Optoma UHD51A 4K UHD Smart Home Theater Projector with HDR10 and Alexa Compatibility

Product Description

The Optoma UHD51A is a 4K UHD smart home theater projector designed for immersive entertainment, cinematic image quality, and flexible multimedia streaming. Featuring native 3840 x 2160 resolution, HDR10 compatibility, Texas Instruments DLP technology, and support for REC.709 and DCI-P3 color gamuts, this projector delivers detailed visuals with enhanced color performance for movies, gaming, and streaming content.

With built-in smart functionality including Amazon Alexa compatibility, wireless screen mirroring, USB media playback, and multimedia streaming support, the UHD51A combines premium home theater performance with modern convenience. Its RGBRGB color wheel, dynamic contrast enhancement, and support for large projection sizes up to 302 inches help create a cinematic viewing experience in dedicated theater rooms and living spaces.

Key Features

• Native 4K UHD Resolution: Delivers detailed 3840 x 2160 image quality for movies, gaming, and streaming entertainment.
• HDR10 Compatibility: Supports HDR content for improved contrast and enhanced visual depth.
• Texas Instruments DLP Technology: Uses a single 0.47" 4K UHD DMD DLP chip for sharp image reproduction.
• RGBRGB 6-Segment Color Wheel: Helps improve color accuracy and cinematic color performance.
• Smart Streaming Features: Includes wireless screen mirroring, multimedia playback, and USB media support.
• Amazon Alexa Compatibility: Supports voice-enabled smart home integration.
• Large Projection Capability: Supports image sizes from 34.1" up to 302.4".
• Flexible Installation Options: Supports front, rear, ceiling, and tabletop projection setups.
• Built-In Stereo Speakers: Integrated dual 5W speakers provide convenient standalone audio playback.

Real Benefits

• Cinematic Home Theater Experience: Native 4K UHD resolution and HDR support help deliver immersive movie viewing.
• Enhanced Color Performance: REC.709 and DCI-P3 color gamut support improves color richness and visual accuracy.
• Smart Entertainment Convenience: Wireless streaming and USB media playback simplify access to content.
• Flexible Room Placement: Adjustable throw ratio, zoom support, and multiple projection methods allow easier installation.
• Long Lamp Life Options: Dynamic lamp mode supports up to 15,000 hours of operation for extended use.
• Multi-Format Compatibility: Supports 4K UHD, Full HD, HDR sources, and multiple multimedia formats.

Ideal Applications

• Home theater rooms
• 4K movie streaming
• Gaming entertainment
• Sports viewing
• Smart home entertainment systems
• Large-screen living room projection
• Ceiling-mounted theater installations

• Brand: Optoma
• Model: UHD51A
• Display Technology: Single 0.47" 4K UHD DMD DLP
• DLP Chip Technology: Texas Instruments
• Native Resolution: 3840 x 2160 @ 60Hz
• Maximum Resolution: 4096 x 2160 @ 60Hz
• Brightness: 2,400 ANSI Lumens
• Contrast Ratio: Up to 500,000:1 with Dynamic Black
• Color Wheel: RGBRGB 6-Segment
• Color Gamut Support: REC.709 / DCI-P3
• HDR Support: HDR10 Compatible REC.2020
• Aspect Ratio: 16:9 Native
• Supported Aspect Ratios: 4:3, LBX
• Video Processing: UltraDetail Image Enhancement Technology
• 4K UHD Upscaling Support: Yes
• Projection Method: Front, Rear, Ceiling, Tabletop
• Throw Ratio: 1.21 - 1.59:1
• Projection Distance: 2.9 ft - 34.89 ft
• Image Size Range: 34.1" - 302.4"
• Recommended Image Size: 34.1" - 140"
• Vertical Lens Shift: 15% Offset
• Uniformity: 80%
• Offset: 100%
• Lens Type: Manual Focus
• Lens Aperture: F/2.5 - 3.26
• Focal Length: 20.91 - 32.62 mm
• Optical Zoom: 1.3x
• Digital Zoom: 0.8x - 2.0x
• Built-In Speakers: Yes
• Speaker Configuration: Stereo
• Speaker Output: 2 x 5W
• Lamp Type: Standard Lamp
• Lamp Life Bright Mode: Up to 4,000 Hours
• Lamp Life Eco Mode: Up to 10,000 Hours
• Lamp Life Dynamic Mode: Up to 15,000 Hours
• Noise Level: 28 dB Bright / 25 dB Eco
• Amazon Alexa Compatibility: Yes
• Wireless Screen Mirroring: Yes
• HD Cast Pro Compatible: Yes
• USB Media Player Support: Yes
• PC-Free Document Viewer: Yes
• Office Document & PDF Playback: Supported via USB
• Multimedia Streaming Support: Yes
• PC & Mac Compatible: Yes
• 4K UHD Compatible: Yes
• Full HD 1080p Compatible: Yes
• HDR Source Compatible: Yes
• 3D Compatible: Yes
• 3D Formats Supported: Side-by-Side, Blu-ray 3D, Frame Packing, Over-Under
• USB Media Playback: Supported
• Supported Video Formats: MKV, MP4, AVI, MOV, HEVC, H.264
• Supported Audio Formats: MP3, AAC, WAV, FLAC
• Supported Image Formats: JPEG, BMP, GIF
• Power Supply: AC 100-240V, 50-60Hz
• Typical Power Consumption: 317W
• Maximum Power Consumption: 348W
• Operating Temperature: 41°F - 104°F
• High Altitude Mode Support: Yes
• Included Accessories: Full Function Remote Control

Does the Optoma UHD51A support true 4K resolution?

Yes. The projector features native 3840 x 2160 4K UHD resolution at 60Hz.

Is the Optoma UHD51A compatible with HDR content?

Yes. It supports HDR10 content and REC.2020 compatibility.

Can this projector be ceiling mounted?

Yes. The UHD51A supports front, rear, ceiling, and tabletop installation methods.

Does the projector support wireless streaming?

Yes. The projector includes wireless screen mirroring and multimedia streaming support.

What smart features are included?

The Optoma UHD51A supports Amazon Alexa compatibility, HD Cast Pro functionality, USB media playback, and PC-free document viewing.

SHIPPING

FREE SHIPPING within the 48 contiguous states in the USA only. Exclusions apply to orders shipping to APO/FPO addresses, Puerto Rico, Hawaii , Alaska and other U.S. territories.  Free shipping is standard shipping.  For all other shipping options please call for more details direct during Business hours Mon to Fri 10am to 5pm EST Tel: 1800 817 8795.

Freight Shipping for large items 
Large or heavy items, including most TVs, require freight shipping and generally take a little longer to be delivered, contact us for delivery estimates. 

Someone must receive the delivery. The freight carrier will contact you to schedule delivery to your door or the lobby area of your apartment or condo. Someone will have to be on hand to meet the driver and sign for the package. Freight deliveries are scheduled for Mon through Fri between 9AM and 5PM. 

What to expect from the delivery driver. This is a large, heavy item, so arrange to have someone else there to help you unpack and install your equipment. The delivery driver will not help you unpack or set up your new equipment, nor will he or she remove your old equipment or packaging. 

Keep all the product packaging. You'll need it if you have to return or move your item.

 Crawford’s Superstore - Return & Refund Policy

30-Day Satisfaction Guarantee

The quality of our professional electronics and your satisfaction is our priority. If you are dissatisfied with your purchase, you may return it to Crawford’s Superstore within 30 days of the delivery date, subject to the conditions and exclusions below.

1. How to Start a Return

To ensure a smooth and secure process, all returns require a Return Merchandise Authorization (RMA):

• Step 1: Contact our support team to request your RMA number. info@crawfordssuperstore.com
• Step 2: Secure all returns in the original manufacturer's packaging with all accessories and manuals. We strongly recommend double-boxing your return for safety.
• Step 3: A safely packaged and complete return is less likely to incur additional restocking fees.

2. Shipping Responsibility

• Cost: The buyer is responsible for all shipping costs associated with returning the item.
• Non-Refundable Costs: Original shipping costs are non-refundable. If a refund is approved, the actual cost of the original shipping paid by the store to fulfill your order will be deducted from your final refund, even if the item was originally sold with "Free Shipping."
• Insurance Requirement: For returns valued over $75, you must use a trackable shipping service and purchase shipping insurance for the full value of the product. We are not liable for items lost or damaged during return transit.

3. Refunds & Restocking Fees

• Condition: Brand new, factory-sealed items may not incur a restocking fee, subject to inspection and verification upon return and at our sole discretion.
• Restocking Fee: A restocking fee of up to a maximum of 15% will be applied to "Change of Mind" returns or items returned with an opened box/signs of use to cover the diminished resale value.

4. Processing & Inspection

• Notification: Once your return is received, our team will inspect the item and notify you of the approval or rejection of your refund based on the condition and serial number verification.
• Timeline: Approved refunds are processed within 5–7 business days to the original method of payment. Please allow up to two billing cycles for the credit to appear on your statement.

5. Non-Returnable Items

The following items cannot be returned once the factory seal is broken or the item is used:

• Projectors & Projection Lamps: Non-returnable once unsealed or lamp hours have been used.
• Large Displays: Opened TVs and monitors 37" and larger (must remain factory sealed).
• Computers & Software: Opened computers or software (packaging must be unsealed).
• Custom Items: Custom cut-to-length audio or video cables.
• Missing Identifiers: Products with a missing/altered UPC code or serial number.

6. Serial Number Verification (Fraud Prevention)

We record all Serial Numbers for electronics before they ship. For any return to be accepted, the serial number on the returned unit must match our original shipping records. Units returned with mismatched serial numbers will be denied a refund and the incident will be handled as fraudulent activity.

7. Defective Items

If your product is deemed defective, we will provide a pre-paid shipping label and ship a Brand New replacement unit at no additional cost to you once the defect is verified.