Description
PSD · DALI Dimmable
PHILIPS BY778P LED100/NW PSD WB
51W/55W 4000K (NW) Wide Beam 90° LED Highbay — 180 lm/W, 100K hrs
Technical Specifications
| Optical | |
| Group | Optical |
| Beam Angle | Wide Beam 90° |
| System Efficacy | 180 lm/W |
| CCT | 4000K (NW) |
| CRI | 80 |
| SDCM | 5 SDCM |
| UGR | UGR 25 (WB) / 22 (NB) |
| Electrical | |
| Group | Electrical |
| Power | 51W/55W |
| Input Voltage | 220–240V, 50/60 Hz |
| Control | DALI-2 Dimmable |
| Power Factor | 0.95 |
| Surge | 4KV/4KV |
| THD | ≤10% |
| Mechanical | |
| Group | Mechanical |
| IP/IK | IP66 / IK08 |
| Insulation | Class I |
| Operating Temp | -40°C to +50°C (Ta 35°C) |
| Lifetime | 100K hrs L70B50 @35°C |
| Warranty | 5 Years |
| Mounting | Suspension (hook), pipe (G1/2), bracket |
| 12NC | 911401626209 |
Product Gallery
BY778P Series — Side Profile
Suspension mount with cable entry, finless IP66 housing
BY778P Series — Alternate Angle
Smooth dust-resistant design, easy-clean surface
BY778P Standard (PSU/PSD) — Bottom View
Fresnel lens optic, 90° WB / 55° NB beam options
BY778X Interact (SIA) — Bottom View
Integrated SNH210IA sensor for wireless smart control
Complete Product Lineup
| 12NC | Description | Specifications |
|---|---|---|
| LED100 Series | ||
| 911401626209 | BY778P LED100/NW PSD WB → | 55W, 10000lm, 4000K, DALI, Wide Beam, with Hook |
| 911401626309 | BY778P LED100/NW PSD NB → | 55W, 10000lm, 4000K, DALI, Narrow Beam, with Hook |
| 911401626409 | BY778P LED100/CW PSD WB → | 55W, 10000lm, 6500K, DALI, Wide Beam, with Hook |
| 911401626509 | BY778P LED100/CW PSD NB → | 55W, 10000lm, 6500K, DALI, Narrow Beam, with Hook |
| LED150 Series | ||
| 911401626609 | BY778P LED150/NW PSD WB → | 82W, 15000lm, 4000K, DALI, Wide Beam, with Hook |
| 911401626709 | BY778P LED150/NW PSD NB → | 82W, 15000lm, 4000K, DALI, Narrow Beam, with Hook |
| 911401626809 | BY778P LED150/CW PSD WB → | 82W, 15000lm, 6500K, DALI, Wide Beam, with Hook |
| 911401626909 | BY778P LED150/CW PSD NB → | 82W, 15000lm, 6500K, DALI, Narrow Beam, with Hook |
| LED200 Series | ||
| 911401627009 | BY778P LED200/NW PSD WB → | 110W, 20000lm, 4000K, DALI, Wide Beam, with Hook |
| 911401627109 | BY778P LED200/NW PSD NB → | 110W, 20000lm, 4000K, DALI, Narrow Beam, with Hook |
| 911401627209 | BY778P LED200/CW PSD WB → | 110W, 20000lm, 6500K, DALI, Wide Beam, with Hook |
| 911401627309 | BY778P LED200/CW PSD NB → | 110W, 20000lm, 6500K, DALI, Narrow Beam, with Hook |
| LED250 Series | ||
| 911401627409 | BY778P LED250/NW PSD WB → | 137W, 25000lm, 4000K, DALI, Wide Beam, with Hook |
| 911401627509 | BY778P LED250/NW PSD NB → | 137W, 25000lm, 4000K, DALI, Narrow Beam, with Hook |
| 911401627609 | BY778P LED250/CW PSD WB → | 137W, 25000lm, 6500K, DALI, Wide Beam, with Hook |
| 911401627709 | BY778P LED250/CW PSD NB → | 137W, 25000lm, 6500K, DALI, Narrow Beam, with Hook |
| LED280 Series | ||
| 911401638909 | BY778P LED280/NW PSD WB → | 153W, 28000lm, 4000K, DALI, Wide Beam, with Hook |
| 911401638709 | BY778P LED280/NW PSD NB → | 153W, 28000lm, 4000K, DALI, Narrow Beam, with Hook |
| 911401638509 | BY778P LED280/CW PSD WB → | 153W, 28000lm, 6500K, DALI, Wide Beam, with Hook |
| 911401638309 | BY778P LED280/CW PSD NB → | 153W, 28000lm, 6500K, DALI, Narrow Beam, with Hook |
| LED350 Series | ||
| 911401628209 | BY778P LED350/NW PSD WB → | 196W, 35000lm, 4000K, DALI, Wide Beam, with Hook |
| 911401628309 | BY778P LED350/NW PSD NB → | 196W, 35000lm, 4000K, DALI, Narrow Beam, with Hook |
| 911401628409 | BY778P LED350/CW PSD WB → | 196W, 35000lm, 6500K, DALI, Wide Beam, with Hook |
| 911401628509 | BY778P LED350/CW PSD NB → | 196W, 35000lm, 6500K, DALI, Narrow Beam, with Hook |
| LED400 Series | ||
| 911401628609 | BY778P LED400/NW PSD WB → | 222W, 40000lm, 4000K, DALI, Wide Beam, with Hook |
| 911401628709 | BY778P LED400/NW PSD NB → | 222W, 40000lm, 4000K, DALI, Narrow Beam, with Hook |
| 911401628809 | BY778P LED400/CW PSD WB → | 222W, 40000lm, 6500K, DALI, Wide Beam, with Hook |
| 911401628909 | BY778P LED400/CW PSD NB → | 222W, 40000lm, 6500K, DALI, Narrow Beam, with Hook |
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Frequently Asked Questions
What is the PHILIPS BY778P LED100/NW PSD WB?
The PHILIPS BY778P LED100/NW PSD WB is a 51W/55W 4000K (NW) Wide Beam 90° LED highbay from the GreenPerform Elite Highbay G2 series. DALI-2 Dimmable, IP66 / IK08, 100K hrs L70B50 lifetime.
Which mounting options are available?
Hook suspension (standard), pipe mount (G1/2), surface/wall mount via BY778Z Bracket (12NC: 911401637409). Safety cable ≥SUS304 Ø3mm recommended for suspended installations.
How does this compare to BY718P?
G2: 190 lm/W vs 160 lm/W (+19%), 40K lm vs 30K lm (+33%), 100K hrs vs 75K hrs (+33%), IP66 vs IP65, flicker-free SVM<0.4, 5-year vs 3-year warranty.
