our indicator lamps can be used more than 3 years .

Performance Characteristic

1 Continuous working life:≥30000 hours
2 Specular Level ≥ 100 cd/m
3 Allow Instantaneous Voltage Fluctuate ±20% (above110V)
4 Power Frequency Withstand Voltage :2.5kV(AC RMS),1min
5 Operating Frequency (AC):50-60HZ
6 Rated Operational Current:≤20mA
7 Comparative Tracking Index CT1≥100,antiflaming
8 Insulation Resistance:Ui≤60v is 5MΩ,60≤Ui≤660v is 50MΩ
9 Color:red green yellow white blue