A small clear indicator light bulb designed to show when equipment is on or working, rated for 3.6 volts.

A small, low-power indicator light bulb that fits standard BA9s sockets and shows status on industrial equipment and control panels.

A small, long-lasting indicator light bulb for control panels and equipment status monitoring, runs on 12 volts.

Small clear indicator light bulb for control panels and machinery, runs on 4 volts, lasts 500 hours.

A small clear indicator light that runs on 24 volts and shows status on industrial control panels.

A small clear indicator light bulb for telephone and telecom equipment, rated for 48 volts and lasting 5000 hours.

A small clear indicator light bulb for control panels and machinery dashboards, rated for 12 volts and low power consumption.

A small 12-volt indicator light bulb for machine control panels and dashboard warning lights.

A small clear indicator light bulb designed for telephone systems and control panels, rated at 24 volts and lasting 6000 hours.

A small clear indicator light bulb for telephone systems and control panels that runs on 12 volts.

A small clear light bulb for control panels and machinery that runs on 36 volts and lasts 5000 hours.

A small clear light bulb for telephone and telecom control panels, rated for 30 volts and lasting 6000 hours.

A small clear indicator light bulb designed for old telephone and switchboard equipment, running on 60 volts.

Small LED indicator light designed to fit inside electrical cabinets and control panels, works on standard 240V power supply.

A small clear indicator light bulb designed for telephone systems and control panels, rated for 6 volts.