The Siemens 3RV1903-5GA00-0FJ0 is a panel-mount indicator light with a glow lamp rated for 480...500V AC/DC, designed for the 3RV19 housing family in sizes S00 through S2. It ships with a color disc set — red, green, and clear — letting you swap the lens color on the line without ordering separate part numbers. The glow lamp draws its operating voltage directly from the circuit it monitors, so no separate control transformer is needed for the indication circuit at these voltage levels.

Siemens 3RV1903-5GA00-0FJ0 Indicator Light, 480-500V AC/DC
Siemens 3RV1903-5GA00-0FJ0 indicator light with glow lamp, 480...500V AC/DC, color disc: red, green, clear, for housing 3RV19 size S00...S2.
Product details
Frequently asked questions
What is the voltage rating for this indicator light?
The glow lamp operates at 480...500V AC/DC, covering both common 480V industrial systems and 500V installations on the same part.
What color lenses come with 3RV1903-5GA00-0FJ0?
The assembly includes a color disc set with red, green, and clear lenses, allowing field-swappable indication without stocking multiple part numbers.
Which 3RV19 housing sizes does this indicator fit?
It is designed for the 3RV19 housing family in sizes S00, S0, S1, and S2 — the standard footprint range for Siemens 3RV motor starter protectors and breaker accessories.
How do I get current pricing and availability for 3RV1903-5GA00-0FJ0?
Submit an RFQ with your target quantity and the order code 3RV1903-5GA00-0FJ0. Pricing and lead time are confirmed at quote time through independent distribution channels.