ViewSonic PX748 4K Projector

Key Features

  • Model: PX748 4K
  • True 4K HDR visual experience
  • 4,000 ANSI Lumens offering bright images
  • Direct Big-screen streaming via USB Type-C
  • 4.2ms Ultra-Fast Input & 240Hz high refresh rate

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ViewSonic PX748 4K Home Projector

The ViewSonic PX748 4K is a 4,000 ANSI Lumens 4K home projector that shines in value and brightness and delivers pixel-perfect visuals in true 4K clarity with HDR/HLG support. You can experience a whole new level of gaming with 4.2ms Ultra-Fast Input, a 240Hz refresh rate, and USB Type-C connectivity for direct streaming from Nintendo Switch.
Set it up faster and easier than ever before with powerful warping, auto V keystone, H/V keystone, and 1.3x optical zoom, capable of creating a screen of up to 300” on any surface. Adding on to that is the LAN control capability compatible with home automation systems and 12V trigger output, making the PX748 4K a perfect addition to your smart home. The ViewSonic PX748-4K comes with a 1-year warranty and a 1-year lamp warranty.
ViewSonic PX748 4K Projector  
Native Resolution 3840×2160
DMD Type DC3
Brightness 4000 (ANSI Lumens)
Contrast Ratio with SuperEco Mode 12000:1
Display Color 1.07 Billion Colors
Light Source Type Lamp
Light Source Life (hours) with Normal Mode 4000
Light Source Life (hours) with SuperEco Mode 20000
Lamp Watt 240W
Lens F=1.94-2.12, f=12-15.6mm
Projection Offset 120%+/-6%
Throw Ratio 1.13-1.47
Optical Zoom 1.3x
Digital Zoom 0.8x-2.0x
Image Size 30″-300″
Throw Distance 0.75m~9.76m(100″@2.50m)
Keystone H: +/-40°, V: +/-40°
Lens Shift V. Range Up to 20% (Digital)
Lens Shift H. Range Up to 20% (Digital)
Audible Noise (Normal) 33dB
Audible Noise (Eco) 28dB
Input Lag 4.2ms
Resolution Support VGA (640 x 480) to 4K (3840 x 2160)
HDTV Compatibility 480i, 480p, 576i, 576p, 720p, 1080i, 1080p, 2160P
Horizontal Frequency 15K-135KHz
Vertical Scan Rate 23-240Hz
HDMI 2 (HDMI 2.0b, HDCP 1.4/2.2)
USB Type C 1 (5V/ 2A)
Audio-out (3.5mm) 1
Speaker 10W
USB Type A (Power) 1 (5V/ 1.5A)
12V Trigger (3.5mm) 1
RS232 (DB 9-pin male) 1
RJ45 (LAN control) 1
Power Supply Voltage 100-240V+/- 10%, 50/60Hz(AC in)
Power Consumption Normal: 310WStandby: <0.5W
Operating Temperature 0~40℃
Net Weight 2.8kg
Dimensions (WxDxH) with Adjustment Foot 312x222x108mm
OSD Language English, French, Spanish, Thai, Korean, German, Italian, Russian, Swedish, Dutch, Polish, Czech, T-Chinese, S-Chinese, Japanese, Turkish, Portuguese, Finnish, Indonesian, India, Arabic, Vietnamese, Greek, Total 23 languages
Standard Accessory
Power Cord 1
USB-C Cable 1
Remote Control 1(w/ backlit)
Optional Accessory
Lamp/Light Source RLC-127
Carry Bag PJ-CASE-008



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ViewSonic PX748-4K Projector Catalogue