| Colour | No |
| Print technology | Laser |
| Duplex printing | Yes |
| Maximum resolution | 1200 x 1200 DPI |
| Print speed (black, normal quality, A4/US Letter) | 50 ppm |
| Duplex print speed (black, normal quality, A4/US Letter) | 24 ppm |
| Warm-up time | 4.7 s |
| Time to first page (black, normal) | 7.5 s |
| Secure printing | Yes |
| N-up printing | 2, 4, 16, 25 |
| Maximum duty cycle | 150000 pages per month |
| Number of print cartridges | 1 |
| Page description languages | BR-Script 3, Epson FX, IBM ProPrinter, PCL 6, PDF 1.7 |
| Total number of input trays | 3 |
| Total input capacity | 520 sheets |
| Total output capacity | 250 sheets |
| Multi-Purpose tray | Yes |
| Multi-Purpose tray input capacity | 50 sheets |
| Maximum ISO A-series paper size | A4 |
| Paper tray media types | Plain paper, Recycled paper, Thick paper, Thicker paper, Thin paper |
| ISO A-series sizes (A0...A9) | A4, A5, A6 |
| Multi-purpose tray media types | Envelopes, Labels |
| Non-ISO print media sizes | Executive, Folio |
| Custom media width | 76.2 - 215.9 mm |
| Custom media length | 127 - 355.6 mm |
| Paper tray media weight | 60 - 120 g/m² |
| Multi-Purpose Tray media weight | 60 - 200 g/m² |
| Duplex media weight | 60 - 105 g/m² |
| Standard interfaces | Ethernet, USB 2.0 |
| USB 2.0 ports quantity | 1 |
| Wi-Fi | Yes |
| Ethernet LAN | Yes |
| Wi-Fi Direct | Yes |
| Wi-Fi standards | 802.11b, 802.11g, Wi-Fi 4 (802.11n) |
| Near Field Communication (NFC) | Yes |
| Security algorithms | 64-bit WEP, 128-bit WEP, 802.1x RADIUS, EAP-FAST, EAP-MD5, EAP-PEAP, EAP-TLS, EAP-TTLS, SMTP-AUTH, SSL/TLS, WPA-PSK, WPA2-PSK |
| Supported network protocols (IPv4) | ARP, RARP, BOOTP, DHCP, APIPA (Auto IP), WINS / NetBIOS name resolution, DNS resolver, MDNS, LLMNR responder, LPR / LPD, Custom Raw Port / port9100, IPP / IPPS, FTP server, TELNET Server, HTTP / HTTPS Server, TFTP Client & Server, SMTP client, SNMPv1 / v2c / v3, ICMP, Web Services (Print), CIFS Client, SNTP Client, LDAP |
| Supported network protocols (IPv6) | NDP, RA, DNS resolver, mDNS, LLMNR responder, LPR / LPD, Custom Raw Port / Port9100, IPP / IPPS, FTP Server, TELNET Server, HTTP / HTTPS Server, TFTP Client & Server, SMTP Client, SNMPv1 / v2c, ICMPv6, Web Services (Print), CIFS Client, SNTP Client, LDAP |
| Mobile printing technologies | Apple AirPrint, Brother iPrint & Scan, Google Cloud Print, Mopria Print Service |
| Internal memory | 512 MB |
| Built-in processor | Yes |
| Processor family | ARM Cortex |
| Processor model | Cortex-A9 |
| Processor frequency | 800 MHz |
| Sound pressure level (printing) | 54 dB |
| Sound pressure level (quiet mode) | 50 dB |
| Product colour | White |
| Built-in display | Yes |
| Display | LCD |
| Colour display | Yes |
| Touchscreen | Yes |
| Control type | Touch |
| Power consumption (printing) | 390 W |
| Power consumption (max) | 770 W |
| Power consumption (ready) | 7.3 W |
| Power consumption (standby) | 32 W |
| Power consumption (off) | 0.04 W |
| Energy Star Typical Electricity Consumption (TEC) | 2.379 kWh/week |
| Sustainability certificates | Blue Angel, ENERGY STAR |
| Width | 400 mm |
| Depth | 396 mm |
| Height | 552 mm |
| Weight | 21.2 kg |
| Package width | 497 mm |
| Package depth | 492 mm |
| Package height | 607 mm |
| Package weight | 22.4 kg |
| Drivers included | Yes |
| Manual | Yes |
| Harmonized System (HS) code | 84433210 |
| Supported protocols | MIFARE Standard / Plus / UltraLight / UltraLight C / DESfire, my-d move, Tag-it, FeliCa / FeliCa Lite / Lite-S |
| Description |
| Brother HL-L6400DWTT. Print technology: Laser. Number of print cartridges: 1, Maximum duty cycle: 150000 pages per month. Maximum resolution: 1200 x 1200 DPI. Maximum ISO A-series paper size: A4. Print speed (black, normal quality, A4/US Letter): 50 ppm, Duplex printing. Display: LCD. Wi-Fi. Product colour: White |
