For
replacing BA15d (#1142) Double Contact (level side pins) Bayonet bulbs
in popular bulkhead reading lamps. Impressive light output and focused
beam angle make it ideal for your boat's reading lamps. Reading lamps
installed in older boats and RV's typically have automotive style
(#1156) bulbs with a single contact on the bottom (aka BA15s). For
these, we have our ILBA1156-04W LED replacement bulbs.