The 4017 is an incandescent PAR46 sealed beam lamp designed for use in hand lanterns and portable lighting equipment. Operating at 5.5V, this dual-filament lamp offers two output levels: a high-intensity mode at 11.5W delivering 16,000 center beam candlepower, and an economy mode at 3.8W producing 3,000 center beam candlepower. The C-6/C-2R filament construction and parabolic aluminized reflector housing provide a precise, controlled spot beam with a horizontal spread of 5 to 7 degrees and a vertical spread of 1.5 to 7 degrees, depending on the active filament. The lamp features a 3-contact lug base for secure, reliable connection, a maximum overall length of 4 inches, and a 5.75-inch diameter PAR46 envelope. Rated average life is 100 hours. This incandescent sealed beam is a direct industry-standard 4017 replacement compatible with fixtures from many major manufacturers.

• Incandescent PAR46 sealed beam — dual-filament design: 11.5W / 3.8W at 5.5V
• High-power mode: 16,000 center beam candlepower spot; economy mode: 3,000 center beam candlepower
• Precise spot beam — horizontal spread 5°–7°, vertical spread 1.5°–7°
• 3-contact lug base with C-6/C-2R filament — industry-standard 4017 form factor
• Max overall length 4", PAR46 diameter 5.75" — rated 100 hours average life
• Designed for hand lanterns and portable lighting applications — sold individually