Powerful, Compact Color Printing with the Konica Minolta bizhub C451i
The Konica Minolta bizhub C451i is a powerful and intelligent A3 color multifunction printer designed for medium to large workgroups that need speed, quality, and control. With print speeds of up to 45 pages per minute in both color and black & white, and sharp resolution up to 1200 x 1200 dpi, it delivers stunning output with professional precision.
Featuring seamless mobile print support, robust security features including optional Bitdefender® antivirus, and a responsive 10.1-inch touchscreen, the bizhub C451i offers productivity without compromise.
Efficient. Intelligent. Ready for business.
Smart functionality meets brilliant color.
KEY FEATURES & BENEFITS:

Intuitive Touchscreen Interface
The 10.1-inch color panel delivers a smooth and responsive tablet-like user experience with swipe, scroll, and tap functionality.

Eco-Conscious Operation
Eco-modes, low typical energy consumption, and intelligent sleep settings help reduce power use and operating costs.

Full-Function A3 Productivity
Offers print, copy, scan, and optional fax in a compact A3 footprint—ideal for high-volume teams.
High-Speed Color Output
Prints up to 45 ppm in both color and black & white for fast, professional results.

Flexible Connectivity & Mobile Print
Supports AirPrint, Mopria, and Konica Minolta Mobile Print for easy wireless output from smartphones and tablets.
Advanced Security Suite
Secure print, user authentication, data encryption, and optional Bitdefender® antivirus help protect sensitive business data.
OTHER FEATURES:
- Printing Productivity: Up to 45 ppm (Color & B&W)
- Media Support: A6 to SRA3, custom sizes, and banners up to 1,200 mm
- Security: Secure Print, User Authentication, Function Lock, optional Bitdefender anti-virus
- Warm-Up Time: Approx. 12 seconds
- First Print Out Time: Approx. 3.8 sec (B&W), 5.0 sec (Color)
- Standard Paper Input Capacity: 1,150 sheets (trays + bypass)
- Maximum Paper Input Capacity: Expandable to 6,650 sheets with options
- Paper Weight Support: Trays: 52–256 gsm; Bypass: up to 300 gsm
- Automatic Duplexing: Standard, supports 52–256 gsm
- Standard Memory: 8 GB + 256 GB SSD
- Dimensions (W x D x H): 615 x 688 x 961 mm
- Weight: Approx. 100 kg
- Power Consumption: Max. 1.58 kW
- Processor: Quad Core CPU (1.6 GHz)
- Network Protocols: TCP/IP (IPv4/IPv6), SSL/TLS, IPsec, SNMPv3, 802.1x
- Printer Languages: PCL 6, PostScript 3 (emulation), XPS
- Interfaces: Ethernet 10/100/1000 Base-T, USB 2.0/3.0, Wi-Fi (optional)
- OS Support: Windows 10/11, Windows Server 2012–2022, macOS 10.13 or later, Linux
FUNCTIONALITIES:
Print:
- 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
- Universal Printer Driver: One driver to install, manage and maintain
Copy:
- Blank page removal: Automatic deletion of blank pages e.g. when copying mixed simplex and duplex documents
- New User Interface: Light, simple and modern UI is easy to use
- Quick access to settings: With most used settings visible at first sight, select them with one click, drop down or pop up menu
Scan:
- Blank page removal: Automatic deletion of blank pages e.g. when scanning mixed simplex and duplex documents
- Dual scan document feeder: DSDF with standard double feed detection helps to perfom scan jobs quicker
- 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
Box:
- 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.
- Online access: User box file access via web browser or box operator utility
- Personal, Group and Public: User access definition for different boxes
- Sharing: Copying of documents from user box to user box
Fax:
- 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
Green:
- 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
Security:
- 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
Finishing:
- Corner stapling, Corner stapling (offline), Two-point stapling, Two-hole punching, Four-hole punching, Duplex, Combined mixplex/mixmedia, Half-fold, Sheet insertion, Letterfold, Booklet, Offset sorting, Z-fold, Banner printing