Optoma ZH521

Brand	Optoma
Type	Business
Resolution	1080p
HDR formats	HDR10, HLG
Imaging technology	DLP
Light source	Laser (phosphor)
Brightness	5,500 lm ISO
Throw ratio	1.13–1.47:1
Input lag	1080p: 60 Hz 16.7 ms · 120 Hz 8.6 ms · 4K UHD: 60 Hz 16.7 ms

A 1080p single-chip DLP projector with a phosphor laser light source, rated at 5,500 ISO 21118 lumens. It has a 1.3x manual zoom with no lens shift, two HDMI 2.0 inputs, a dust-sealed optical engine and 360-degree and portrait installation, and is aimed at classrooms, meeting rooms and houses of worship.

Data sheet

Picture

White light output	5,500 lm ISO
Brightness uniformity	75%
Imaging technology	DLP
Native resolution	1080p (1920 × 1080)
Native aspect	16:9Derived
Dynamic contrast	3,000,000:1
HDR formats	HDR10, HLG
3D	Yes
3D formats	Frame packing, Side-by-side, Top-bottom

Light source

Light source	Laser (phosphor)
Emitter	Blue laser + phosphor
Light-source life	30,000 h eco

Optics

Throw ratio	1.13–1.47:1100″ · 2.50–3.25 m
Image size	30–306 in
Projection offset	116%
Zoom	Optical
Zoom ratio	1.3×Derived
Focal length	16.9–21.6 mm
Aperture (f-number)	2.43–2.78
Vertical keystone	30°
Horizontal keystone	30°
Corner correction	4-corner

Motion & gaming

Input lag

1080p: 60 Hz 16.7 ms · 120 Hz 8.6 ms · 4K UHD: 60 Hz 16.7 ms

Inputs & control

HDMI inputs	2 × HDMI 2.0
Other video inputs	VGA
Max input resolution	DCI 4K
Audio inputs	3.5 mm
Control ports	RS-232, 12 V trigger

Audio

Speaker power	15 W
Speakers	1
Audio outputs	3.5 mm
HDMI audio return	NoneDerived

Physical & installation

Dimensions (W × D × H)	274 × 216 × 114 mm
Weight	2,900 g
Orientations	Table, Ceiling, Rear, Portrait, 360°
Dust filter	None
Ingress protection	IP6X (light engine)
Sealed optical engine	Yes

Environment & power

Operating temperature	0–40°C
Altitude	2,500 m
Power draw	Max 210 W · Eco 147 W
Standby	Up to 0.5 W
Power supply	External adapter
Mains input	100–240 V · 50/60 Hz
Fan noise	Normal 35 dB(A) · Eco 29 dB(A)

Safety & support

Risk group	RG2
Marks	FCC
Warranty	🇺🇸 US 5 yr or 12,000 h Datasheet (en-US): "5 Years or 12,000H (whichever comes first)". ProjectorCentral also says 5 Years. Optoma's warranty page was not read.
User manual	region-resource.optoma.com

In the box

Power cord, Remote, Remote batteries, Quick start guide

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Other

Tools

Throw calculator — How far from the screen the ZH521 needs to sit for a given image size, set to its 1.13–1.47:1 lens.
Download spec as CSV — Every value on this data sheet with its unit and source, one row per spec.
Download spec as JSON — The same data from the open data API, with variants and identifiers.

Variants & identifiers

Use these to confirm a listing is this exact model. Any of them works at /p/{code}.

Variant	Region	Type	Code
Standard	🇺🇸 US	UPC	796435448455
Standard	🇺🇸 US	MPN	ZH521