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Brother Genuine Toner
Choose TN229 Standard or TN229XL High Yield replacement cartridges. And with Refresh Subscription Service, you’ll never worry about running out and you’ll enjoy savings up to 50%(4). Get started with a Free Trial(5).
Upgrade your professional documents
With the consistent dependability of laser-quality digital color printing.
Maximize efficiency with all-in-one functionality
Performs four key business tasks (print, copy, scan, and fax) with consistent, reliable print speeds up to 19 ISO ppm(1) and scan speeds up to 29/22 ISO ipm(2) (black/color).
Flexible connection options
Easily connect multiple users and devices with built-in dual-band wireless (2.4GHz / 5GHz)(6) and Wi-Fi Direct or connect locally to a single computer via USB 2.0 interface.
Cloud connectivity
Intuitive and easy to use 3.5” color touchscreen connects directly to popular Cloud apps such as Google Drive, Dropbox, Evernote, OneNote and others(3) for dynamic scanning and printing.
Versatile paper handling
Equipped to drive efficiency and increase productivity with a 250-sheet capacity paper tray(7) that helps minimize the frequency of paper refills and adjusts for letter or legal size.
Multi-page management
A 50-page Auto Document Feeder(7) quickly feeds pages for efficient completion of multi-page copy, scan, and fax jobs.
Advanced security features
Delivering peace of mind protection by safeguarding sensitive documents and creating secure connections to devices and networks while printing.
Print from virtually anywhere
Brother Mobile Connect app puts the power of printer management in your hands. Print remotely, scan to mobile app, monitor toner levels, and re-order Brother Genuine supplies(8).
Print with purpose
Engineered to be environmentally friendly, MFC-L3720CDW is ENERGY STAR compliant and EPEAT Silver rated. Eco-friendly printer features include Eco Mode, Toner Save Mode, and automatic duplex printing.
Trust Brother Genuine
Formulated specifically for use with Brother printers, Brother Genuine Toner offers the reassurance of reliable compatibility and consistent performance. Look for multipack options that can help optimize your budget.
Brother at your side support
Backed by Brother with a 1-year limited warranty and free online, call, or live chat support for the life of your printer.
(1) Based on one-sided printing. Change from default setting required.
(2) Color and monochrome scan speed with all advanced features turned off, Letter at 300dpi.
(3) Requires an Internet connection and an account with desired service.
(4) Based on monthly subscription cost in U.S. for Color Laser High Plan vs. average cost per page of eligible like standard capacity cartridges. Savings will vary based on Refresh EZ Print Subscription plan selected.
(5) Requires enrollment in a monthly billed Brother Refresh EZ Print Subscription service plan based on monthly printed page allotments. Unused pages roll over, limitations apply. Additional page set charges and taxes apply during trial.
Plan, options offer, and pricing subject to change. Open to new subscribers located in the contiguous United States only. After the free trial period your credit card will be charged on a monthly basis for the Plan Fee, Overages, and Taxes in accordance with the Terms of Service.
Overage fees will apply during free trial. Your service will continue on a month-to-month basis until you cancel it. May be canceled at any time. Upon cancellation, cartridge will be deactivated and must be replaced at users’ expense in order to continue printing.
(6) Requires connection to a wireless network.
(7) Maximum capacity based on using 20 lb. paper.
(8) Free app download and wireless connection required. Compatibility may vary based on device and operating system.
Wi-Fi Direct is a registered trademark of Wi-Fi Alliance. EPEAT is a trademark of the Green Electronics Council in the United States and other countries.
ENERGY STAR and the ENERGY STAR mark are registered trademarks owned by the U.S. Environmental Protection Agency. Images are for illustrative purposes only. Specifications subject to change.
Product Width
17.5 inches
Scanner Type
Flatbed
Display Screen
Yes
Printer Connectivity
Apple AirPrint
Color Category
White
Duty Cycle
Up to 3,000
EPEAT Level
Silver
Integrated Fax
Yes
Printer Resolution (Black)
Up to 600 x 2400
Number of Color Cartridges Included
3
Included Software
Brother Mobile Connect for iOS and Android; Brother iPrint&Scan (desktop) for Windows and Mac, BRAdmin Light, BRAdmin Pro, Status Monitor (Windows only), Kofax PaperPort SE 14 (Windows only). Free app download may be required.
Print Head Type
Digital Color LED
Copier Resolution (Black)
Up to 600 x 600
ISO Mono Print Speed
19 pages per minute
Maximum Document Length
14 inches
Printer Resolution (Color)
Up to 600 x 2400
Works With
Amazon Alexa
Manufacturer's Warranty - Parts
1 year
Approximate Page Yield (Color)
1200
Mobile Device Printing
Yes
ENERGY STAR Certified
Yes
EPEAT Qualified
Yes
Supported Paper Sizes
Standard Tray: Letter, Legal, Mexican Legal, India Legal, Executive, A5, A5 Long Edge, A6, B5, B6, A4 Short, Folio; Manual Feed Slot: Width 3.0" to 8.5", Length 4.57" to 14"
Voice Assistant Built-in
Not Applicable
ISO Color Print Speed
19 pages per minute
Display Screen Size
3.5 inches
Wide Format Printing
No
Maximum Number Of Copies
99
Color
White
Printer Type
All In One
Portable
No
Output Tray Capacity
150 sheets
Photo Printing
No
Model Number
MFC-L3720CDW
Duplex Scan Function
No
Copier Resolution (Color)
Up to 600 x 600
Wide Format Scanning
No
Automatic Two-Sided Printing
Yes
Maximum Document Width
8.5 inches
Automatic Document Feeder Capacity
50 sheets
Networking
Wireless
Approximate Page Yield (Black)
1500
Product Name
MFC-L3720CDW Wireless Digital Color All-in-One Printer with Laser Quality Output and Refresh Subscription Eligibility
Scanner Resolution
Up to 19200 x 19200
Automatic Reduction/Enlargement
No
Ink Subscription Service Available
Yes
Tray Capacity
250
Brand
Brother
TWAIN Compliant
Yes
Automatic Document Feeder
Yes
Compatible Cartridges
TN229BK
Product Height
15.8 inches
Paper Handling
250-sheet capacity paper tray; Single-sheet manual feed slot
Number of Black Cartridges Included
1
Touch Screen
Yes
Number Of Cartridges Required
4
Internal Memory
Yes