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Replace Your 25W Incandescent Lamps and Reduce Energy Consumption by Up to 80%!
Sylvania 78621 4W Ultra LED Retrofit PAR16 GU10 Lamp - Warm WhiteSylvania 78621 4W Ultra LED Retrofit PAR16 GU10 Lamp - Warm White
Sylvania 78621 4W Ultra LED Retrofit PAR16 GU10 Lamp - Warm White
Sylvania 78621 4W Ultra LED Retrofit PAR16 GU10 Lamp - Warm White
Item# 33597
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  • 4W LED lamp designed as a high quality replacement for 30W incandescent reflector lamps
  • Reduces energy consumption up to 85%
  • 25,000 hours life at 70% lumen maintenance
  • No warm-up time, instant-on with full light output and stable color
  • RoHS compliant

Essential Info

LED technology reduces energy and maintenance costs when compared to conventional light sources. 4W LED Retrofit PAR16 lamps are high-quality, long-lasting replacements for 25W halogen lamps..

The Ultra LED Retrofit PAR16 lamp is free of UV and IR radiation, minimizing discoloration and fading of materials. It is rated at 25,000 hours life with a correlated color temperature (CCT) of 3000K. The Ultra LED Retrofit PAR16 features a GU10 base for direct replacement.

Also available: Sylvania 78622 4W Ultra LED Retrofit PAR16 Lamp - medium base

More Info

  • UL1993 Listed
  • For use in dry indoor environments and open fixtures only
  • Not suitable for dimming applications
  • Not intended for use with emergency light fixtures or exit lights


  • Nominal Wattage(W): 4
  • Base type: GU10
  • Input voltage (VAC): 120
  • Average rated life (hrs.): 25,000 (Hours lifetime with 70% lumen maintenance)
  • Typical lumens (lm): 110 (Thermally stable typical lumens @ ±10%)
  • CBCP (cd): 340
  • CRI (Color Rendering Index): 80
  • Operating temperature range between -40°F and +113°F (-40°C and +45°C)
  • Beam Angle: 20°


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Scott rossignol -- Maine   10/3/2010
Perfect lighting, nice and bright
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