Ricoh Image
Back

PJ HD5451 3,800-lumen standard projector

  • 1,920 x 1,080 pixels (1080p)
  • 6,000-hour lamp life (Eco)
  • 40–300-inch projection size
  • HDMI/MHL support

Get out the popcorn and enjoy high definition video in your office or classroom 

Turn any space into a home theatre with brilliant projection. The PJ HD5451 offers a choice of resolutions and connections for easy operation.

  1. More ways to connect
    Connect via HDMI ports, LAN connection, input ports for two computers as well audio-out connection for external speakers
  2. Share the details in high definition
    Industry-leading brightness puts everyone in the picture – even when it's an image up to 300 diagonal inches
  3. A presentation projector for any surface
    No need to worry about coloured walls or even blackboards with colour correction capabilities, and keystone correction to fix image distortion
  4. Easy to manage
    Connect the PJ HD5451 projector to your network to check for issues, confirm the time remaining on the lamp and even switch it off remotely

Convenience meets quality

Enjoy amazing quality video with an affordable price tag. Light enough that you can take it with you, the PJ HD5451 features a range of ports for easy connection, including your Blu‑ray player or laptop. Built in speakers deliver sound. Add the optional 3D glasses for a more realistic experience.


Specifications

Projector type
Standard
What's included

Cables
RGB cable 
Power cable

Remote control
Standard

Battery for remote control
AAA size included 

Carrier bag
Yes

Lens cap
Included

CD-ROM
User manual (PDF)

Physical dimensions (WxDxH)—mainframe
314.2 x 223.5 x 91.8 mm
Weight—mainframe
3.2 kg or less
Projection system
DLP
Contrast
1,800:1—Native Mode
8,000:1—High Contrast Mode
Brightness
3,800 lumens
Resolution
1,920 x 1,080 pixels (HD)
Light source life
3,000h/6,000h (Eco)
Lamp type
High-pressure mercury lamp
Lamp wattage
260 W
Lens focal length
f:15.98–21.42 mm
Lens aperture
F:2.5–2.93
Zoom type
Manual
Zoom ratio
1:36x
Uniformity
75%—standard, 65%—minimum
Focus method
Manual
Projection size
40–300 inches
Projection distance
1.3–7.2 m
Projection ratio
1.06–1.45
Tilt angle
6.5°—mechanical
Lens shift
Vertical—99–116.7%
Keystone correction
Vertical ±30° 
Horizontal ±30° 
Four corner adjustment
Supported
Input signals
NTSC, PAL, SECAM
3D support
Blu-ray 3D, DLP Link
Control system
PJ Link, Crestron, AMX Discovery
Speaker
Internal, 10 W, mono
Other supported features
AV mute (blank), freeze, resize (magnify), Wall Colour Mode, Natural Colour Enhancer (NCE)
Interfaces - standard

Computer IN
D-SUB 15 pin x 1

Composite video terminal
Yes

S-video terminal
Yes

Audio input terminal
Mini jack 3.5 mm x 2

Audio output terminal
Mini jack 3.5 mm x 1

Control terminal
RS-232C 9-pin x 1
Mini USB
RJ45 LAN 

Digital terminal
HDMI x 1
HDMI/MHL x 1

Kensington lock
Yes
Supported languages

Menu languages 
Japanese, English, German, French, Italian, Spanish, Portuguese, Simplified Chinese, Traditional Chinese, Swedish, Polish, Russian, Turkish, Dutch, Danish, Norwegian, Arabic, Indonesian, Thai

User manual languages
English, Arabic, Czech, Danish, Dutch, Finnish, French, German, Simplified Chinese, Traditional Chinese, Hungarian, Indonesian, Italian, Norwegian, Polish, Portuguese, Russian, Swedish, Thai, Turkish, Japanese

Quick Start Guide languages
English, German, French, Italian, Spanish, Portuguese, Japanese, Simplified Chinese, Arabic 

Power source
100–240 V, 50/60 Hz
Power consumption
338 W—Maximum
270 W—Eco Mode
0.5 W—Standby
Sound power level
37 dB or less—Standard Mode
31 dB or less—Eco Mode
Safety standards
IEC60950-1 (CB attestation)
TUV Bauart
BIS (India)
RPC (Taiwan)
Electromagnetic Compatibility (EMC) standards
Electromagnetic Interference (EMI) standards
EN55024 (CE Mark)
AS/NZS CISPR22 (RCM)
EN-55024:2010
EMC:CISPR32 (EN55032) 
Operating environment
Temperature 5–40ºC
Relative humidity up to 80%
Other environmental features
Eco Mode