combined with structured data to provide you with a reference.
1. Core factors for purchasing central air conditioners

| elements | Description | Popular brands/models |
|---|---|---|
| Cooling/heating capacity | Choose the number of pieces according to the room area (1 piece≈10-12㎡) | Gree GMV-H160WL, Midea MDVH-V160W |
| Energy efficiency ratio (APF) | Level 1 energy efficiency is the most energy-saving and has low long-term use costs. | Daikin VRV-N series, Hitachi SET-FREE |
| Noise value | Indoor unit recommended ≤40dB, outdoor unit ≤50dB | Haier RFC series, Mitsubishi Electric MXZ series |
| Intelligent control | Support APP remote control for more convenience | Xiaomi central air conditioner, Gree smart connection |
2. Price comparison of popular central air conditioners in 2023
| brand | Series | Applicable area | Reference price (yuan) |
|---|---|---|---|
| Gree | STAR second generation | 80-100㎡ | 28,000-35,000 |
| Beautiful | Ideal Family III Generation | 120-150㎡ | 35,000-45,000 |
| Daikin | VRV-P series | More than 200㎡ | 60,000-80,000 |
| Haier | Zhizun series | 60-80㎡ | 18,000-25,000 |
3. Installation precautions
1.House Structural Assessment: It is necessary to confirm the ceiling height and beam and column positions in advance. It is recommended to choose a hidden installation design.
2.Pipe layout: The length of the copper pipe should not exceed 15 meters to avoid a decrease in cooling efficiency (attenuation is about 2% for every 1 meter beyond).
3.After-sale guarantee: Give priority to brands that provide more than 6 years of complete machine warranty (such as Gree, Midea).
4. Recent hot topics of consumer concern
| topic | heat index | Typical questions |
|---|---|---|
| Winter heating effect | ★★★★☆ | Can it operate stably in low temperature environment (-15℃)? |
| Cleaning and maintenance | ★★★☆☆ | Verification of the actual effect of self-cleaning function |
| Energy consumption comparison | ★★★★★ | Difference in annual electricity bills between variable frequency and fixed frequency models |
5. Purchase suggestions
1.House type matching: One-to-two/one-to-three is recommended for small apartments, and a multi-connection system is recommended for villas.
2.seasonal promotions: March-April and November-December usually have the biggest discounts (the recent Double Eleven pre-sale price dropped by 20%).
3.Professional services: Request merchants to provide free on-site surveys and 3D design solutions.
Through the above structured data comparison and hot spot analysis, consumers can choose a suitable central air conditioning system more scientifically. It is recommended to give priority to the main models of the leading brands and reserve at least 10% of the budget for installation and maintenance.
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