Optoma ZK420UST
UHD, 4200 lm, 0.25:1Only 2 pieces in stock at supplier
Product details
The Optoma ZK420UST is a state-of-the-art ultra-short-throw projector designed for a variety of applications, particularly in business settings. With an impressive brightness of 4200 ANSI lumens and a native UHD 4K resolution (3840x2160), this projector delivers sharp images and vibrant colors that stand out even in bright environments. The DLP technology ensures high image quality and reliability. The ZK420UST is equipped with a durable laser light source that offers a lifespan of up to 30,000 hours, making it a cost-effective choice for long-term use. Thanks to its fixed throw ratio of 0.25:1, the projector can be placed very close to the projection surface, making it ideal for smaller rooms. The support for HDR videos and the ability to display 3D content significantly expand the device's versatility.
- Brightness of 4200 ANSI lumens for clear projections in bright environments
- Native UHD 4K resolution for sharp images
- Durable laser light source with up to 30,000 hours of lifespan
- Ultra-short-throw projector with a throw ratio of 0.25:1
- Support for HDR videos and 3D content.
Projector technology | DLP |
Contrast ratio | 1800 :1 |
Throw ratio | 0.25:1 |
Equipment + Functions | 3D, Remote control |
Max. Projection area (inch) | 150" |
Item number | 57339951 |
Manufacturer | Optoma |
Category | Projector |
Manufacturer no. | E3P7NK1E111 |
Release date | 2.4.2025 |
Colour | White |
Projector technology | DLP |
Focus type | Fixed |
Equipment + Functions | 3D, Remote control |
Aspect ratio | 16:9 |
Display resolution | UHD |
4K Technology | Native Ultra-HD |
Dynamic range | HLG |
Contrast ratio | 1800 :1 |
Brightness (ANSI) | 4200 lm |
Projection ratio | Variable |
Max. Projection area (inch) | 150" |
Min. throw ratio | 0.25 :1 |
Max. throw ratio | 1800 :1 |
Zoom type | Fixed |
Min. projection distance (metres) | 0.61 m |
Max. projection distance (metres) | 0.89 m |
Video connections | HDMI (2x) |
Network connections | RJ45 (1x) |
Max. noise level | 34 dB |
Noise level in power saving mode | 29 dB |
Lamp technology | Laser |
Lamp service life | 30000 h |
Conventional energy consumption | 250 W |
CO₂-Emission | |
Climate contribution |
Length | 327.80 mm |
Width | 327 mm |
Height | 85 mm |
Weight | 4.50 kg |
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Reviews & Ratings
Warranty score
How often does a product of this brand in the «Projector» category have a defect within the first 24 months?
Source: Digitec Galaxus- 18.BenQ3.1 %
- 19.Xiaomi3.2 %
- 20.Optoma3.4 %
- 21.Viewsonic3.5 %
- 22.Philips3.6 %
Warranty case duration
How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Digitec Galaxus- 5.Wanbo3 days
- 6.Samsung4 days
- 7.Optoma5 days
- 7.PhoneLook5 days
- 9.Acer7 days
Return rate
How often is a product of this brand in the «Projector» category returned?
Source: Digitec Galaxus- 6.BenQ5.2 %
- 6.Ferryxpress5.2 %
- 8.Optoma5.3 %
- 9.Hisense5.6 %
- 10.Acer7 %