Replacement Light Bulb 15A15 Availability: Usually ships the same business day. 15A15$4.95 Replacement Light Bulb 25T10/F Availability: Usually ships the same business day. 25T10F$5.95 Replacement Light Bulb 40T10/F Availability: Usually ships the same business day. 40T10F$5.95 Replacement Light Bulb 75A/RS Availability: Usually ships the same business day. 75ARS$5.95 Replacement Light Bulb 18 Watt Availability: Usually ships the same business day. MAR18WATT$18.95