FS0043 Series

Koey-H Desk Lamp

Desk lamp · 50 W

Koey-H is a 50 W grommet-mounted desk lamp with direct and indirect lighting, independent up/down dimming and 3000–5700 K tunable white. Touch and remote controls are complemented by a 24 GHz presence sensor. The adjustable lamp head supports different desk and reading positions.

Light output: 4,500 lm
Colour temperature: 3000–5700 K
Colour rendering: CRI 98 available
Luminous efficacy: 90 lm/W

The second CRI option has preliminary specifications; measurements are pending.

Configuration-specific specifications

Compare configurations
Model code	FS0043-DK90-J04-WCRI 98	FS0043-DK90-J04-WCRI ≥80
CRI	98	≥80
Data status	Published nominal specifications	Preliminary — measurements pending

CRI: 98
Data status: Published nominal specifications

Shared specifications

Photometric Data

Input power: 50 W
Total luminous output: 4,500 lm
Luminous efficacy: 90 lm/W
Colour temperature: 3000–5700 K
Indirect / direct ratio: 65 / 35
Indirect luminous output: 2,925 lm
Direct luminous output: 1,575 lm
UGR: <16
Beam angles: Indirect 105° / Direct 89°
LED source: Bridgelux

Control & Sensors

Control interface: Touch control and remote control
Independent up/down dimming: Yes
CCT adjustment: 3000–5700 K
Presence sensor: 24 GHz
Daylight sensor: No

Electrical

Input: AC 200–240 V / 50 Hz
Power factor: >0.9
Driver: External · Gezheng
Indirect / direct power: 30 W / 20 W

Construction

Mounting: Desk grommet mounting
Dimensions: (355–470) × 745 × 895 mm
Material: Aluminium
Finish: White (H3-W561) · powder coated
Protection rating: IP40
Cable length: 1.8 m
LED count · indirect / direct: 168 · 104 / 64

Lifetime & Warranty

LED lifetime: ≥60,000 h
Operating temperature: 0–40 °C
Warranty: 3 or 5 years, subject to quotation
Noise level: <25 dB / 30 cm

Downloads

Product specifications

Photometric test report · CRI 98

Integrating sphere test report · CRI 98

Selected productKoey-H Desk Lamp

FS0043-DK90-J04-WCRI 98 — 50 W

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