imageRUNNER 1643i II / 1643iF II

imageRUNNER 1643i II / 1643iF II

High in productivity, compact in size

The imageRUNNER 1643i II and 1643iF II offer a wide range of features tailored to meet the demands of busy work groups. With easy navigation through an intuitive colour touch panel, seamless mobile connectivity and efficient digitisation, the multi-function devices help businesses maximise productivity.

  • A4 Monochrome
  • Print speed of up to 43 pages per minute



Workflow Efficiency

Application Library features a range of customisable shortcuts designed to help automate routine tasks and streamline workflows. The Cloud Apps allow printing from and scanning to various cloud storage destinations, such as Dropbox™ and Google Drive™ easily without the use of PC.

Cost Management

uniFLOW Online Express, a simple cloud-based print management solution tracks print, scan and copy costs, as well as accurately provides print, scan, copy and fax usage reports. The detailed tracking, reporting, and cost analysis offer greater usage and print optimisation.

Holistic Security

TLS encrypted communication, IPSec communication and IEEE 802.1X improve network security, while uniFLOW Online Express deters information leakage with secure user authentication. System verification at startup ensures firmware and applications are free from tampering and malware.



Main Unit

Machine Type

Monochrome A4 Laser Multifunctional

Core Function

iR 1643iF II: Print, Copy, Scan, Send and Fax
iR 1643i II: Print, Copy, Scan and Send

Control Panel

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


Standard: 1.0 GB RAM


eMMC: 2 GB

Interface Connection

1000Base-T/100Base-TX/10Base-T, Wireless LAN (IEEE 802.11 b/g/n), Wi-Fi Direct Connection

USB 2.0 (Host) x2, USB 2.0 (Device) x1

Memory Media

USB Memory

Network Security

TLS 1.3, IPSec, IEEE802.1X authentication, SNMPv3, Firewall, Functionality (IP/MAC Address Filtering), Enabling/Disabling (Network Applications, Remote UI, USB Interface), G3 FAX separation from LAN, USB Port separation from LAN

Document Security

Print Security (Secure Print, uniFLOW Secure Print*1), Scan Security (Encrypted PDF, Device Signature PDF/XPS), Send Data Security (Restricted E-mail/File send functions, Security Confirming FAX number, Allow/Restrict Fax Driver Transmissions, Allow/Restrict Sending from History)

Paper Supply Capacity (A4, 80 gsm)

Paper Cassette: 550 sheet
Multi-purpose tray: 100 sheet
Maximum: 2,300 sheets (with PAPER FEEDER PF-C1x3)

Paper Output Capacity (A4, 80 gsm)

Standard: 150 sheets

Toner (Estimated Yield @ 5% Coverage)

Toner T06 Black: 20,500 impressions (A4)

Supported Media Sizes

Upper Cassette 1:
Standard size: A4, B5, A5, A5R, A6
Custom size: Minimum 105.0 x 148.0 mm up to 216.0 x 355.6 mm

Multi-purpose tray:
Standard size: A4, B5, A5, A5R, A6
Index Card, Envelopes [No. 10 (COM 10), Monarch, ISO-C5, DL]
Custom Size: Minimum 76.2 x 127.0 mm up to 216.0 x 355.6 mm

Supported Media Weights

Upper Cassette 1: 60 to 120 gsm
Multi-purpose tray: 60 to 199 gsm
Duplex: 60 to 120 gsm

Warm-up Time

From Power On: 14 Seconds or Less*2
From Sleep Mode: 4 Seconds or Less

Dimensions (W x D x H)

480 x 464 x 452 mm

Installation Space (W x D)

480 x 905 mm (With cassette open)


Standard: Approx. 20.0 kg (Including toner)


Print Speed (BW)

1-sided: Up to 43/43 ppm (A4)
2-sided: Up to 36/36 ppm (A4)

Print Resolution (dpi)

600 × 600

Page Description Languages

Standard: UFR II, PCL6, PCL5
Adobe®PostScript®3™ (Optional iR1643i II)

Direct Print

Direct printing available from USB memory, LPR
Supported file types: TIFF, JPEG, PDF and XPS (only LPR)

Printing from Mobile and Cloud Application

Apple AirPrint, Canon PRINT Business, Mopria and uniFLOW Online

Operating System

UFRII: Windows® 8.1/10/Server 2012/Server 2012 R2/Server 2016/Server 2019, MAC OS X (10.11 or later)
PCL: Windows® 8.1/10/Server 2012/Server 2012 R2/Server 2016/Server 2019
PS: Windows® 8.1/10/Server 2012/Server 2012 R2/Server 2016/Server 2019, MAC OS X (10.11 or later)





Document Feeder Paper Capacity

A4 – 50 sheets

Supported Media Sizes

Sheet media size: A4R, B5R, A5R, A6R
Custom size: 105 × 128 mm to 215.9 x 355.6 mm

Scan Speed (ipm: BW/CL, A4)

Copy (600 dpi):
1-sided Scanning: 20
2-sided Scanning: 34

Send (300 dpi):
1-sided Scanning (BW/CL): 38/13
2-sided Scanning (BW/CL): 70/26

Scan Resolution (dpi)

Copy: up to 600 x 600
Send: (Push) up to 300 x 600, (Pull) up to 600 x 600
Fax: up to 400 x 400

Pull Scan Specifications

ScanGear MF For both TWAIN and WIA


Fax (iR1643iF II only)

Maximum Number of Connection Lines


Modem Speed

Super G3: 33.6 kbps
G3: 14.4 kbps

Compression Method


Resolution (dpi)

400 x 400 (Ultrafine), 200 x 400 (Superfine), 200 x 200 (Fine/Photo), 200 x 100 (Normal)

Fax Memory

Up to 512 pages

Speed Dials

Max. 281

Group Dials / Destinations

Max. 299 dials

Sequential Broadcast

Max. 310 addresses


Power Source

AC 220-240V: 3.9A, 50/60Hz

Power Consumption

Maximum: Approx. 1420 W or less

Paper Supply Options


  1. Requires optional uniFLOW Online / uniFLOW.
  2. Time from device power-on, until copy ready (not print reservation).
  3. Colour mode is black and white only.
  4. Single Page Only.
  5. Attached to the main unit.

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