Optoma ZH521 Full HD laser projector
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The Optoma ZH521 is a 5,500-lumen Full HD 1080p laser projector engineered for 24/7 reliability in business or education spaces. This compact, maintenance-free laser solution features a 30,000-hour lifespan, 1.3x optical zoom, smart control, and centralised IT management via Optoma Management Suite (OMS™) to support sustainable and efficient operation.
- 5,500-lumen brightness – clear projection for spaces with ambient light
- 30,000h laser life – DuraCore laser ensures long-term reliability and low running cost
- 1.3x optical zoom and geometric correction for versatile mounting
- Sustainable design – 50% recycled metal and PCR materials
- Optoma Management Suite (OMS™) – centralised monitoring and control across multiple devices
Clear images in ambient light
With 5,500 lumens of brightness, this projector delivers sharp and readable visuals even in ambient light, making it ideal for meetings, classrooms and commercial spaces.
Reliable for long-term use with DuraCore laser
Optoma DuraCore laser technology delivers consistent brightness, vivid colours and up to 30,000 hours of lamp-free operation. With instant on/off, reduced power consumption and no lamp replacements, it offers a lower total cost of ownership.
Flexible setup for any space
With ±30° keystone correction, four-corner adjustment, 1.3x zoom and support for 360-degree or portrait projection, the ZH521 installs flexibly in any room. Over-the-air firmware updates keep it current without USB drives.
Display/image
| Display technology | DLP® |
| Resolution | 1080p Full HD (1920x1080) |
| Brightness | 5,500 lumens |
| Contrast ratio | 300,000:1 |
| Contrast ratio (dynamic) | 2,000,000:1 |
| Native aspect ratio | 16:9 |
| Aspect ratio - compatible | 4:3, 16:9, 16:10, Full, Squeeze, Native |
| Keystone correction - horizontal | ±30° |
| Keystone correction - vertical | ±30° |
| Horizontal scan rate | 15 ~ 135KHz |
| Vertical scan rate | 24 ~ 120Hz |
| Uniformity | 75% |
| Screen size | 30" ~ 306" diagonal |
Lamp info
| Light source type | Laser |
| LASER life | 30,000 hours (Eco mode) |
Optical
| Throw ratio | 1.13:1 ~ 1.47:1 |
| Projection distance (m) | 1m ~ 10m |
| Zoom | 1.3x |
| Zoom type | Manual |
| Focal length (mm) | 16.90 ~ 21.60 |
| Native offset | 116% ±5% |
Connectivity
| Connections |
|
General
| Noise level | 29dB(A) |
| PC compatibility | VGA, SVGA, XGA, 720p, WXGA, SXGA, SXGA+, UXGA, 1080p, WUXGA |
| 2D compatibility | NTSC, PAL, SECAM, SDTV, HDTV, UHD |
| 3D compatibility | All HDMI 1.4a mandatory 3D formats (frame pack, side-by-side, top-bottom) |
| Input lag | 4K/60Hz: 16.7ms; 1080p/60Hz: 16.7ms; 1080p/120Hz: 8.6ms |
| Security | Security bar, Kensington Lock, Password protected interface |
| OSD / display languages | 27 languages |
| 24/7 operation | Yes |
| 360° operation | Yes |
| LAN control | Yes |
| Operating conditions | 0°C ~ 40°C, Max. Humidity 80% non-condensing |
| Speaker | 1 x 15W |
| In the box | AC power cord Remote control Quick start user manual |
Power
| Power supply | AC 100V ~ 240V, 50-60Hz |
| Power consumption (standby) | ≤0.5W |
| Power consumption (eco) | 147W @ 220VAC |
| Power consumption (bright) | 205W @ 220VAC |
Weight and dimensions
| Dimensions (W x D x H) mm | 216 x 274 x 108.5 (114 with feet) |
| Gross weight | 4.3 kg |
| Net weight | 2.9 kg |
Caring for your Speakers and Amplifiers
To Keep your equipment safe these are some best practices to note. Please be advised that this is only to reduce the risk of misuse and is not an exhaustive list.
Speakers
- Speaker terminals are marked red and black, ensure your amplifier to the speakers are wired on the same colours
- Ensure no loose speaker wire from the red touches a loose wire from the black as this will lead to a short circuit and damage either the speaker, the amplifier or both.
- Not all speakers are designed to play at max volume, kindly consider the pairing of your amplifier and speakers
- Speaker cabinets cannot be replaced please handle with care.
AV & Stereo Amplifiers
- If your amplifier has HDMI ports, ensure all devices are off before plugging in the HDMI cable
- Turn off the amplifier before swoping out or adding speaker cable
- Amplifiers generate heat, place them in a well ventilated space. if possible avoid having anything on top of the unit.
- adding a surge protector can assist with power dips which are likely to damage your devices. Isotek and Furman are industry standard.
- Dusty environments can sometimes lead to accumulation of dust in the electronic components that might affect heat regulation
Shipping & Returns
- Free shipping on orders over R500 within the country.
- Standard delivery within 2–5 business days. Delays will be communicated. This might vary slightly depending on your location.
- Return items in original condition for a full refund. (unopened state)
- Returns that are open/unboxed will be subject to a handling fee. Refunds will only be processed after testing the unit.