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Item specifics
- Wattage 4 W
- Luminous flux 470 lm
- Luminous efficacy (lm/W) 118 lm/W
- Colour temperature (CCT) 4500 K
- Light colour Neutral white
- Colour capability Fixed white light
- Beam angle 300°
- Colour rendering index (CRI/Ra) ≥ 80
- Power factor (PF) 0.5
- Voltage 175–265 V AC
- Dimmable No
- Energy class E
- Rated Lifetime (hours) 25 000 h
- Warranty period 2 years
- Socket E27
- Bulb shape A60
Product Description
LED Filament Bulb A60 E27 4W 4500K 470lm (OPTONICA) is an OPTONICA LED bulb. It is intended for replacing a conventional lamp in a compatible luminaire socket. Model: 1858.
Key characteristics include colour temperature 4500K, power 4W, voltage AC175-265V, luminous flux 470 lm, 300° beam angle, E27 socket.
- Model: 1858
- EAN: 3800156618589
- Power consumption: 4W
- Voltage: AC175-265V
- Luminous flux: 470 lm
- Luminous efficacy: 118 lm/W
- Colour temperature (CCT): 4500K
- Light colour: Neutral white
- Beam angle: 300°
- Colour rendering index: Ra ≥ 80
- Dimmable: No
- Power factor: 0.5
- Base / socket: E27
- Service life: 25 000 h
Check the socket type, physical dimensions, dimming support and colour temperature before installing the bulb.



