bizhub C251i

Simple, Connected and Safe. Discover the bizhub i-Series!

  • 25/25 ppm in colour and black & white
  • Paper formats: A6-SRA3, custom formats and banner format up to 1.2 metres length
  • 10.1-inch colour tablet-like touch panel with multi-touch support and newly redesigned User Interface for an intuitive and easy to use operation
  • Reduced environmental impact thanks to state-of-the-art technology ensuring competitively low energy consumption – which saves both energy and money
  • Highest data security with even greater protection against malicious activity and increased visibility of attempted cyberattacks

FUNCTIONALITIES

Carbon Copy print

Single page printing from multiple trays

Toner save mode

Helps save toner by reducing toner consumption e.g. for draft prints

Direct print

Driverless printing of PDF, XPS, DOCX, XLSX, PPTX, JPEG, TIFF, PS and PCL

Mobile Printing

Possibility to directly print documents from a mobile device

MyTab

Print driver customisation

Smart job queue

Unprintable jobs e.g. because of unavailable paper size (copy, print and fax) are bypassed by consecutive jobs

Card shot

Prints copies of the front and back of the original on the same page, e.g. for passport and other ID

Custom function bar

Up to 2 x 7 copy functions can be freely selected for the main copy screen

Job preview

Illustrates selected copy functions on screen

Blank page removal

Automatic deletion of blank pages e.g. when copying mixed simplex and duplex documents

Scan programs

Pre-setting of original, scan file and destination for regular scan jobs

Blank page removal

Automatic deletion of blank pages e.g. when scanning mixed simplex and duplex documents

Scan annotation

Stamping of e.g. date/time, filing number or custom text on scans for archiving purposes

Scan preview

Provides a real-time preview of scanned originals for checking before sending

Scan to url

Reduce the load on the company network by sending a simple url to the recipient instead of a big file

Scan-to-Me/Home

Direct scan to own email address (Me) or SMB folder (Home) based on Active Directory information

Auto deletion

Automatic deletion of files stored in a user box after a predefined period

Box function

Storing of print, copy, scan and fax jobs for recall to send and print – for frequently printed documents like brochures, forms, pricelists etc.

Personal, Group and Public

User access definition for different boxes

Sharing

Copying of documents from user box to user box

Fax forwarding

Forwarding of incoming fax documents by email or to SMB folder instead of printing

IP-Fax

Sending of fax messages via network between Konica Minolta MFPs; supports colour as well as black & white

PC-Fax

Direct fax transmission from the PC

Shared address book

The MFP-internal address book can be shared with the PC fax client

Tray selection

Choice of input tray / print media and output tray for easy visibility of incoming faxes

Air Packaging

With air cushions, the devices are better protected during transportation and the waste is drastically reduced.

Dynamic eco timer

Automatic analysis of working hours and adjustment of sleep mode timing

ECO meter

Counter for ECO related items e.g. power consumption

ECO print

Touch screen panel does not light up for printing out of sleep mode

ECO scan

Scanning of documents without warm-up of the print engine

Weekly timer

Sleep mode timer setting on day and date basis

Access rights

Function access rights can be granted on user level (up to 1,000 accounts on MFP)

Authentication

User access by password, user name + password, ID card or finger vein scanner

bizhub SECURE services

Securely set the MFP to make sure the company’s data is safe

Data encryption

Encryption of data stored on hard disk and password protection for hard disk access

Embedded Antivirus

End users can now follow the live status of the virus scanning on the display and can then also contact the IT administrator in case of doubt. Also, the administrator now receives more information about the virus including its type it is and, where it originated.

New data erasure tool

When the device is end of life, organizations do not have to worry about their data, as they can delete all data on the SSD (Solid State Drive) with the new data erasure tool “Secure Erase”. After erasure, the firmware of the device is deleted so that the device can no longer be started.

Password Attack Access

Authentication request is measured and in case of attack discovery, the server is notificated

Unauthorized Access

System administrator is alterted via SNMP trap in case of unauthorized access attempt and can block the access

Corner stapling, two-point stapling, two-hole punching, four-hole punching, Duplex, Combined mixplex/mixmedia, half-fold, sheet insertion, report, letter-fold, booklet, offset printing, banner printing

SPECIFICATIONS

System speed A4
Up to 25/25 ppm (mono/colour)
System speed A3
Up to 15/15 ppm (mono/colour)
Autoduplex speed A4
Up to 25/25 ppm 0
1st page out time A4
5.2/6.9 sec. 0
Warm-up time
Approx. 11 sec. (mono/colour)¹
Imaging technology
Laser
Toner technology
Simitri® V polymerised toner
Panel size/resolution
10.1″ / 1024 x 600
System memory
8,192 MB (standard/max)
System hard drive
256 GB SSD (standard) / 1 TB SSD (optional)
Interface
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 (optional)
Up to 100 originals; A6-A3; 35-163 g/m²; RADF or Dualscan ADF available
ADF double feed detection
Standard (with dualscan ADF)
Printable paper size
A6-SRA3; customized paper sizes; banner paper max. 1,200 x 297 mm
Printable paper weight
52-300 g/m²
Intelligent media sensor
Automatic paper weight and type detection (optional)
Paper input capacity
1,150 sheets / 6,650 sheets (standard/max)
Paper tray input (standard)
1x 500; A6-A3; custom sizes; 52-256 g/m²
1x 500; A5-SRA3; custom sizes; 52-256 g/m²
Paper tray input (optional)
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 tray (optional)
1x 3,000; A4; 52-256 g/m²
Manual bypass
150 pages; A6-SRA3; custom sizes; banner; 60-300 g/m²
Finishing modes (optional)
Offset; Group; Sort; Staple; Punch; Half-fold; Letter-fold; Booklet
Automatic duplexing
A6-SRA3; 52-256 g/m²
Output capacity
Up to 250 sheets / up to 3,300 sheets (standard/max)
Stapling output capacity
Max. 200 sets
Stapling
Max. 50 sheets or 48 sheets + 2 cover sheets (up to 209 g/m²)
Letter fold
Max. 3 sheets
Letter fold capacity
Max. 30 sets; unlimited (without tray)
Booklet
Max. 20 pages or 19 pages + 1 cover sheets (up to 209 g/m²)
Booklet output capacity
Max. 20 0; unlimited (without tray)
Duty cycle (monthly)
Rec. 16,000 pages; Max.² 130,000 pages
Toner lifetime
Black up to 28,000 pages
CMY up to 28,000 pages
Imaging unit lifetime
Black up to 170,000/1,000,000 pages (drum/developer)
CMY up to 65,000/1,000,000 pages (drum/developer)
Power consumption
220-240 V / 50/60 Hz; Less than 1.58 kW
System dimension (W x D x H)
615 x 688 x 779 mm (without options)
System weight
Approx. 84.0 kg (without options)
Print resolution
1,800 (equivalent) x 600 dpi; 1200 x 1200 dpi
Page description language
PCL 6 (XL3.0); PCL 5c; PostScript 3 (CPSI 3016); XPS
Operating systems
Windows 10 (32/64); Windows 11; Windows Server 2016; Windows Server 2019; Windows Server 2022; Windows Server 2025; macOS 10.14 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
Print controller
Embedded Fiery IC-420 v2
Controller CPU
Intel Celeron G4900T @ 2.9 GHz
Memory/HDD
4,096 MB / 500 GB
Page description language
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; Macintosh OS 10.14 – 12.1
Scan speed
Up to 100/100 ipm in simplex (mono/colour)
Up to 200/200 ipm in duplex (mono/colour)
Scan resolution
Up to 600 x 600 dpi
Scan modes
Scan-to-eMail (Scan-to-Me); Scan-to-SMB (Scan-to-Home); Scan-to-FTP; Scan-to-SFTP; 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; PDF/A 1a and 1b
optional: Searchable PDF; Searchable DOCX/PPTX/XLSX
Scan destinations
2,000 destinations + 100 groups; LDAP support
Copy resolution
600 x 600 dpi
Gradation
256 gradations
Multicopy
1-9,999
Original format
Max. A4
Magnification
25-400% steps 0.1% steps; Auto-zooming
Fax standard
Super G3 (optional)
Fax transmission
Analogue; i-Fax; Colour i-Fax; IP-Fax
Fax resolution
Up to 600 x 600 dpi
Fax compression
MH; MR; MMR; JBIG
Fax modem
Up to 33.6 Kbps
Fax destinations
2,000 single + 100 groups
Storable documents
up to 3,000 documents or 10,000 pages
Type of user boxes
Public; Personal (with password or authentication); Group (with authentication)
Type of system boxes
Secure print; Encrypted PDF print; Fax receipt; Fax polling
Security
ISO15408 Common Criteria; IP filtering and port blocking; TLS 1.2/1.3 secure network communication; IPsec support; IEEE 802.1x support; User authentication; Authentication log; Secure print; Kerberos; Hard drive overwrite; Hard drive data encryption (AES 256); Confidential fax; Print user data encryption
optional: Antivirus realtime scanning (Bitdefender®)
Accounting
Up to 1,000 user accounts; Active Directory support (user name + password + e-mail + smb folder); User function access definition; Authentication by mobile device (Android)
optional: Biometric authentication (finger vein scanner); ID card authentication (ID card reader); Authentication by mobile device (iOS)
Software
Data Administrator; Web Connection; HDD Backup Utility; Driver Packaging Utility; Log Management Utility; Font Management Utility; Download Manager

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