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The Signify LI551H4IC is a Philips Advance ignitor designed for high pressure sodium lamps. This round case replacement kit is suitable for use with various wattages ranging from thirty-five to one hundred fifty watts. The ignitor operates on voltages of one hundred twenty to two hundred seventy-seven volts.
Effective for use in HID ballasts, this ignitor features a regulated lag ballast circuit for reliable operation.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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