HP Indigo 3550 Digital Press

HP Indigo 3550
Digital Press
An entry-level offset-matching
digital sheetfed press
Launch into digital printing services at a low initial
The HP Indigo 3550 Digital Press offers HP Indigo’s offset-matching print quality and versatility
at a low initial investment, making it the ideal solution for launching digital production. The press
delivers a wide application range, with solid productivity and an ability to print with true spot inks
for corporate brand color matching.
Maximize production flexibility
The HP Indigo 3550 Digital Press integrates easily within existing environments, complementing
conventional printing and expanding service options with on-demand delivery that requires no
minimum. It produces 68 pages per minute in full color and 136 ppm in 2 colors or monochrome,
regardless of media type. Using Enhanced Productivity Mode (EPM), the press can also print color
jobs 33% faster at 90 ppm.
The leader in print quality and color
Enabled by HP Indigo’s liquid ElectroInk technology and unique digital offset process, HP Indigo
prints are of the highest quality. They match or even exceed offset, allowing them to be used
interchangeably. The HP Indigo 3550 Digital Press provides:
• Up to 5 ink stations, allowing use of spot colors
• ElectroInk and the Indigo process, delivering a very thin ink layer for uniform gloss between ink
and substrate
• True spot colors, mixed off press, for outstanding Pantone-approved solids
Fast return on investment
An attractively priced solution to get started in digital printing, HP Indigo 3550 Digital Press owners
enjoy low operating costs, reliability, and flexible pricing plans.
Wide substrate range
The press supports the widest in-class substrate range, including coated, uncoated, specialty
media, and thick substrates up to 16 pt.
Enhancement package
An optional enhancement package provides high-speed monochrome printing and larger image
size. This increases printing speed capabilities to 272 monochrome 8.5 x 11 inch pages per minute
(1/0) and image size up to 12.48 x 17.7 inches.
Entry-level press with
high print quality
High print quality with color flexibility
Producing high-quality jobs that satisfy branding requirements, the press enables PSPs to meet
the tightest deadlines and offer clients cost-effective, on-demand runs.
Accurate spot colors. PANTONE-licensed HP IndiChrome Ink Mixing System off-press for achieving
up to 97% of the PANTONE® color range using CMYK as well as orange, violet, rhodamine red,
green, reflex blue, bright yellow, and transparent.
Pantone on-press. HP Professional Pantone Emulation Technology using CMYK on-press.
High consistency. High color accuracy and consistency between sheets and jobs, and day-to-day.
Easy operation and maintenance
Designed for easy operation and maintenance, the press makes it easy to start offering digital
printing services.
Continuous printing. Load/unload while printing, proof while printing.
Feed multiple substrate types. Two drawers enable continuous feeding, including of multiple
Fast color changeovers. Easy “on-the-fly” spot color replacement system.
Easy paper handling. Adjustment-free, minimum-touch paper handling.
Built-in print server. Easy-to-use HP SmartStream Onboard Print Server.
High uptime. HP Indigo Print Care helps maintain high uptime with remote
or self-guided troubleshooting.
To learn more, visit
or hp.com/go/hpindigo3550
Lower your carbon footprint by shifting production from conventional processes to digital,
on-demand technology, and pass on these benefits to customers.
No make-ready. Cut waste from the production process and the supply chain.
Reduce industrial byproducts. Oil Recycling System allows less oil consumption and reduces
waste disposal costs.
Takeback program. A recycling and takeback program as part of HP Indigo’s environmental
responsibility helps reduce environmental impact (may vary by countries).
Eco-friendly substrates. The HP Indigo 3550 Digital Press supports many recycled and ecocertified papers.
Use HP SmartStream products and partner solutions
with the HP Indigo 3550 Digital Press to improve
production efficiency and support digital growth.
To learn more visit hp.com/go/smartstream
1. Feeder
2. High-speed laser writing head
3. Scorotron charging units
4. Photo Imaging Plate (PIP)
5. Binary Ink Developers (BIDs)
6. Blanket
7. Impression cylinder
8. Perfector
9. Ink cabinet
10. Proof tray
11. Stacker
Technical specifications
Printing speed
68 four-color 8.5 x 11 in pages per minute (two-up); 136 two-color 8.5 x 11 in pages per minute (two-up)
Image resolution
812 dpi at 8 bit, addressability: 2438 x 2438 dpi HDI (High Definition Imaging)
Line screens
144, 160, 175, 180, 230 lpi
Sheet size
13 x 19 in maximum
Image size
12.12 x 17.7 in maximum
Paper weight*
Coated: 55 lb text to 130 lb cover; Uncoated: 40 lb text to 120 lb cover.; Thickness: 3 to 16 pt
Two drawers with 7 in depth each (1800 sheets of 80 lb text)
A total of 3600 sheets of 80 lb text
Both paper drawers support the full range of substrates
Main stacking tray with 23.6 in stack height supporting offset jogging (6100 sheets of 80 lb text)
Proof tray with 2.36 in stack height (600 sheets of 80 lb text)
Print server (DFE)
HP SmartStream Onboard Print Server
Press dimensions
Length: 155.5 in; Width: 89.8 in; Height: 81.7 in
Press weight
5800 lb
HP Indigo ElectroInks
Standard 4-color printing
Cyan, magenta, yellow, and black
HP IndiChrome off-press spot inks
HP IndiChrome Ink Mixing System (IMS) for spot color creation using CMYK as well as orange, violet, green, reflex blue, rhodamine red,
bright yellow, and transparent
PANTONE® colors
HP Professional PANTONE Emulation Technology using CMYK on-press;
HP IndiChrome off-press (IMS) for achieving up to 97% of the PANTONE® color range
Expanded color capabilities
5th ink station
HP IndiChrome Ink Mixing System
Enhanced Productivity Mode (EPM)
Increases printing speed to 90 ppm using 3 colors
Enhancement package
Increases printing speed to 272 monochrome 8.5 x 11 in pages per minute and larger image size of 12.48 x 17.7 in
*Media characteristics vary. If the media you are about to use is not listed in the Media Locator, HP cannot guarantee performance and we recommend that you test it prior to use.
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© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice. The only warranties for
HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as
constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein.
PANTONE® and other Pantone, Inc. trademarks are the property of Pantone, Inc.
4AA3-8598ENW, September 2013.
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