

Upgrade your professional documents.
With the consistent dependability of laser-quality digital color printing.
Maximize efficiency. All-in-one functionality.
Conveniently accomplishes four essential business tasks with consistent performance and reliable print speeds up to 19 ppm‡ and scan speeds up to 29/22 ipm (black/color)‡.
Flexible connection options.
Enables multiple users and devices to connect easily to the printer with built-in dual-band wireless (2.4GHz / 5GHz)‡ and Wi-Fi Direct® or connect locally to a single computer via USB 2.0 interface.
Cloud connectivity.
The easy-to-use 3.5” color touchscreen puts you in control and connects you to popular Cloud-based apps such as Google Drive™, Dropbox, Evernote, OneNote, and more‡ for dynamic scanning and printing.
Versatile paper handling.
Equipped to drive efficiency and increase productivity with a 250-sheet capacity paper tray that helps minimize the frequency of paper refills and adjusts for letter or legal size‡, plus a 50-page Auto Document Feeder‡ for timesaving multi-page copying, scanning, and faxing.
Advanced security features.
Safeguard sensitive documents and create secure connections to devices and networks for peace of mind 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 supplies directly from Brother‡.
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.
Refresh EZ Print Subscription.
With Refresh EZ Print Subscription smart ink & toner service, you’ll never worry about running out of toner again, plus you’ll enjoy savings up to 50% on Brother Genuine Toner‡. Get started today with a Free Trial‡.
Vibrant and Crisp Prints with Brother Genuine.
Made specifically for Brother printers, Brother Genuine Toner promises reliable compatibility and continually consistent performance with cost effective high-yield and multipack options. Replace with Brother Genuine Toner: TN229 Standard Yield, TN229XL High Yield, or TN229V Value High Yield.
Brother Customer Support.
1-year limited warranty for peace of mind. For customer service, visit us at www.brother-usa.com/support.
Connectivity
Feature | Value |
|---|---|
| Standard Interface | Dual Band Wireless: 802.11 b/g/n (2.4GHz), 802.11 a/n (5GHz),Hi-Speed USB 2.0 |
| Standard Network Features‡ | Printing,Scan to E-mail Server (download),I-Fax (download),Scanning,PC Fax Send/Receive,Secure Function Lock,Secure Print |
| Mobile Device Compatibility‡ | AirPrint,BrotherMobileConnect,Mopria,WiFiDirect |
| Brother Cloud Apps‡ | Scan to Searchable PDF,Scan to Mobile,Fax Forward to Cloud / Email,Scan to Word,Scan To PowerPoint,Scan To Excel,Cloud Secure Print,Easy Scan to E-mail |
| Supported Network Protocols IPv4 | APIPA (Auto IP),ARP,BOOTP,CIFS Client,Custom Raw Port/Port 9100,DHCP,DNS Resolver,FTP Client and Server,HTTP/HTTPS Server,ICMP,IMAP4,IPP/IPPS,LDAP,LLMNR Responder,LPR/LPD,mDNS,POP3,RARP,SMTP Client,SNMPv1/v2c/v3,SNTP Client,TELNET Server,TFTP Client and Server,Web Services (Print/Scan),WINS/NetBIOS Name Resolution |
| Supported Network Protocols IPv6 | NDP,RA,DNS Resolver,mDNS,LLMNR Responder,LPR/LPD,Custom Raw Port/Port 9100,IPP/IPPS,POP3,SMTP Client,FTP Client and Server,CIFS Client,TELNET Server,SNMPv1/v2c/v3,HTTP/HTTPS Server,TFTP Client and Server,ICMPv6,SNTP Client,LDAP,Web Services (Print/Scan),IMAP4 |
| One Push Wireless Setup | Wi-Fi Protected Setup™ |
| WiFi Certified | Yes |
| System Requirement | Download System Requirement |
Dimensions
Feature | Value |
|---|---|
| Unit Weight | 44 |
| Unit Dimensions | 16.1" x 17.5" x 15.8" |
| Carton Dimensions | 20" x 22" x 21" |
| Carton Weight | 51.2 |
General
Feature | Value |
|---|---|
| Standard Memory | 512 |
| Maximum Monthly Duty Cycle‡ | Up to 40,000 pages |
| Recommended Monthly Print Volume‡ | Up to 3,000 pages |
| Toner Save Mode | Yes |
| Standard Paper Capacity | 250 |
Paper Handling
Feature | Value |
|---|---|
| Automatic Document Feeder Capacity‡ | 50 |
| Standard Paper Input Capacity (sheets)‡ | 250 |
| Output Paper Capacity (Sheets)‡ | 150 |
| Duplex Printing Capability | Yes |
| Minimum Input for ADF | 4.1"/5.8" |
| Paper Handling Size for Duplex Printing | Letter, Legal |
| Maximum Input for ADF | 8.5"/14" |
| Sheet Weight (ADF) | 16-28 lbs |
| Sheet Weight - Paper Tray (Min/Max)‡ | 16-43 lbs. (bond) |
| Manual Feed Capacity‡ | 1 |
| Media Type | Plain,Glossy Paper‡,Envelopes (#10),Bond,Labels,Recycled Paper,Colored Paper,Letterhead |
| Paper Handling Size Manual Feed | Envelope,Custom Sizes (3.0-8.5 (w), 4.57-14 (l) |
| Paper Handling Size Paper Tray | Letter,Legal,Executive,A4,A5,A6,B5,B6,Folio (8" x 13") |
| Sheet Weight Manual Feed | 16-43 lbs. (bond) |
Power
Feature | Value |
|---|---|
| Machine Noise Ready Printing | 40 dB / 46 dB |
| Power Consumption Power Off Deep Sleep Sleep Ready Printing | 0.02W / 0.65W / 7W / 70W / 500W |
| EPA ENERGY STAR TEC Value | 0.29 |
| ENERGY STAR Certified | Yes |
| EPEAT Registered | Silver |
| Power Source | 110-120 V AC 50 / 60 Hz |
| Operating Environment Humidity | 20-80% |
| Operating Environment Temperature | 50-90 degrees F |
Feature | Value |
|---|---|
| Black Print Speed‡ (max. ppm) | 19 |
| Color Print Speed‡ (max. ppm) | 19 |
| Emulation(s)‡ | BR-Script3‡,PCL5c,PCL5e,PCL6 (PCL XL Class 3.0),PDF Version 1.7,XPS Version 1.0 |
| First Page Out Time‡ (max. sec.) |
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