I have a Whelan HF-CRA-R (all red lens) that I bought to replace my Grimes rotating beacon but alas it wouldn't fit in the hole and it's been sitting in my hangar ever since. Bought new from Aircraft Spruce ages ago (they go for well over $400). This one can be yours, shipping included for $200.
Claims to work on either 14 or 28 volt systems.
Claims to work on either 14 or 28 volt systems.