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J8025A, HPJ8025A

HP Jetdirect 640n Print Server



The HP Jetdirect 640n is a reliable print networking device that offers high-speed wired functionality, easy set-up, full manageability, backward compatibility and enterprise-class security features.

Ideal for enterprise and workgroup SMBs requiring full-featured, secure, and backward-compatible print management of printers and MFPs over shared, wired networks.


Print at high speed over gigabit networks.

Quickly connect to shared printers and MFPs throughout your office, over a gigabit network.

Maintain rigorous standards through IPv6 network features: more IP addresses than IPv4 and IPsec security.

Help reduce administration and operation costs with off-the-shelf functionality and backward compatibility.

Strengthen your network security and help protect data.

Protect your print network with advanced encryption and authentication via IPsec, SNMPv3, Kerberos, 802.1x, SSL/TLS, ACL, PWD protection, and IPP over TLS.

Increase the security of HP devices as soon as they are added to the network with HP Imaging and Printing Security Center1.

Keep track of devices and easily manage your fleet.

Rely on HP Web Jetadmin for efficient installation, configuration, and management of multiple devices2.

Easily configure and manage printing with embedded web server capabilities.

Help maintain security compliance with HP Imaging and Printing Security Center's automated monitoring1.

Set up in no time on almost any printer.

Get up and running quickly using a modular internal card that fits the EIO slot of compatible HP devices.

Set up is very quick, with easy configuration and full-fleet options, including improved installation wizard.

Count on support for a wide range of industry-standard operating systems and network protocols.

Suit your needs with a widely compatible, scalable server that can easily accommodate future enhancements.


Network types

  • Gigabit Ethernet, Fast Ethernet, Ethernet 802.3, (10/100/1000T, 802.3/802.3u/802.3ab)


  • RJ-45 (10/100/1000 Base-T)

Print server type

  • Internal

Security management

  • Secure configuration and management based on industry standards including SNMP v 3, SSL/TLS (HTTPS), 802.1X authentication, IPsec

Network upgradeable firmware

  • Yes


  • Flash memory:32 MB
  • Standard memory:512 MB

Compatible Operating Systems

  • Microsoft Windows 8, Windows 7, Windows Vista, Windows Vista x64, Windows XP Professional, Windows XP Professional x64, Windows Server 2003 (32/64 bit), Windows 2000, Mac OS X v10.2, v10.3, v10.4 or higher, Novell NetWare 5.1 or higher, RED HAT Linux 7.x or higher, SUSE Linux 8.x or higher, HP-UX 10.20, 11.x, 11.i, Solaris 2.5 or higher (SPARC), AIX 3.2.5 or higher, MPE-iX, Citrix MetaFrame, Windows Terminal Services

Printer Management

  • HP Embedded Web Server, HP Web Jetadmin

Embedded web server

  • Yes

EPP and ECP supported

  • No

Print job buffering supported

  • Yes

IPP supported

  • Yes


Network protocols, supported

  • IPv4/IPv6: Apple Bonjour Compatible (Mac OS v10.2.4 and higher), SNMPv1/v2c/v3, HTTP, HTTPS, FTP, TFTP, Port 9100, LPD, IPP, Secure-IPP, WS Discovery, IPsec/Firewall
  • IPv6: DHCPv6, MLDv1, ICMPv6
  • IPv4: Auto-IP, SLP, Telnet, IGMPv2, BOOTP/DHCP, WINS, IP Direct Mode, WS Print
  • other: IPX/SPX, AppleTalk, NetWare NDS, Bindery, NDPS, iPrint

Browser supported

  • Microsoft Internet Explorer 5.x and higher
  • Safari
  • Mozilla 1.x
  • Firefox 1.x
  • Chrome

Printer supported

  • HP EIO-based peripherals. HP Business Inkjet 2300, 2800
  • HP Color LaserJet CP3505, CP3525, CP4025, CP4525, CP5525, CP6015, 3000, 3800, 4700, 5550 series printers, CM3530 MFP, CM4540 MFP, CM4730 MFP, CM6030 MFP, CM6040 MFP, 4730 MFP
  • HP Designjet T620, T770, T790, T1120, T1200, T1300, T2300, T7100, T7200, Z2100, Z2600, Z3100, Z3200, Z5200, Z5400, Z5600, Z6100, Z6200
  • HP Digital Sender 9200C, 9250C
  • HP LaserJet P3005, P3015, P4014, P4015, P4515, 2420, 4240, 4250, 4350, 5200, 9040, 9050 series printers, M3027 MFP, M3035 MFP, M4345 MFP, M4555 MFP, M5025 MFP, M5035 MFP, M9040 MFP, M9050 MFP, 4345 MFP, 9040 MFP, 9050 MFP
  • HP CM 8050/8060 Color MFP with Edgeline Technology

Dimensions and weight

  • Minimum dimensions (W x D x H)
  • 89 x 136 x 31 mm


  • 0.08 kg

What's in the box

  • HP Jetdirect 640n IPv6/IPsec Print Server
  • Warranty cards
  • HP Installation software and documentation on CD-ROM

Software included

  • HP Install Network Printer Wizard

No additional files, specification sheets, guides or documentation found for product.

Warranty: 12 Month Return To Base

Full manufacturers warranty details are available at the manufacturers (HP) web site.

Unless otherwise specified Techbuy is normally your first point of contact for warranty related returns, further information regarding our warranty policies and consumer guarantees is available on our policies and service & support pages.

To apply for return of a product just go to our returns page.

These terms are in addition to and do not affect any terms, conditions, guarantees and warranties implied by law.

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