longer life high qulity but low price 1 year warranty Ballast Features: 1.No EMI shielding required (low EMI). 2. Lowest cost (fast ROI). 3. Very high efficiency operation under wide range of operating conditions. 4. Can driver D1S bulb as well as D2S bulb with our additional external ignition connector. 5. Controlled by external signal or processor control which makes the ballast 100% ready for the automotive market. 6. Active false input polarity protection. 7. Open output protection self locked. 8. Short output protection self locked. 9. Input over voltage switches off with automatic restart. 10. Input under voltage shut down with automatic restart. 11. Fast restart cycles. 12. Smooth lamp current curve. 13. All type of ballast can setup in 12V or 24V and 35W or 55W. Normal operating input voltage range: 7V-18V Extended operating input voltage range: 6V-18V Starting input voltage range: 8.5V-18V Nominal output power: 55W+&-2W Maximum inrush current at 13.5V:8A Max inrush current 13.5V low power level: 4.5A Efficiency of D1S and ballast at nominal supply: 80% Ballast unit efficiency: 82% Output steady state frequecy: 580Hz Temperature range:-40 to +150

2012 hot sell HIGH QUALITY NORMAL BALLAST