Induction Lamps vs. H.I.D. Lamps | |||
Comparison | Induction | Metal Halide | High Pressure Sodium |
Warranty | Compact: 5 years | None | None |
Life Hours | Compact: 60,000 Separate: 100,000 | 6,000~20,000 | 24,000 |
Energy Saving Efficiency | Excellent | Lower | Lower |
Lumen Efficacy | Photopic Efficacy: 150 Plm/W (Plm: Pupil Lumen) Traditional Efficacy: 80 Lm/W | Photopic Efficacy: 110 Plm/W (Plm: Pupil Lumen) Traditional Efficacy: 75 Lm/W | Photopic Efficacy: 90 Plm/W (Plm: Pupil Lumen) Traditional Efficacy: 120 Lm/W |
Lumen Depreciation Rate % | 5% @ 2,000 Hours | 40% @ 2,000 Hours | 30% @ 2,000 Hours |
Lamp Operating Temperature | Lower, <80°F Reduces A/C cost | Higher, >300° F Increased A/C cost | Higher, >350° F Increased A/C cost |
CRI | >80 (Ra) | 65~80 (Ra) | 60 (Ra) |
Re-strike | Instant | Needs up to 10~15 minutes | Needs up to 10~15 minutes |
Flicker | None | Much | Much |
Glare | None | Much | Much |
Environmental Safety | Low mercury No lamp waste in 10 years | Contains mercury Concern with much lamp waste over 10 years | Contains mercury Concern with much lamp waste over 10 years |
80w Ceiling Mounts lamp