Canon imageRUNNER C3125i

High quality colour A3 multifunction delivering value, efficiency and ease of use
Versatile end-to-end document solution for all your business needs

Customised workflows

One-touch solutions with personalised function buttons for optimised productivity and control of daily tasks

Mobile connectivity

Supporting agile working thru portable devices via advanced mobile connections

Reduced costs

Save time and money with centralised user management control and remote maintenance solutions

Assured security

Device authentication and document encryption improve secure data transfer

True versatility

Compact, easy to operate all-in-one device for use across a wide range of media

Cloud control

Maximise your investment with uniFLOW Online Express, our cloud-based print management solution.

New Model: Canon imageRUNNER C3226i

Product Enquiry


Product Description

Specifications of Canon imageRUNNER C3125i

Main Unit

Machine type
A3 Colour Laser Multifunctional
Core functions
Print, Copy, Scan, Send and Optional Fax

Canon Dual Custom Processor (Shared)

Control Panel
12.7 cm (5 inch) TFT LCD WVGA Colour Touch panel

Standard: 2.0GB RAM

Interface Connection
Standard: 1000BaseT/100Base-TX/10Base-T, Wireless LAN (IEEE802.11b/g/n)
Optional: NFC

Standard: USB 2.0 (Host) x 2,USB 2.0 (Device) x 1
Optional: Copy Control Interface
Paper Supply Capacity (A4, 80gsm)
Standard: 1,200 Sheets
100-sheets Multi-purpose tray x 1, 550-sheets Paper cassette x 2
Maximum: 2,300 Sheets (with Cassette Feeding Unit-AP1)
Paper Output Capacity (A4, 80gsm)
Standard: 250 Sheets
Maximum: 700 Sheets (with Inner Finisher-K1 and Copy Tray-J2)
Finishing capabilities
Standard model: Collate, Group
Finisher model (Inner Finisher-K1): Collate, Group, Offset, Staple, Eco Staple, Staple On Demand
Supported media types
Multi-purpose Tray:
Thin, Plain, Heavy*, Recycled, Coated*, Colour, Tracing, Bond, Transparency, Label, Pre-punched, Envelope

* SRA3 is unsupported for Coated (257-300gsm) and Heavy (257-300gsm) paper.

Paper Cassette (Upper/Lower Cassette):
Thin, Plain, Heavy, Recycled, Colour, Bond, Transparency, Pre-punched, Envelope*

*Lower Cassette: Envelope Feeder Attachment A is required.
Supported media sizes
Multi-purpose tray:

Standard size: SRA3, A3, A4, A4R, A5, A5R, A6R, B4, B5, B5R, Envelope [COM10 No.10, Monarch, ISO-C5, DL]
Custom size: 98.4 x 139.7 mm to 320.0 x 457.2 mm

Paper Cassette (Upper Cassette):

Standard size: A4, A5, A5R, A6R, B5
Custom size: 105.0 x 148.0 mm up to 297.0 x 215.9 mm
Envelope: ISO-C5

Paper Cassette (Lower Cassette):

Standard size: A3, A4, A4R, A5, A5R, A6R, B4, B5, B5R
Custom size: 105.0 x 148.0 mm up to 304.8 x 457.2 mm
Envelope: [COM10 No.10, Monarch, DL]*

*Envelope Feeder Attachment A is required.
Supported media weights
Multi-purpose tray: 52 to 300 gsm*

* SRA3 is unsupported for Coated (257-300gsm) and Heavy (257-300gsm) paper.

Paper Cassette (Upper/Lower Cassette): 52 to 220 gsm

Duplex: 52 to 220 gsm
Warm-up Time
From Power On: 19 Seconds or Less*

*Time from device power-on, until copy ready (not print reservation)

From Sleep Mode: 10 Seconds or Less

Dimensions (W x D x H)
565 x 664 x 880 mm

Installation Space (W x D)
1241 x 1217 mm

*with Cassette open + 100 mm gap around the main body
Approx. 67.3 kg without toner


Print Specifications

Print Speed (BW/CL)
Up to 25/25 ppm (A4, A5, A5R, A6R), Up to 15/15 ppm (A3), Up to 20/20 ppm (A4R)

Print Resolution (dpi)
600 x 600, 1,200 x 1,200

Page description languages
Standard: UFR II, PCL6
Optional: Adobe®PostScript®3TM
Direct Print
Supported file types: PDF, EPS, TIFF/JPEG, XPS*

*XPS is supported from LPR command print only.
Printing from mobile and cloud
AirPrint, Mopria, Google Cloud Print, Canon Business Print and uniFLOW Online
A range of software solutions is available to provide printing from mobile devices and cloud-based services depending on your requirements. Please contact your sales representative for further information.
PCL fonts: 93 Roman, 10 Bitmap fonts, 2 OCR fonts, Barcode fonts*
PS fonts: 136 Roman

* Barcode Printing Kit-D1 is required
Print Features
Secure Print, Header/Footer, Page Layout, Two-sided Printing, Mixed Paper Sizes/ Orientations, Toner Reduction, Poster Printing, Print Date

Operating System
UFRII: Windows®7/8.1/10/Server2008/Server2008 R2/Server2012/Server2012 R2/Server2016/Server2019, Mac OS X (10.10 or later)

PCL: Windows®7/8.1/10/Server2008/Server2008 R2/Server2012/Server2012 R2/Server2016/Server2019

PS: Windows®7/8.1/10/Server2008/Server2008 R2/Server2012/Server2012 R2/Server2016/Server2019, Mac OS X (10.10 or later)

PPD: Windows®7/8.1/10,MAC OS X (10.9 or later)

Please refer to
businessproduct-support for availability of print solutions
for other operating systems and environments including
AS/400, UNIX, Linux and Citrix.
Some of these solutions are chargeable.
As of November 2019.


Copy Specifications

Copy speed (BW/CL)
Up to 25/25 ppm (A4, A5, A5R, A6R), Up to 15/15 ppm (A3), Up to 20/20 ppm (A4R)

First-Copy-Out Time (A4) (BW/CL)
Approx. 5.9 / 8.2 seconds or less

Copy resolution (dpi)
600 x 600

Multiple Copies
Up to 999 copies

Copy Density
Automatic or Manual (9 Levels)

Variable zoom: 25% – 400% (1% Increments)
Preset reduction/enlargement: 25%, 50%, 70%, 100% (1:1) / 141%, 200%, 400%
Copy Features
Preset R/E Ratios by Area, Two-Sided, Density Adjustment, Original Type Selection, Book to Two Pages, Two-sided Original, Sort, N on 1, Different Size Originals, Sharpness, Erase Frame, Copy ID Card, Copy Passport, Colour Mode


Scan Specifications

Standard: Duplexing Automatic Document Feeder [2-sided to 2-sided (Automatic with DADF)]
Optional: Colour Platen (Platen Cover-Y2)
Document Feeder Paper Capacity (80 gsm)
100 Sheets

Acceptable Originals and weights
Platen: Sheet, Book, and 3-Dimensional objects

Document Feeder media weight:
1-sided scanning: 38 to 128 gsm (BW), 64 to 128 gsm (CL)
2-sided scanning: 50 to 128 gsm (BW), 64 to 128 gsm (CL)
Supported media sizes
Platen: max. scanning size: 297.0 x 431.8 mm

Document Feeder media size:
A3, A4, A4R, A5, A5R, B4, B5, B5R, B6
Custom size: 128.0 x 139.7 mm to 297.0 x 431.8 mm
Scan Speed (ipm: BW/CL, A4)
1-sided Scanning:
55/55 (300 x 300 dpi, send), 30/30 (600 x 600 dpi, copy),

2-sided Scanning:
27.5/27.5 (300 x 300 dpi, send), 15/15 (600 x 600 dpi, copy)
Scan Resolution (dpi)
1. Scan for Copy: up to 600 x 600
2. Scan for Send: (Push) up to 600 x 600, (Pull) up to 600 x 600
3. Scan for Fax: up to 600 x 600
Pull Scan Specifications
ScanGear MF. For both TWAIN and WIA
Supported OS: Windows® 7/8.1/10

Scan Method
Push Scan, Pull Scan, Scan to Network, Scan to memory media (USB Memory Key), Scan to cloud-based services (uniFLOW)


Send Specifications

Standard: E-mail/Internet FAX (SMTP), SMB, FTP
Optional: Super G3 FAX
Address book
LDAP (50)/Local (300)/Speed dial (281)

Send resolution (dpi)
Push: 300 x 300 (Email/SMB/FTP), 192 x 204 (IFAX)
Pull: 50 x 50, 75 x 75, 150 x 150, 200 x 200, 300 x 300, 400 x 400, 600 x 600
Communication protocol

File Format
Standard: TIFF, JPEG*, PDF (Compact, Searchable, Encrypted, Digital Signature)

*Single Page Only
Universal Send Features
Original Type Selection, Two-sided Original, Different-size Originals, Density Adjustment, Sharpness, File Name, Subject/Message, Reply-to, E-mail Priority, TX Report, Original Content Orientation


Fax Specifications

Maximum Number of Connection Lines

Modem Speed
Super G3: 33.6 kbps
G3: 14.4 kbps
Compression Method

Resolution (dpi)
400 x 400 (Ultra Fine), 200 x 400 (Super Fine), 200 x 200 (Fine/Photo), 200 x 100 (Normal)

Sending / Receiving Size
Sending: A3, A4, A4R, A5*2, A5R*2, B4, B5*1, B5R*2
Receiving: A3, A4, A4R, A5R, B4, B5, B5R

*1 Sent as B4
*2 Sent as A4
FAX memory
Up to 512 pages

Speed dials
Max. 281

Group dials/destinations
Max. 299 dials

Sequential broadcast
Max. 310 addresses

Memory backup

Fax Features
Direct Send, TX Report, Sequential Broadcasting


Security Specifications

Authentication and Access Control
Department ID Authentication (Department ID and PIN Login, Function Level Login), uniFLOW Online Express (PIN Login, Card Login, Card and PIN Login)
Document Security
Print Security (Secure Print, uniFLOW Secure Print*), Scan Security (Encrypted PDF, Device Signature PDF), Send Data Security (Restricted E-mail/File send functions, Confirming FAX number, Allow/Restrict Fax Driver Transmissions, Allow/Restrict Sending from History)

*Requires uniFLOW Online / uniFLOW
Network Security
IPSec, IEEE802.1X authentication, SNMPv3, Firewall Functionality (IP/MAC Address Filtering), Enabling/Disabling Remote UI, G3 FAX separation from LAN, USB Port separation from LAN

Device Security
Standard: Storage Initialize, Job Log Conceal Function, Protecting MFD Software Integrity

Device Management and Auditing
Standard: Administrator Password, Digital Certificate and Key Management, Security Policy Setting


Environmental Specifications

Operating Environment
Temperature: 10 to 30 ºC
Humidity: 20 to 80% RH (Relative Humidity)
Power Source
220-240V 50/60Hz 10A

Power Consumption
Maximum: Approx. 1,5 kW or Less
Average: Approx. 431.0 W (while printing/copying)
Standby: Approx. 34.3 W*1
Sleep mode: Approx. 2 W*2 , Approx. 1 W*3
*1 Reference value: measured one unit
*2 Wireless LAN power serve mode OFF
*3 Wireless LAN power serve mode ON,
*2,*3 Sleep mode is not available in all circumstances due to certain settings.

Typical Electricity Consumption (TEC) : 0.29 kW

* As per US ENERGY STAR Version 3.0
Noise levels (BW/CL)
Sound Power Level (LWA,m)

Active (BW): 6.1/6.4 B*1, Kv 0.3/0.3 B*1
Active (CL): 6.2/6.4 B*1, Kv 0.3/0.3 B*1

Sound Pressure (LpAm)
Bystander’s position: (2-sided/1-sided)
Active (BW): 47/50 dB*1 , Active (CL): 47/50 dB*1, Standby: No Noise*2

*1 Reference value: measured only one unit with ISO7779, described with ISO9296:2017
*2 No noise means that the emission sound pressure level of each bystander
position is lower than the absolute standard with the background noise of ISO 7779.
Blue Angel



Toner Cartridges

Toner yield (Estimated @ 5% coverage)
C-EXV 54 TONER BK: 15,500 pages
C-EXV 54 TONER C/M/Y: 8,500 pages


Software and Printer management

Tracking and reporting
Universal Login Manager (ULM):
Manage your costs easily by using the embedded reporting capability to identify and control costs on a user-based level by device.

uniFLOW Online Express*: Combining with ULM you can gain further control and highlight expenditures per users/department and pinpoint where costs can be scaled down from a central cloud based location.
*Installation, activation and registration required
Remote management tools
iW Management Console:
Server-based software for centralised management of a fleet of devices (includes monitoring or consumables, status monitoring and alerts, distribution of address books, configuration settings, firmware and MEAP applications, meter capture and reporting, driver and resource management)

Compatible with eMaintenance services via embedded RDS (Enables meter capture, automatic consumables management, remote diagnostics and reporting for service providers to offer efficient, fast and proactive maintenance)

Content Delivery System:
Allows the Remote distribution of firmware, iR options and MEAP applications; Remote User Interface (RUI) Web based interface to each device that helps to provide remote device management and control
Customisation Options
Application Library

Scanning software
ScanGear MF Scanner Driver

Optimisation tools
Canon Driver Configuration Tool


Paper Supply options

Paper Capacity: 550 sheets x 2 (80 gsm)
Type of Paper: Thin, Plain, Recycled, Color, Heavy, Bond, Transparency, Pre-punched
Paper Size: A3, A4, A4R, A5, A5R, A6R, B4, B5 ,B5R,
Custom Size: 105.0 x 148 mm to 304.8 x 457.2 mm
Paper Weight: 52 to 220 gsm
Power Supply: From the Main Unit
Dimensions (W x D x H): 565 x 615 x 248 mm
Weight: Approx. 16 kg


Output Options

Inner Finisher-K1
Tray Capacity (with 80gsm paper):

Number of Trays: 2
Lower Tray1: A4, A5, A5R, B5: up to 500 sheets
SRA3, A3, A4R, B4, B5R: up to 250 sheets
A6R: up to 30 sheets
Upper Tray2: A4, A5, A5R, B5: up to 100 sheets
SRA3, A3, A4R, A6R, B4, B5R: up to 50 sheets

Paper Weight:
Lower Tray1: 52 to 256 gsm
Upper Tray2: 52 to 300 gsm

Staple Position: Corner, Double
Staple Capacity:
A4/B5: 50 sheets (52 to 90 gsm)
A3/B4/A4R: 30 sheets (52 to 90 gsm)

Eco Staple:
5 sheets (52 to 64 gsm)
4 sheets (65 to 81.4 gsm)
3 sheets (82 to 105 gsm)

Staple On Demand: approx 40 sheets (80 gsm)
Power Supply: From the main unit
Dimensions (W x D x H): 634 mm × 525 mm × 188 mm (when the extension tray and rotary tray are extended)
Weight: Approx. 8 kg
Paper Capacity (with 80 gsm paper)
-Upper tray:
SRA3, A3, A4, A4R, A5, A5R, A6R, B4, B5, B5R, Custom size (98.4 x 139.7 mm to 320.0 x 457.2 mm): 100 sheets
-Lower tray:
A4, A5, A5R, A6R, B5, B5R: up to 250 sheets
SRA3, A3, A4R, B4, Custom Size (98.4×139.7 to 320.0×457.2 mm ): up
to 100 sheets
Paper Weight: 52 to 300 gsm
Dimensions (W x D x H): 426 x 407 x 76 mm
Weight: 0.7 kg

*Requires 3 Way Unit-D1
Capacity: 100 sheets (80 gsm) *A4, B5, B5R, A5R
Dimensions (W x D x H): 444 × 373 × 176 mm (attached to the main unit,when the extension tray is extended)
Weight: Approx. 0.5 kg

*Requires 3 Way Unit-D1


Hardware Accessories

Card Readers
IC Card Reader Attachment-B2
3 Way Unit-D1


System and Controller options

Print Accessories
PS Printer Kit-BK1

Barcode Printing

System Accessories
Fax Accessories


Other Options

Accessibility Accessories
Platen Cover-Y2
Staple Cartridge


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