Product Description
The Optoma ZK551 is a high-performance 4K UHD laser projector designed for professional clarity and reliability. Delivering 5,100 lumens of brightness, it excels in well-lit boardrooms and classrooms, producing sharp, vibrant images with a 3,000,000:1 contrast ratio. Its DuraCore laser source provides up to 30,000 hours of maintenance-free operation, ensuring long-term efficiency.
Installation is highly flexible thanks to a 1.6x manual zoom, vertical lens shift, and 360-degree orientation. With built-in Miracast for wireless sharing and IP6X dust resistance, the ZK551 is a robust, “set-and-forget” solution for organizations demanding premium visual quality and seamless connectivity in a compact form factor.
Brilliant 4K UHD Visual Experience
Experience breathtaking clarity with true UHD 4K resolution (3840 x 2160), delivering sharp, detailed images that elevate presentations, videos, and graphics. With an impressive brightness of 5100 ISO lumens, the ZK551 performs exceptionally well even in brightly lit environments, ensuring content remains vivid and easy to view without dimming the room lights.
Flexible Installation and Projection Versatility
Designed for maximum adaptability, the ZK551 features a 1.4 to 2.24:1 throw ratio, allowing it to fit a wide range of room sizes and installation setups. The addition of 1.6x optical zoom and vertical lens shift provides further flexibility in positioning the projector without compromising image quality.
The projector also supports 360° and portrait orientation, making it ideal for creative installations such as digital signage, projection mapping, or unconventional display angles.
Advanced Wireless Screen Sharing with Miracast
Sharing content has never been easier. With built-in Miracast support, users can wirelessly mirror their screens from compatible devices without needing a network connection. This enables seamless, peer-to-peer sharing of presentations, videos, and images across platforms including Windows, macOS, Android, and iOS.
This feature is particularly useful in meeting rooms and classrooms where quick and hassle-free collaboration is essential.
Please note: AirPlay and Chromecast require a Wi-Fi network connection, and Google Pixel devices do not support Wi-Fi Direct.
Long-Lasting DuraCore Laser Technology
At the heart of the ZK551 is Optoma’s advanced DuraCore laser technology, offering up to 30,000 hours of maintenance-free operation in eco mode. Unlike traditional lamp-based projectors, this laser system provides:
- Consistent brightness over time
- Instant on/off functionality
- Reduced maintenance costs
- Improved energy efficiency
This makes it a reliable and cost-effective solution for long-term use in business and educational environments.
Smart Control and Management
The ZK551 is built with integration and control in mind. It supports multiple control systems including RS-232, AMX, Crestron RoomView, and Extron IPLink, making it easy to incorporate into existing AV infrastructures.
With Optoma Management Suite (OMS), IT administrators gain full remote control over multiple projectors from a single platform. This includes:
- Scheduling power operations
- Adjusting display settings
- Monitoring device status
- Receiving real-time alerts
OMS ensures efficient management, minimizes downtime, and simplifies maintenance across large-scale deployments.
Precision Image Adjustment
Achieve perfectly aligned images with ±30° vertical and horizontal keystone correction, allowing quick adjustments even when the projector is not ideally positioned. This feature ensures a professional display without the need for complex installation adjustments.
Connectivity and Performance
Equipped with 2 x HDMI 2.0 inputs, the ZK551 supports high-quality digital video and audio transmission, making it compatible with modern devices such as laptops, media players, and conferencing systems.




















