Marine 40W T12 24V Navigation lamp with a P28S base | 40T12/CL/NAV/P28S/24V | Bulbs.com
Philips A60 40W 24V E27 - Svetila.com
24V 40W E11 Halogen Professional Light Bulb | eBay
HMYYJT 12V LED Light Bulb for RV,Clear Glass 12V to 24V Low Voltage Light Bulbs for Solar String Lights,S14 E26 400LM 3000K Warm White 4W(40W Incandescent Equivalent) 12Pack - - Amazon.com