HP

HP 7PS99A#BGJ LaserJet Enterprise Flow MFP M635z Printer

HP LaserJet Enterprise Flow MFP M635z delivers 65 ppm printing with advanced security and high-capacity paper handling for large workgroups.

$5,999.00*
In Stock on Amazon.com
View on Amazon

*Price sourced from Amazon.com. Last updated:Jun 27, 2026.Price and availability are subject to change.

Affiliate Disclosure: Studio Supplies may earn a commission from qualifying purchases made through links on this page, at no additional cost to you. This helps support our editorial team.

Notice a mistake? Let Us Know

Overview

The HP LaserJet Enterprise Flow MFP M635z is a monochrome multifunction printer engineered for enterprise workgroups that demand speed, reliability, and security in their document workflows. Printing at up to 65 pages per minute with a first-page-out time of just 5.2 seconds, it minimizes wait times even during peak usage. The paper handling system is designed for minimal intervention: a 550-sheet standard tray and a 2,000-sheet high-capacity input feeder keep the printer running through extended jobs, while the 1,000-sheet 3-bin stapler/stacker with job offset means finished documents come out sorted, stapled, and ready for distribution without manual collation.

HP positions the M635z as one of its most secure printers, incorporating runtime intrusion detection, firmware whitelisting, and continuous monitoring to defend against network-borne threats — an increasingly important consideration for enterprise IT departments. The 9-inch touchscreen provides a responsive interface for configuring scan destinations, managing copy jobs, and sending faxes, while the integrated pull-out keyboard speeds up data entry for scan-to-email or network folder workflows. Automatic duplex printing comes standard, reducing paper consumption across the organization. The Flow designation indicates enhanced scanning features, including automatic page orientation correction, mis-feed detection, and multi-page scanning optimization, ensuring that digitized documents are accurate and properly formatted on the first pass.

Key Features

World's most secure printing: Print, scan, copy, and fax professional-quality documents with the HP LaserJet Enterprise Flow MFP M635z, a multifunction laser printer with JetIntelligence designed to combine performance, energy efficiency, and security

Protect your network from attacks: Your monochrome laser printer has the industry's deepest security with embedded features that help protect your sensitive data, thwart malware, and continually detect and stop attacks

High-speed performance meets energy-efficiency: Keep business moving with a 9" functional touchscreen, duplex printing, 5.2 seconds first page out time, and print speeds of up to 65 ppm, all while using exceptionally low amounts of energy

Loaded for productivity: Paper handling features include a 550-sheet paper tray for paper sizes 4 x 6" to legal, a 2,000-sheet high-capacity input feeder, a wheeled stand, and a 1,000-sheet 3-bin stapler/stacker with job offset

Give workgroups the speed they need: Enhance productivity with features that help detect potential errors or missed pages and help ensure proper scanning orientation and size; enter data more quickly and accurately using the pull-out keyboard

Specifications

Brand
HP
Model
7PS99A#BGJ (M635z)
Functions
Print, Scan, Copy, Fax
Print Technology
Monochrome Laser
Print Speed
Up to 65 ppm
First Page Out
5.2 seconds
Duplex Printing
Automatic
Display
9" Functional Touchscreen
Standard Paper Tray
550 sheets
High-Capacity Feeder
2,000 sheets
Finishing
1,000-sheet 3-bin Stapler/Stacker with Job Offset
Connectivity
Ethernet
Includes
Wheeled Stand

Pros & Cons

👍 Pros

  • 65 pages per minute print speed with 5.2-second first page out handles high-volume demand efficiently
  • 2,550-sheet total paper capacity minimizes reloading interruptions across long print runs
  • Built-in stapler/stacker with 3 bins and job offset automates document finishing for workgroups
  • 9-inch touchscreen with pull-out keyboard provides fast, intuitive job setup and data entry
  • Enterprise-grade security features protect against firmware tampering and network-based attacks

👎 Cons

  • Monochrome only — no color printing, scanning to color, or color copying capability
  • Large physical footprint with the wheeled stand requires significant floor or alcove space
  • Enterprise pricing puts this well above the budget of small offices or low-volume environments
  • High-capacity toner and maintenance costs add up in ongoing operational expenses
  • Ethernet-only connectivity with no Wi-Fi option may limit placement flexibility

Frequently Asked Questions

The M635z handles printing, scanning, copying, and faxing from a single device, making it a complete document workflow solution for office environments.
Total paper capacity includes a 550-sheet standard tray plus a 2,000-sheet high-capacity input feeder, giving you 2,550 sheets available before needing to reload. It also includes a wheeled stand for stability.
HP embeds multiple security layers including runtime intrusion detection, whitelisting to ensure only authentic HP firmware runs, and features designed to detect and stop malware. HP markets it as having the industry's deepest printer security.
Yes, automatic duplex (two-sided) printing is built in, which reduces paper usage and is standard for enterprise environments.
The printer comes with a 1,000-sheet 3-bin stapler/stacker with job offset, allowing multiple users to send print jobs that are automatically separated and stapled without manual sorting.