Roland Soljet Ej-640 Large-Format Printer with Dual Dx-7 Print Heads

Meet the new EJ-640 large-format color printer. With dual staggered print heads and a rigid new industrial design, productivity and quality are built in.



  A busy, high-volume print shop needs a printer that can deliver quality output at high speeds. Meet the new EJ-640 large-format color printer. With dual staggered print heads and a rigid new industrial design, productivity and quality are built in. So are big-time savings. The EJ-640 runs with new Roland DG EJ INK that costs up to 35% less than the competition. The result? High-volume, low-maintenance printing and bold, exciting colors with higher profit margins.

1. Gain an Edge With the SOLJET® EJ-640 Large Format Digital Printer
2. Produce Rich, Vibrant, Durable Color for Less
3. Free Up More of Your Time.
4. Count On a Quick-Dry Finish
5. Watch Those Print Heads Last Longer
6.Enjoy Brilliantly Easy Production with New VersaWorks® Dual RIP
7. Quickly Find the ICC Profiles You Need
8. Print With Confidence, Even When You're Not There
9. Calibrate with X-Rite for Accurate Digital Display
10. Expect Legendary Roland Quality and Reliability

 Roland Printer



Printing technology Piezoelectric inkjet
Media Width 10.2 to 64 in. (259 to 1625 mm)
Thickness Maximum 39 mil (1.0 mm) with liner
Roll diameter Maximum 8.3 in (210 mm)
Roll weight 88 lbs (40 kg)
Core diameter *1 3 in (76.2 mm) or 2 in (50.8 mm)
Printing Width *2 Max. 63.6 in. (1615 mm)
Ink cartridges Type Roland DG EJ INK
Capacity 1,000-cc cartridge
Colors CMYKLcLmLk
Print resolution Dots per in Maximum 1,440 dpi


Print Modes Resolution Pass Speed
Max Speed (Banner) 360x360 1 1098 ft2/h (102 m2/h)
Billboard (Banner) 540x360 2 678 ft2/h (63 m2/h)
High Speed (Banner) 540x360 4 334 ft2/h (31 m2/h)
Standard (Banner) 720x720 5 258 ft2/h (24 m2/hr)
High Quality (Banner) 720x1440 9 140 ft2/h (13 m2/h)
High Speed (Vinyl) 360x720 4 323 ft2/h (30 m2/h)
Standard (Vinyl) 720x720 6 215 ft2/h (20 m2/hr)
720x720 8 161 ft2/h (15 m2/h)
High Quality (Vinyl)  720x1440 12  108 ft2/h (10m2/h)
High Speed (Banner) 540x360 8 172 ft/2/h (16 m2/h)
Standard (Banner) 720x720 10 129 ft2/h (12 m2/h)
High Quality (Banner) 720x1440 18 65 ft2/h (6 m2/h)
High Speed (Vinyl) 360x720 8 161 ft2/h (15 m2/h)
Standard (Vinyl) 720x720 12 108 ft2/h (10m2/h)
High Quality (Vinyl) 720x1440 20 59 ft2/h ( 5.5 m2/h)
Distance accuracy *3 *4

Error of less than ±0.3% of distance 

traveled, or ±0.3 mm, 

whichever is greater

Media heating system *5 Print heater

Setting range for the preset


30 to 45ºC (86 to 112ºF)


Setting range for the preset 


30 to 55ºC (86 to 131ºF)


Ethernet (10BASE-T/

100BASE-TX, automatic


Power-saving function Automatic sleep feature
Power requirements

AC 100 to 120 V ±10%, 11 A, 

50/60 Hz or

AC 220 to 240 V ±10%, 5.5 A, 

50/60 Hz

Power consumption During operation 1450 w
Sleep mode 75 w
Acoustic noise level During operation

Temperature: 15 to 32ºC 

(59 to 90ºF) [20ºC (68ºF) 

or more recommended], 

Humidity: 35 to 80%RH 

(no condensing)

During standby

Temperature: 5 to 40ºC

 (41 to 104ºF),

 humidity: 20 to 80%RH 

(no condensation)

Dimensions (with stand)

108in (2,750mm ) W x 

31in (785mm) D 

x 59.9in (1,520mm) H

Weight (with stand) 485 lb (220 kg)
Included items

Dedicated stands, power cord, 

media clamps, media holders, 

replacement blade for separating


Roland Printer


*1 The media holder of this machine is exclusively for media with a paper tube core inner diameter of 3 inches. To use a 2 inch media core, please use the optionally available media flanges.
*2 All speeds Bi-Directional. The length of printing is subject to the limitations of the program.
*3 Using Roland specified media, loaded correctly, temperature: 25 ºC (77ºF), humidity: 50 %RH, all pinch rollers are used, 25 mm or more for both right and left margins and 35 mm or more front margin, excluding expansion or contraction of the media. and all correction and adjustment functions of this machine have been made properly. Not assured when the print heater or dryer is used. 
*4 Using Roland specified media, print travel of 1m

*5 Warm-up is required after powerup. This may require 5 to 20 minutes, depending on the operating environment. The preset temperature may fail to be reached depending on the ambient temperature and media width.


Exceptional production capability, excellent imaging and unmatched reliability make the EJ-640 outstanding for vehicle graphics applications. Check out Roland Academy for information on our professional Born to Wrap™ workshops.


Roland Printer




With a 64” media width and high print speed mode options, the EJ-640 produces vibrant, colorful banners.


The EJ-640 delivers high color density and exceptional images and text that are last up to three years outdoors without lamination. Choose from a wide range of both coated and uncoated media, including backlit film.

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