The Norman Lamps 155MB is a T2-1/2 miniature incandescent bulb engineered for precision indicator and signaling applications. Operating at 155V and 4W with a low 0.025A current draw, this tubular miniature bulb delivers reliable 360-degree illumination across a 120V-160V input range. The compact 1.20 inch length and 0.32 inch diameter profile fits tight enclosures, control panels, elevator fixtures, and specialty equipment where space is limited.

Built with a long-life CC-7A filament, the 155MB miniature bulb is rated for 10,000 life hours of dependable service, reducing maintenance cycles in demanding environments. The BA9S miniature bayonet base allows for quick, secure installation and replacement. This dimmable incandescent miniature lamp is ideal for industrial controls, appliance indicators, instrument panels, and machine tool signaling. Order a single piece or purchase 10 for a full case to keep replacements on hand for your facility.

• 155V, 4W T2-1/2 miniature incandescent bulb
• BA9S miniature bayonet base for secure installation
• Long-life CC-7A filament rated for 10,000 life hours
• Compact tubular shape: 1.20 in. length, 0.32 in. diameter
• 360-degree viewing angle, dimmable, 0.025A current draw
• 120V-160V input range; order 10 for a full case