NEC NP-UM351W

Brand	NEC · UM series ultra short throw
Type	Education
Status	Discontinued
Released	December 2014
Resolution	WXGA
Imaging technology	3LCD
Light source type	Lamp
ISO light output	3,500 lm
Throw ratio	0.36:1

A 3LCD lamp projector for classrooms and small meeting rooms with a 1280x800 panel and a rated 3,500 lumens. Its fixed ultra short throw lens fills a 58 to 110 inch screen from about 10 to 51 cm away, and it has two HDMI inputs (one with MHL), VGA, a microphone input, a 20 W mono speaker and RJ-45 network control.

Data sheet

Picture

Imaging technology	3LCD
Technology brand	3LCD
Chip / panel diagonal	0.59 in
Native aspect ratio	16:10
Native resolution	1280 × 800
Dynamic contrast	4,000:1
Dynamic light control	Dynamic iris
Bit depth / 'number of colours'	30 bit
Picture mode memories	7

Optics

Throw ratio	0.36:1
Throw reference point	Front
Projection distance table	58″: 0.11 m · 60″: 0.12 m · 70″: 0.2 m · 80″: 0.28 m · 90″: 0.35 m · 100″: 0.43 m · 110″: 0.51 m
Zoom type	Digital
Zoom ratio	1.4×
Focus	Manual
Fixed offset	81%
Focal length	4.78 mm
F-number	1.8
Interchangeable lens	No
Image size range	58–110 in
Vertical keystone	-10–10°
Horizontal keystone	-10–10°
Corner / warp correction	4pt

Light source

Light source type	Lamp
Light source detail	255 W AC lamp
Lamp wattage	255 W
Light source life	Eco: 6,000 h · Normal: 5,000 h · High bright: 3,800 h
Warm-up time	6 s
Cool-down time	0 s
ISO light output	3,500 lm ISO 21118 · [PRESET] mode set to HIGH-BRIGHT; ECO MODE OFF	ISO 21118 · [PRESET] mode set to HIGH-BRIGHT; ECO MODE OFF

Audio

Speaker power	20 W
Speaker count	1
Audio channels	Mono
Audio outputs	3.5 mm

Inputs, control & connectivity

Max input signal	1920 × 1200
HDMI port count	2
HDMI ports (feature-level)	HDMI 1/MHL: HDMI; HDMI 2: HDMI
Audio input terminals	3.5 mm, Rca, Mic
Horizontal scan frequency	15–100 kHz
Vertical scan frequency	50–120 Hz
VGA input	Yes
USB media playback	Yes
RS-232	Yes
LAN control	Yes
PJLink class	Class 1
Control ecosystem drivers	Crestron
Ethernet	Yes

Environment & power

Operating temperature	5–40°C
Operating humidity	20–80%RH
Altitude / high-altitude mode	2,600 m
High-altitude mode	Yes
Operating orientations	Table, Ceiling, Rear
Rated voltage	100–240 V
Rated frequency	50–60 Hz
Power consumption (max)	337 W
Power consumption by mode	Eco mode off: 324 W · Normal: 257 W · Eco: 214 W 200-240 V; at 100-130 V: 337 W (ECO MODE OFF), 265 W (NORMAL), 221 W (ECO)	200-240 V; at 100-130 V: 337 W (ECO MODE OFF), 265 W (NORMAL), 221 W (ECO)
Standby power	0.39 W STANDBY MODE NORMAL, 200-240 V; 0.22 W at 100-130 V	STANDBY MODE NORMAL, 200-240 V; 0.22 W at 100-130 V
Networked standby power	2.4 W NETWORK STANDBY, 200-240 V; 2.1 W at 100-130 V	NETWORK STANDBY, 200-240 V; 2.1 W at 100-130 V
Power supply	Internal
Fan noise (sound pressure)	Eco: 28 dB(A) · Normal: 29 dB(A) · High bright: 37 dB(A)

Physical & installation

Width	378 mm
Depth	428 mm
Height	112 mm
Weight	5.6 kg

Support & ownership

Warranty	🇪🇺 EU 3 yr
Light-source warranty	6 months, max. 1000 hrs
User manual	https://sharp-displays.jp.sharp/support/webdl/dl_service/data/manual/en/um351w/UM351W_manual_ENG_v3.pdf
Safety & market certifications	UL, FCC

In the box

Box contents	Remote, Vga cable, Power cord, Quick start guide, Manual cd, Wall mount kit, Security sticker
Remote type	IR

Tools

Throw calculator — How far from the screen the NP-UM351W needs to sit for a given image size, set to its 0.36:1 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.