MK305J40RL: 3μF Standard Start Capacitor

User Pain Points

In small to medium fan applications, 2-3μF is the most common capacitance requirement. However, there is great variation in product quality at this capacitance range in the market, with some products having insufficient capacitance accuracy, leading to inconsistent motor operating characteristics. Some low-price products show significant capacitance degradation after a period of use, requiring frequent replacement.

Product Solution

MK305J40RL is SK's start capacitor tailored for small to medium fans, featuring 3.0μF capacitance, 400V rated voltage, and J-class accuracy ensuring capacitance consistency. Mature metallized polypropylene film technology ensures stable and reliable product performance, and strict aging testing screens out high-quality products.

Selling Points and Value

3.0μF capacitance is the golden specification for small to medium fans, and MK305J40RL performs excellently at this capacitance point. J-class accuracy ensures the capacitance of every capacitor is within ±5% of the nominal value, ensuring consistent motor operating characteristics. Long-life design reduces replacement frequency and lowers maintenance costs.

Application Scenarios

Suitable for small to medium industrial fans, air conditioner indoor unit fans, purification equipment fans, machine tool cooling fans, small ventilation systems, and more. It is the most common capacitor specification for small to medium fan systems, with wide compatibility and easy replacement.