Optoma 4K400STx 4000 Lumens True 4K UHD Short Throw Classrooms and Meeting Projector
The Optoma 4K400STx delivers 3001-4000 | 4,000 lumens brightness with UHD 3840×2160 resolution, ideal for professional presentations in classrooms and meeting rooms. Features excellent contrast and extended lamp life.Overview
The Optoma 4K400STx is a high-brightness professional projector delivering 3001-4000 | 4,000 lumens and UHD 3840×2160 resolution. Designed for classrooms, boardrooms, and event venues where reliable image quality is essential, even in well-lit environments.
Key Features
- 3001-4000 | 4,000 lumens brightness for presentations in any lighting condition
- Native UHD 3840×2160 resolution with True 4K UHD support
- Contrast ratio 1000000:1 for vivid, detailed imagery
- Multiple HDMI and connectivity options for flexible installation
- Long lamp life for reduced maintenance costs
- HDR and HLG compatibility for modern content
Specifications
- Brightness: 3001-4000 | 4,000 lumens
- Native Resolution: UHD 3840×2160
- Contrast Ratio: 1000000:1
- Throw Ratio: 0.5:1
- Lamp Life: 4000 (Bright), 15000 (Dynamic), 10000 (Eco)
- Built-in Speaker: Yes
Why buy from Procure.ae
Procure.ae supplies professional projectors for business, education, and AV installations across UAE and GCC. We provide competitive pricing, technical support, and fast delivery. Request a quote for bulk orders or institutional pricing.
FAQ
What is the recommended room size?
See projector specifications for throw ratio and projection distance based on your desired screen size.
Is technical support available?
Yes, Procure.ae offers after-sales support for institutional and business customers.
Description
Overview
The Optoma 4K400STx is a high-brightness professional projector delivering 3001-4000 | 4,000 lumens and UHD 3840×2160 resolution. Designed for classrooms, boardrooms, and event venues where reliable image quality is essential, even in well-lit environments.
Key Features
- 3001-4000 | 4,000 lumens brightness for presentations in any lighting condition
- Native UHD 3840×2160 resolution with True 4K UHD support
- Contrast ratio 1000000:1 for vivid, detailed imagery
- Multiple HDMI and connectivity options for flexible installation
- Long lamp life for reduced maintenance costs
- HDR and HLG compatibility for modern content
Specifications
- Brightness: 3001-4000 | 4,000 lumens
- Native Resolution: UHD 3840×2160
- Contrast Ratio: 1000000:1
- Throw Ratio: 0.5:1
- Lamp Life: 4000 (Bright), 15000 (Dynamic), 10000 (Eco)
- Built-in Speaker: Yes
Why buy from Procure.ae
Procure.ae supplies professional projectors for business, education, and AV installations across UAE and GCC. We provide competitive pricing, technical support, and fast delivery. Request a quote for bulk orders or institutional pricing.
FAQ
What is the recommended room size?
See projector specifications for throw ratio and projection distance based on your desired screen size.
Is technical support available?
Yes, Procure.ae offers after-sales support for institutional and business customers.
Specifications
Brand
Optoma
Product Type
Short Throw Projector
Storefront L1
Projectors
Storefront L2
Projector Units
Storefront L3
Short Throw Projectors
Weight (Spec)
3.98
Color (Spec)
White
Aspect Ratio
4:3
Dimensions (W x D x H)
315 x 270 x 118 mm
Power Consumption
<0.5W (Standby) | 220W (min) | 320W (max)
Native Resolution
4K UHD (3840 x 2160)
Contrast Ratio
1000000:1
Bluetooth
No
Operating Temperature
0°C ~ 40°C, Max. Humidity 80%, Max. Altitude 2,500ft
Projection System
DLP
Lumens
3001-4000 | 4,000 lumens
Projection Size
0.93m ~ 7.63m (36.43" ~ 300.53") diagonal
Throw Ratio
0.5:1
Lamp Life
4000 (Bright), 15000 (Dynamic), 10000 (Eco)
Lamp Type
Lamp
Package Weight
4.68 kg
Built-In Speakers
YES
Keystone Correction
+/-40° Horizontal | Vertical
Projection Distance
0.4m - 3.3m
Input Modes
2 x HDMI 2.0
Audio Outputs
1 x Audio 3.5mm, 1 x S/PDIF, 1 x USB-A power 1.5A Control 1 x RS232, 1 x 12V trigger
Frequently Asked Questions
Why is a short-throw projector ideal for a classroom with limited ceiling height?
Short-throw projectors sit close to the screen or wall and still project a large image, requiring only a few feet of distance instead of 10+ meters. This is perfect for rooms with low ceilings or classrooms where a projector cannot be mounted far from the screen.
How does 4000 lumens brightness enable daytime classroom presentations?
High brightness (4000 lumens) overcomes ambient light from windows and overhead lights, allowing clear, vibrant images even when the classroom is not fully darkened. This is critical for schools that cannot control lighting or run back-to-back classes.
What does excellent contrast mean for displaying diagrams and charts in a meeting room?
Strong contrast makes text sharp, lines distinct, and colors pop—details that matter when presenting detailed spreadsheets, technical drawings, or photos to a room full of stakeholders who need to read small text.
How does extended lamp life reduce the total cost of ownership for a school?
Longer-lasting lamps mean fewer replacements, lower maintenance costs, and reduced downtime. Over five years, a projector with extended lamp life can save thousands in replacement bulbs and labor.
Is the Optoma 4K400STx suitable for both teaching and distance learning setups?
Yes, the projector handles live presentations to classrooms and also works well in distance-learning studios, where it displays slides or video to cameras recording online lessons.
Can the 4K resolution display fine-print documents or detailed engineering diagrams?
Absolutely. UHD 3840x2160 resolution ensures that small text, schematics, and technical drawings remain legible and crisp even on large screens in front of entire classrooms.
What lead time should we expect for the Optoma 4K400STx in the UAE?
Procure.ae supplies projectors across the UAE and GCC based on availability. Request a quote to get a current delivery timeline for your location.
Does Procure.ae arrange installation and projection-system setup for classrooms?
Yes, installation support including mounting, lens focus, and initial calibration can be arranged. Discuss your classroom layout and requirements when placing your quote.
What is included with the Optoma 4K400STx projector?
The projector ships with a lamp, power cord, and standard accessories. Screens, lenses, ceiling mounts, and warranties are typically ordered separately; confirm your complete setup with Procure.ae.
What is the specific throw ratio (distance-to-image-size ratio) of the 4K400STx?
For exact throw ratio and compatible screen sizes, contact Procure.ae. This specification is critical for determining the right placement and screen size for your classroom.
Is the Optoma 4K400STx backed by a warranty?
Yes, Optoma provides a limited warranty on this projector. Specific coverage, lamp warranty, and extended-service options are available through Procure.ae.
Reviews