For Folinn inverters we are giving a 30-month warranty, with optional prolongation to 36 months. It is the longest inverter warranty on the market.
The reason for the above comes from following facts:
- Folinn inverters are built with use of components coming from reputable companies from around the world, such as:
- DSP CPUs: Texas Instruments, Avago Technologies, Sharp, Toshiba
- IGBT transistors: Infineon, Fuji Electric,
- capacitors: Nichicon, EPCOS, Jianghai, Yipin,
- diode bridges: Semikron, SanRex, Microsemi, Siling,
- sensors: Tamura, LEM,
- fans: ADDA, SONON, NIDEC,
- Each device undergoes more than 10 diagnostic and quality tests,
- All printed circuits are lacquered, which significantly reduces the influence of external conditions,
- Folinn company owns 16 patents, three reserved software solutions and seven different trademarks,
- Production process is ISO 9001:2000 compliant.