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Gielight 4FTLHBB 4ft LED Linear High Bay 165-325W, 277-480V
Product Number:4FTLHBB-325WHHY(277-480V)
Compatible accessories
Sensors, mounts, drivers and controls that fit this fixture.
4ft linear high bay, three selectable wattages and two selectable CCTs, on 277–480V input. Integrated stamping build with a PC cover and UGR < 28.
- 3 selectable wattages (165/225/325W), 2 selectable CCTs
- LM79 and LM80 tested
- UGR < 28
- PF > 0.95, driver efficiency > 92%
- 5-year limited warranty
Specifications
Wattage
165 / 225 / 325 W
Lumens
23,100 – 45,500 lm
Efficacy
up to 140 lm/W
Colour temperature
4000K / 5000K
Voltage
277–480V
Dimming
47.76" x 11.02" x 1.89" (1213 x 280 x 48mm)
Warranty
5-year limited warranty
CRI
Ra > 80
Power factor
> 0.95
THD
< 20%
Driver efficiency
> 92%
Input current
1.2A
Dimensions
47.76" x 11.02" x 1.89" (1213 x 280 x 48mm)
Efficacy conflict
The spec sheet prints 140 lm/W; the price list says 150 lm/W. The sheet figure is published here.
DLC
Feature text reads DLC 5.1, badge reads DLC Premium, no DLC product ID printed. Verify before applying for a rebate.
Lumens
calculated from rated efficacy
Sensor jack
This fixture takes 3.5mm-jack sensor heads. Only 3.5mm parts are offered here — a 2.5mm head will not seat in this base. The size comes from the models this fixture's own spec sheet names.
Construction
- Integrated stamping design with a light-transmittance PC cover
- UGR < 28
- Hanging installation on Y-shape stainless steel rope
Electrical
- 0-10V dimming, flicker free
- PF > 0.95, driver efficiency > 92%, THD < 20%
- Watt tunable on Switch 1, CCT tunable on Switch 2
Installation
- Suspended from ceiling hooks through the slotted holes
- Sensor fits under the dust-proof cover
- Emergency battery can be added at the factory
Ideal applications
- Warehouses
- Distribution centres
- Manufacturing
- Gymnasiums
- Hangars
- Big-box retail