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Black rectangular business projector with front lens and top controls

ViewSonic

ViewSonic PA503S 4000 Lumens SVGA Business Projector

SKU CH-0NVY-K1PT0 MPN PA503S

SVGA business projector delivering 4000 lumens brightness with 16 ms input latency, 1.1× optical zoom and vertical keystone correction

  • Cabinet ColorBlack
  • Brightness> 3500 lumens
  • Native Resolution800 x 600
  • Maximum Resolution800x600
  • Aspect Ratio4:3 Aspect Ratio
  • Contrast Ratio22000:1 Dynamic Contrast Ratio

Option SVGA

  • Bright images in lit rooms with 4000 lumens output
  • Low 16 ms latency gives smooth frame-by-frame action
  • Lamp lasts up to 15000 hours in SuperEco mode
  • Vertical keystone ±40° plus 1.1x zoom eases placement
  • HDMI and VGA inputs connect PCs, media players, mobiles

Purpose & Audience

The ViewSonic PA503S is a 4000 Lumens SVGA projector built for classrooms and meeting rooms that need bright, readable images in ambient light. Its native 800 x 600 resolution matches legacy 4:3 content and basic presentation slides. Buyers who need widescreen detail or cinema-grade colour accuracy should look elsewhere.

Build & Connectivity

The black cabinet houses a 1.1x optical zoom and vertical keystone correction up to 40 degrees, letting you centre the image without moving the unit. Inputs include HDMI, dual VGA with VGA output, composite video and audio in/out, covering most media players, PCs, Macs and mobile devices. A built-in speaker handles simple audio without external gear.

Upgrade Path

The projector replaces dimmer SVGA models or ageing lamp units that no longer reach 3500 lumens in normal mode. SuperEco mode drops brightness by up to 70 percent and stretches lamp life to 15000 hours, cutting replacement cost for high-usage sites. The jump is worthwhile when rooms stay lit and legacy 4:3 sources remain the primary content.

Highlights

  • Bright images in lit rooms with 4000 lumens output
  • Low 16 ms latency gives smooth frame-by-frame action
  • Lamp lasts up to 15000 hours in SuperEco mode
  • Vertical keystone ±40° plus 1.1x zoom eases placement
  • HDMI and VGA inputs connect PCs, media players, mobiles

Specifications

BrandViewSonic
ModelPA503S
Cabinet ColorBlack
Brightness> 3500 lumens
Native Resolution800 x 600
Maximum Resolution800x600
Aspect Ratio4:3 Aspect Ratio
Contrast Ratio22000:1 Dynamic Contrast Ratio
Display Size30 -300
Horizontal Refresh Rate15K - 102KHz
Vertical Refresh Rate23 - 120Hz
Throw Ratio1.96-2.15
Display Colors1.07 Billion
Throw Distance1.19-13.11
Keystone Correction+/-40° (Vertical)
Lamp Life15000
Input Video CompatibilityAnalog RGB, Digital
Built-in SpeakersYes
Panel-
Power Supply100 - 240V+/- 10%, 50/60Hz AC
Package ContentsPA503S projector, power cable, VGA cable, remote control, Quick Start Guide
Shipping weight3.23 kg
Package size363 × 300 × 185 mm

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Questions about this item

What HDMI version does the PA503S use and what resolution does it cap at?

The projector includes an HDMI input and its native resolution is 800 x 600, so any source signal is scaled to that limit.

How much space do I need behind the lens for a 100-inch image?

With a throw ratio of 1.96-2.15, a 100-inch diagonal image requires roughly 1.96 to 2.15 metres between lens and screen.

How do I get the 15,000-hour lamp life and what step is often missed?

Enable SuperEco mode in the menu; the step people miss is confirming the setting actually saves before exiting.

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