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bizhub C551i Data Sheet
Customer Benefits
- Intuitive Operation: Operation concept like a smartphone or tablet with a fully customizable user interface. ?
- Mobile Connectivity: Print anytime, anywhere with Konica Minolta's innovative mobile technologies. ?
- Security: Secure network integration, data encryption, hard drive overwriting, and advanced user authentication. ?
- Application Ecosystem: Higher efficiency through Konica Minolta's comprehensive application portfolio. ?
- Productivity: Reliability and high-speed scanning and printing combined with powerful finishing functions. ?
- Sustainability: Numerous eco-friendly functions reduce energy consumption and costs. ?
Options
Enhanced Functions
- OCR Text Recognition (LK-105v4): Searchable PDFs and PPTX files.
- Barcode Printing (LK-106): License key for barcode printing.
- Unicode Fonts (LK-107): License key for Unicode printing.
- OCR A and B Fonts (LK-108): License key for OCR font printing (OCR-A/B).
- Document Conversion (LK-110v2): Generates various file formats including DOCX, XLSX, and PDF/A.
- ThinPrint® Client (LK-111): Data compression for reduced network load.
- Serverless Pull Printing (LK-114): Secure printing and Follow Me Print solution without requiring a server application.
- Trusted Platform Module Activation (LK-115v2): Protects data encryption and decryption.
- Antivirus (LK-116): Bitdefender® Antivirus enables real-time scanning of all incoming/outgoing data.
- FoIP Activation (LK-117): Fax over IP networks (T.38), Fax kit required.
Connectivity
- Fax Card (FK-514): Super G3 fax, digital fax functionality.
- WLAN Adapter (UK-221): WLAN and WLAN access point mode.
- USB Hostboard (EK-608): Interface for USB keyboard.
- USB Hostboard (EK-609): Interface for USB keyboard with Bluetooth.
- Fiery Controller (IC-420): Professional color print controller.
- Interface Kit for IC-420 (VI-516): Interface card for Fiery controller.
- Interface Board for IC-420 (UK-115): Interface board for Fiery controller.
- Biometric Authentication (AU-102): Finger vein scanner.
- ID Card Reader: Various card technologies.
- Mounting Kit (MK-735): Installation kit for ID card reader.
Miscellaneous
- Work Table (WT-506): Storage option for authentication systems.
- External Stapler (FS-P04): Offline stapling for 20 sheets.
- 10-Key Keypad (KP-102): For use instead of the touchscreen.
- Replacement SSD (EM-908): 1 TB SSD for additional storage space.
- Keyboard Holder (KH-102): For storing the USB keyboard.
- Air Purifier Unit (CU-102): Improves indoor air quality by reducing emissions.
Media Feeding
| Option | Description |
|---|---|
| 1 x Universal Cassette (PC-116) | 500 sheets, A5-A3, 52-256 g/m² |
| 2 x Universal Cassette (PC-216) | 2 x 500 sheets, A5-A3, 52-256 g/m² |
| Large Capacity Cassette (PC-416) | 2,500 sheets, A4, 52-256 g/m² |
| Large Capacity Cassette (PC-417) | 1,500 + 1,000 sheets, A5-A4, 52-256 g/m² |
| Large Capacity Cassette (LU-302) | 3,000 sheets, A4, 52-256 g/m² |
| Large Capacity Cassette (LU-207) | 2,500 sheets, A4-SRA3, 52-256 g/m² |
| Banner Tray (BT-C1e) | Tray for feeding banner paper. |
| Lower Cabinet (DK-516x) | Storage space for paper supply and consumables. |
Media Output
| Option | Description |
|---|---|
| Output Tray (OT-513) | Used as an output tray instead of a finisher. |
| Additional Tray (JS-508) | Separation of fax incoming and copies/prints. |
| Integrated Finisher (FS-533) | 50-sheet stapling, max. output: 500 sheets. |
| Mounting Kit (MK-607) | Required for installing FS-533. |
| Punch Unit for FS-533 (PK-519) | Electronically switchable 2-hole and 4-hole punching unit. |
| Staple Finisher (FS-539) | 50-sheet stapling, max. output 3,200 sheets. Stapling capacity 50 sheets, booklet finisher for 20 sheets, output capacity max. 2,200 sheets. |
| Booklet Finisher (FS-539SD) | (See Staple Finisher description for capacity) |
| Punch Unit for FS-539/SD (PK-524) | Electronically switchable 2-hole and 4-hole punching unit. |
| Staple Finisher (FS-540) | 100-sheet stapling, max. output 3,200 sheets. Stapling capacity 100 sheets, booklet finisher for 20 sheets, output capacity max. 2,700 sheets. |
| Booklet Finisher (FS-540SD) | (See Staple Finisher description for capacity) |
| Punch Unit for FS-540/SD (PK-526) | Electronically switchable 2-hole and 4-hole punching unit. |
| Connection Unit (RU-513) | Required for installing FS-539/SD or FS-540/SD. |
| Additional Tray for FS-540/SD (JS-602) | Separation of fax incoming and copies/prints. |
| Insert Unit for FS-540/SD (PI-507) | Cover sheet insertion, post-processing. |
| Z-Fold Unit for FS-540/SD (ZU-609) | Z-folding of A3 prints. |
Legend for Options
- Required Option: An option that must be installed.
- Option: A selectable option.
- Dependent Option: This option can only be installed together with the option listed above it.
Finishing Functions
The system supports a variety of finishing functions, including:
- Corner Stapling
- 2-Hole Stapling
- 2-Hole Punching
- 4-Hole Punching
- Duplex Printing
- Mixed Job Stacking / Mixplex / Mixmedia
- Half Fold
- Interleaving Sheet Insertion
- Wrap Fold
- Booklet Creation
- Offset Output
- Z-Fold
- Banner Printing
- Corner Stapling (Offline)
Technical Specifications
System Specifications
| Specification | Details |
|---|---|
| System Speed A4 | Up to 55/55 pages/minute (B/W/Color) |
| System Speed A3 | Up to 27/27 pages/minute (B/W/Color) |
| Autoduplex Speed A4 | Up to 55/55 pages/minute (B/W/Color) |
| First Copy/Print Output Time A4 | 3.3/4.3 sec. (B/W/Color) |
| Warm-up Time | Approx. 12/13 sec. (B/W/Color)¹ |
| Imaging Technology | Laser |
| Toner Technology | Simitri® V Polymerized Toner |
| Display/Resolution | 10.1" / 1024 x 600 |
| System Memory | 8,192 MB (Standard/Max) |
| Hard Drive | 256 GB SSD (Standard)/1 TB SSD (Optional) |
| Interfaces | 10/100/1,000-Base-T Ethernet, USB 2.0, Wi-Fi 802.11 b/g/n/ac (Optional) |
| Network Protocols | TCP/IP (IPv4/IPv6), SMB, LPD, IPP, SNMP, HTTP(S), Bonjour |
| Automatic Document Feeder (ADF) | Up to 300 originals, A6-A3, 35-210 g/m², Dual-Scan ADF |
| ADF Double Feed Detection | Standard |
| Paper Sizes | A6-SRA3, custom paper sizes, Banner paper, max. 1,200 x 297 mm |
| Paper Weights | 52-300 g/m² |
| Paper Input Capacity | 1,150 sheets / 6,650 sheets (Standard/Max) |
| Paper Cassettes (Standard) | 1x 500 sheets, A6-A3, custom sizes, 52-256 g/m² |
| Paper Cassettes (Optional) | 1x 500 sheets, A5-SRA3, custom sizes, 52-256 g/m² 1x 500 sheets, A5-A3, 52-256 g/m² 2x 500 sheets, A5-A3, 52-256 g/m² 1x 2,500 sheets, A4, 52-256 g/m² 1x 1,500 + 1x 1,000 sheets, A5-A4, 52-256 g/m² |
| Large Capacity Cassette (Optional) | 1x 3,000 sheets, A4, 52-256 g/m² 1x 2,500 sheets, A4-SRA3, custom sizes, 52-256 g/m² |
| Stack Bypass | 150 sheets, A6-SRA3, custom sizes, Banner, 60-300 g/m² |
| Finishing (Optional) | Offset, Group, Sort, Staple, Staple (offline), Punch, Half Fold, Wrap Fold, Booklet, Insert, Z-Fold |
| Automatic Duplex Print | A6-SRA3, 52-256 g/m² |
| Stapling Output Capacity | Up to 250 sheets / up to 3,300 sheets (Standard/Max) |
| Stapling Output Capacity (Staple) | Max. 100 sheets or 98 sheets + 2 cover sheets (up to 300 g/m²) |
| Booklet Output Capacity (Booklet) | Max. 20 sets |
| Fold Unit | Max. 3 sheets |
| Fold Unit Capacity | Max. 50 sets, unlimited (without tray) |
| Booklet | Max. 20 sheets or 19 sheets + 1 cover sheet (max. 300 g/m²) |
| Booklet Output Capacity | Max. 35 sheets, unlimited (without tray) |
| Monthly Volume (Recommended/Max) | Rec.: 50,000 pages, Max: 200,000 pages |
| Toner Lifespan | Black: up to 28,000 pages; CMY: up to 28,000 pages |
| Drum Unit Lifespan | Black: up to 240,000/1,000,000 pages (Drum/Developer); CMY: up to 160,000/1,000,000 pages (Drum/Developer) |
| Power Consumption | 220-240 V / 50/60 Hz, less than 1.58 kW |
| Dimensions (WxDxH) | 615 x 688 x 961 mm (without options) |
| Weight | Approx. 100.0 kg (without options) |
¹ Warm-up time may vary depending on operating environment and usage patterns.
Printing
| Specification | Details |
|---|---|
| Print Resolution | 1,800 (equivalent) x 600 dpi, 1200 x 1200 dpi |
| Page Description Languages | PCL 6 (XL 3.0), PCL 5c, PostScript 3 (CPSI 3016), XPS |
| Operating Systems | Windows 10 (32/64), Windows Server 2008 (32/64), Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019, Macintosh OS X 10.10 or later, Unix, Linux, Citrix |
| Printer Fonts | 80 PCL Latin; 137 PostScript 3 Emulation Latin; Barcode Fonts (optional); OCR A and B Fonts (optional); Unicode Fonts (optional) |
| Mobile Printing | AirPrint (iOS), Mopria (Android), Konica Minolta Mobile Print (iOS/Android), Optional: WiFi Direct |
Printing (Optional)
| Specification | Details |
|---|---|
| Print Controller | Integrated Fiery IC-420 |
| Controller CPU | AMD GX-424CC with 2.4 GHz |
| Memory/Hard Drive | 4,096 MB / 500 GB |
| Page Description Languages | Adobe PostScript 3 (CPSI 3020), PCL 6, PCL 5c |
| Operating Systems | Windows 7 (32/64); Windows 8.1 (32/64); Windows 10 (32/64); Windows 11; Windows Server 2022; macOS 10.14 or higher |
Scanning
| Specification | Details |
|---|---|
| Scan Speed | Up to 140/140 images/min. (Simplex) (B/W/Color); Up to 280/280 images/min. (Duplex) (B/W/Color) |
| Scan Resolution | Max. 600 x 600 dpi |
| Scan Functions | Scan-to-eMail (Scan-to-Me), Scan-to-SMB (Scan-to-Home), Scan-to-FTP, Scan-to-Box, Scan-to-USB, Scan-to-WebDAV, Scan-to-DPWS, Scan-to-URL, TWAIN Scan |
| File Formats | JPEG, TIFF, PDF, Compact PDF, Encrypted PDF, XPS, Compact XPS, PPTX; Optional: Searchable PDF, PDF/A 1a and 1b, searchable DOCX/PPTX/XLSX |
| Scan Addresses | Max. 2,000 destinations + 100 groups, LDAP support |
Copying
| Specification | Details |
|---|---|
| Copy Resolution | 600 x 600 dpi |
| Gradations | 256 gradations |
| Multi-copy | 1-9,999 |
| Original Format | Max. A3 |
| Zoom | 25-400%, in 0.1% steps, Auto-Zoom |
Fax
| Specification | Details |
|---|---|
| Fax Standard | Super G3 (optional) |
| Fax Transmission | Analog, i-Fax, Color i-Fax, IP-Fax |
| Fax Resolution | Max. 600 x 600 dpi |
| Fax Compression | MH, MR, MMR, JBIG |
| Fax Modem | Max. 33,600 bps |
| Fax Addresses | Max. 2,000 destinations + 100 groups |
In-boxes
| Specification | Details |
|---|---|
| Max. Document Storage | Up to 3,000 documents or 10,000 pages |
| In-box Type | Public, Personal (with password or authentication), Group (with authentication) |
| System Box Type | Secure Print, Encrypted PDF Print, Fax Reception, Fax Retrieval |
Miscellaneous
Security
ISO 15408 HCD-PP Common Criteria (in evaluation), IP filtering and port deactivation, SSL3 and TLS1.0/1.1/1.2 network communication, IPsec support, IEEE 802.1x support, User authentication, Authentication log, Secure printing, Kerberos, Hard disk overwrite, Hard disk data encryption (AES 256), Confidential fax reception, User print data encryption.
Optional: Real-time virus scans (Bitdefender®), Copy protection (copy lock, copy with password).
Cost Centers
Up to 1,000 user accounts, Active Directory support (Username + Password + E-Mail + SMB Folder), Assignment of user rights, Authentication via mobile system (Android).
Optional: Biometric authentication (finger vein scanner), ID card authentication (ID card reader), Authentication via mobile device (iOS).
Software
Data Administrator; Web Connection; HDD Backup Utility; Driver Packaging Utility; Log Management Utility; Font Management Utility; Download Manager
Notes
¹ The warm-up time may vary depending on the operating environment and usage patterns.
² If the maximum volume is reached within one year, a maintenance cycle is required.
All specifications refer to A4 paper with a weight of 80 g/m².
The support and availability of the listed specifications and functions depend on the operating system, applications, and network protocols, as well as the network and system configuration.
The specified expected lifespan of individual consumables is based on specific operating conditions such as page coverage for a specific page size (5% coverage on A4). The actual lifespan of individual consumables depends on usage and other print variables, including page coverage, page size, media type, continuous or intermittent printing, ambient temperature, and humidity.
Some product illustrations include optional accessories.
Specifications and accessories are based on information available at the time of printing and may be changed without prior notice.
Konica Minolta does not guarantee that the specified specifications are error-free.
All brands and product names may be registered trademarks or trademarks of their respective owners and are hereby acknowledged.
