SYNERGY21 S21-LED-001138 LED Retrofit Bulb S14 E27 Warm White 1.5W for String Lights

For string lights and festoon setups, the SYNERGY21 S21-LED-001138 replaces old 15 W incandescent S14 bulbs with a 1.5 W LED that delivers the same warm glow at a fraction of the running cost. Its shatterproof plastic body and IP44 rating make it a practical choice for indoor and outdoor use, while the 360° beam angle keeps every bulb in the chain evenly lit.

Highlights

• Warm white 2700 K light matches classic incandescent string lights
• 150 lm output with only 1.5 W consumption – energy savings up to 90%
• Shatterproof plastic construction, IP44 protection for outdoor use
• Long 25,000 h lifetime reduces replacement frequency
• Fits standard E27 sockets, no rewiring needed

In daily use

Whether you are decorating a patio, beer garden, or indoor event space, these retrofit bulbs screw directly into existing E27 string light sockets. The warm white colour temperature creates a cozy atmosphere, and the 360° light distribution ensures no dark spots along the chain. With 15,000 switching cycles, they handle frequent on/off operation without premature failure.

Full specifications

• Bulb type: S14
• Base type: E27
• Power consumption: 1.5 W
• Light colour: Warm white
• Colour temperature: 2700 K
• Luminous flux: 150 lm
• Voltage: 220–240 V AC
• Dimmable: No
• Beam angle: 360°
• Lifetime: 25,000 h
• Energy efficiency class: F
• Incandescent equivalent: 15 W
• Colour rendering index (CRI): >80 Ra
• Switching cycles: 15,000
• Material: Plastic (shatterproof)
• Protection class: IP44
• Mercury content: 0 mg
• Application: String lights / festoon lights

Final note

Upgrade your string lights to LED with the SYNERGY21 S21-LED-001138 – energy-efficient, durable, and perfect for any festive or outdoor setting.