4. HF-105F-1 high current 30A power relay, stable and reliable performance, maximum power can support 2000W 2. High-quality power modules replace traditional , with low consumption, high efficiency, ultra-stable, low heat generation 3. 105-235V wide voltage, applicable and abroad 1. The PCB adopts 1.6MM thick double-sided glass fiber board, 2.0 oz copper thickness, and tin spraying process to good passage of large currents 5. The power switch uses switch, which is convenient and flexible.