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Osram Sylvania and Satco Compact Fluorescent Lamps are energy efficient and have a longer life than incandescent bulbs. Used for unshielded fixtures. 4-pin CF lamp internal end-of-life mechanism shuts down the lamp preventing abnormal end-of-life failure modes. <br><br> 

Sylvania 20318 Compact Fluorescent Cf13ds/E/841 S (T4) Bulb - Pkg Qty 50

20318-compact-fluorescent-cf13ds-e-841-s-t4

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