Satco S4164 40 watt A15 Incandescent; Clear; 1000 average rated hours; 420 lumens; Intermediate base; 130 volts

Satco S3702 40 watt T10 Incandescent; Clear; 2000 average rated hours; 280 lumens; Medium base; 120 volts

Satco S3710 40 watt T6 1/2 Incandescent; Clear; 1500 average rated hours; 350 lumens; Intermediate base; 130 volts