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Sharp LED-B039i vs Unilumin Uslim III 3.9 500x250

On measurable specs the Unilumin Uslim III 3.9 500x250 leads 8–4. The Sharp LED-B039i can still be the right call where its individual wins — check the highlighted rows — match your constraints.

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Physical
Pixel pitch3.9062 mm3.90625 mm
Cabinet size (W×H×D)500 × 500 × 78 mm500 × 250 × 40 mm
Weight per cabinet8.5 kg3.5 kg
Weight per m²34 kg/m²28 kg/m²
Image
Cabinet resolution128 × 128 px128 × 64 px
Pixel density65,536 px/m²65,536 px/m²
Brightness1,000 nits900 nits
Refresh rate2,400 Hz7,680 Hz
Contrast3,000:110,000:1
Viewing angle (H/V)160° / 160°160° / 160°
LED typeSMDSMD
Processing depth16 bit14 bit
Power & thermal
Average power34 W18 W
Max power100 W55 W
Max power per m²400 W/m²440 W/m²
Thermal load per cabinet341 BTU/h188 BTU/h
Operational
EnvironmentIndoorIndoor
IP rating (front)IP30IP30
IP rating (rear)IP30IP30
Operating temperature-10 to 40 °C-10 to 45 °C
Service accessFront & rearFront
LED lifetime100,000 h100,000 h
CertificationsCCC, CE, ETL, FCC Class A, RoHSCE, CB, EMC ClassB, CCC, BIS476-1, RoHS2.0

Size a wall with either panel

The calculator shows dimensions, power, weight and a validated wiring diagram for both — swap cabinets with one click.