
The Story
Optoma Technology DuraCore ZK420UST Overview
Enjoy hassle- and maintenance-free operation with the Optoma Technology DuraCore ZK420UST 4200-Lumen 4K Ultra Short-Throw Laser DLP Projector. With features like 4K HDR support, 360? installation, 24/7 operation, and integrated monitoring and control capability, the ZK420UST delivers reliable performance for meeting rooms, classrooms, immersive installations, and more.
For optimum performance, Optoma recommends that your projector is turned off or placed in standby mode for 30 minutes every 24 hours to prolong the life of your lamp.
- The laser light source reduces power consumption by up to 45% compared to Optoma's lamp-based solutions.
- The compact product and packaging size allows 2x more products carried per container, resulting in more efficient logistics to help further reduce carbon emissions.
- The chassis design is made with up to 50% PCR (Post-Consumer Recycled) plastics, and the packaging contains up to 97% recyclable materials.
- Lights on viewing with no direct sunlight or lights directed on screen
- Full 3D support
- Auto power off functionality
- Built-in 15W speaker
Items Included
- Optoma Technology DuraCore ZK420UST 4200-Lumen 4K Ultra Short-Throw Laser DLP Projector
- Power Cable
- Power Adapter
- Remote Control
- Limited 3-Year Manufacturer Warranty (Projector (Excluding Light Source))
- Limited 5-Year Manufacturer Warranty (5 Years or 12,000 Hours (Light Source))
Additional Resources
Optoma Technology DuraCore ZK420UST Specs
| Display System |
1-Chip DLP
|
| Native Resolution |
Not Specified by Manufacturer
|
| Maximum Brightness |
4200 Lumens
|
| Throw Ratio |
0.25:1 (120" Screen Size @ 2.3' / .7 m)
|
| Projection Size |
100 to 150" / 2.5 to 3.8 m
|
| HDR Support |
Yes: HDR10/Hybrid Log Gamma
|
| Inputs/Outputs |
2x HDMI 2.0 Audio, Video Input
1x RJ45 (HDBaseT) Audio, Control, Data, LAN, Remote, Service, Video 1x USB-A Power, Service Input/Output 1x 3-Pin DIN (VESA 3D Sync) Control, Data Output 1x DE-9/DB-9 (RS-232) Control Input |
| Light Source |
Laser Phosphor
|
| Display System |
1-Chip DLP
|
| Native Resolution |
Not Specified by Manufacturer
|
| On-Screen Resolution |
Up to 3840 x 2160 via Four-Phase Pixel-Shift Technology
|
| Supported Resolutions |
Maximum: 3840 x 2160 @ 60 Hz
|
| Maximum Brightness |
4200 Lumens
|
| Offset |
120%
|
| Aspect Ratio |
Native: 16:9
Supported: 4:3 |
| Contrast Ratio |
1800:1
|
| DLP Link 3D |
Yes
|
| Supported 3D Formats |
Side by Side
Top Bottom Frame Sequential |
| Color Depth |
10-Bit (1.07 Billion Colors)
|
| Includes Lens |
Yes
|
| Focus |
Manual
|
| Aperture |
f/2.44
|
| Focal Length |
3.7mm
|
| Optical Zoom |
No
|
| Throw Distance |
2.014 to 2.933' / 0.614 to 0.894 m
|
| Throw Ratio |
0.25:1 (120" Screen Size @ 2.3' / .7 m)
|
| Projection Size |
100 to 150" / 2.5 to 3.8 m
|
| Keystone Correction |
Manual to Vertical: ? 5?
Manual to Horizontal: ? 5? |
| HDR Support |
Yes: HDR10/Hybrid Log Gamma
|
| Multi-Input Support (PIP/PBP) |
No
|
| Ceiling Mountable |
Yes
|
| Rear Screen Projection |
Yes
|
| Built-In Speaker |
Yes (Mono)
|
| Speaker Power |
15 W
|
| Projection Tilt Option |
Yes
|
| Inputs/Outputs |
2x HDMI 2.0 Audio, Video Input
1x RJ45 (HDBaseT) Audio, Control, Data, LAN, Remote, Service, Video 1x USB-A Power, Service Input/Output 1x 3-Pin DIN (VESA 3D Sync) Control, Data Output 1x DE-9/DB-9 (RS-232) Control Input |
| HDCP Support |
Yes: Version 2.2
|
| Media/Memory Card Slot |
No
|
| Mobile App Compatible |
No
|
| Wireless LAN / Wi-Fi |
No
|
| Bluetooth |
No
|
| Light Source |
Laser Phosphor
|
| Expected Lamp Life |
Low Brightness: 30,000 Hours
|
| Fan Noise |
Full Brightness: 34 dB
Low Brightness: 29 dB |
| Security |
Cable Lock Slot
Security Bar |
| Supported Languages |
Arabic
Czech Danish Dutch English Farsi Finnish French German Greek Hungarian Indonesian Italian Japanese Norwegian Polish Portuguese Romanian Russian Simplified Chinese Spanish Swedish Traditional Chinese Turkish Vietnamese |
| Input Power |
24 VDC at 10.41 A
100 to 240 VAC, 50 / 60 Hz |
| Power Consumption |
Medium Brightness: 255 W
Low Brightness: 180 W |
| Certifications |
EU, FCC, WEEE, cTUVus
|
| Operating Conditions |
32 to 104?F / 0 to 40?C at 10 to 85% Humidity
|
| Dimensions (W x H x D) |
12.9 x 3.3 x 12.9" / 327.0 x 85.0 x 327.8 mm
|
| Weight |
9.9 lb / 4.5 kg
|
| Package Weight |
15.31 lb
|
| Box Dimensions (LxWxH) |
19.1 x 17 x 7.9"
|
All product and company names are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Optoma Technology DuraCore ZK420UST Overview
Enjoy hassle- and maintenance-free operation with the Optoma Technology DuraCore ZK420UST 4200-Lumen 4K Ultra Short-Throw Laser DLP Projector. With features like 4K HDR support, 360? installation, 24/7 operation, and integrated monitoring and control capability, the ZK420UST delivers reliable performance for meeting rooms, classrooms, immersive installations, and more.
For optimum performance, Optoma recommends that your projector is turned off or placed in standby mode for 30 minutes every 24 hours to prolong the life of your lamp.
- The laser light source reduces power consumption by up to 45% compared to Optoma's lamp-based solutions.
- The compact product and packaging size allows 2x more products carried per container, resulting in more efficient logistics to help further reduce carbon emissions.
- The chassis design is made with up to 50% PCR (Post-Consumer Recycled) plastics, and the packaging contains up to 97% recyclable materials.
- Lights on viewing with no direct sunlight or lights directed on screen
- Full 3D support
- Auto power off functionality
- Built-in 15W speaker
Items Included
- Optoma Technology DuraCore ZK420UST 4200-Lumen 4K Ultra Short-Throw Laser DLP Projector
- Power Cable
- Power Adapter
- Remote Control
- Limited 3-Year Manufacturer Warranty (Projector (Excluding Light Source))
- Limited 5-Year Manufacturer Warranty (5 Years or 12,000 Hours (Light Source))
Additional Resources
Optoma Technology DuraCore ZK420UST Specs
| Display System |
1-Chip DLP
|
| Native Resolution |
Not Specified by Manufacturer
|
| Maximum Brightness |
4200 Lumens
|
| Throw Ratio |
0.25:1 (120" Screen Size @ 2.3' / .7 m)
|
| Projection Size |
100 to 150" / 2.5 to 3.8 m
|
| HDR Support |
Yes: HDR10/Hybrid Log Gamma
|
| Inputs/Outputs |
2x HDMI 2.0 Audio, Video Input
1x RJ45 (HDBaseT) Audio, Control, Data, LAN, Remote, Service, Video 1x USB-A Power, Service Input/Output 1x 3-Pin DIN (VESA 3D Sync) Control, Data Output 1x DE-9/DB-9 (RS-232) Control Input |
| Light Source |
Laser Phosphor
|
| Display System |
1-Chip DLP
|
| Native Resolution |
Not Specified by Manufacturer
|
| On-Screen Resolution |
Up to 3840 x 2160 via Four-Phase Pixel-Shift Technology
|
| Supported Resolutions |
Maximum: 3840 x 2160 @ 60 Hz
|
| Maximum Brightness |
4200 Lumens
|
| Offset |
120%
|
| Aspect Ratio |
Native: 16:9
Supported: 4:3 |
| Contrast Ratio |
1800:1
|
| DLP Link 3D |
Yes
|
| Supported 3D Formats |
Side by Side
Top Bottom Frame Sequential |
| Color Depth |
10-Bit (1.07 Billion Colors)
|
| Includes Lens |
Yes
|
| Focus |
Manual
|
| Aperture |
f/2.44
|
| Focal Length |
3.7mm
|
| Optical Zoom |
No
|
| Throw Distance |
2.014 to 2.933' / 0.614 to 0.894 m
|
| Throw Ratio |
0.25:1 (120" Screen Size @ 2.3' / .7 m)
|
| Projection Size |
100 to 150" / 2.5 to 3.8 m
|
| Keystone Correction |
Manual to Vertical: ? 5?
Manual to Horizontal: ? 5? |
| HDR Support |
Yes: HDR10/Hybrid Log Gamma
|
| Multi-Input Support (PIP/PBP) |
No
|
| Ceiling Mountable |
Yes
|
| Rear Screen Projection |
Yes
|
| Built-In Speaker |
Yes (Mono)
|
| Speaker Power |
15 W
|
| Projection Tilt Option |
Yes
|
| Inputs/Outputs |
2x HDMI 2.0 Audio, Video Input
1x RJ45 (HDBaseT) Audio, Control, Data, LAN, Remote, Service, Video 1x USB-A Power, Service Input/Output 1x 3-Pin DIN (VESA 3D Sync) Control, Data Output 1x DE-9/DB-9 (RS-232) Control Input |
| HDCP Support |
Yes: Version 2.2
|
| Media/Memory Card Slot |
No
|
| Mobile App Compatible |
No
|
| Wireless LAN / Wi-Fi |
No
|
| Bluetooth |
No
|
| Light Source |
Laser Phosphor
|
| Expected Lamp Life |
Low Brightness: 30,000 Hours
|
| Fan Noise |
Full Brightness: 34 dB
Low Brightness: 29 dB |
| Security |
Cable Lock Slot
Security Bar |
| Supported Languages |
Arabic
Czech Danish Dutch English Farsi Finnish French German Greek Hungarian Indonesian Italian Japanese Norwegian Polish Portuguese Romanian Russian Simplified Chinese Spanish Swedish Traditional Chinese Turkish Vietnamese |
| Input Power |
24 VDC at 10.41 A
100 to 240 VAC, 50 / 60 Hz |
| Power Consumption |
Medium Brightness: 255 W
Low Brightness: 180 W |
| Certifications |
EU, FCC, WEEE, cTUVus
|
| Operating Conditions |
32 to 104?F / 0 to 40?C at 10 to 85% Humidity
|
| Dimensions (W x H x D) |
12.9 x 3.3 x 12.9" / 327.0 x 85.0 x 327.8 mm
|
| Weight |
9.9 lb / 4.5 kg
|
| Package Weight |
15.31 lb
|
| Box Dimensions (LxWxH) |
19.1 x 17 x 7.9"
|
All product and company names are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them.














